Public Instance Constructors
| MySqlCommand | Overloaded. Initializes a new instance of the MySqlCommand class. |
Public Instance Properties
| CommandText | |
| CommandTimeout | |
| CommandType | |
| Connection | |
| Container (inherited from Component) | Gets the IContainer that contains the Component. |
| IsPrepared | |
| Parameters | |
| Site (inherited from Component) | Gets or sets the ISite of the Component. |
| Transaction | |
| UpdatedRowSource |
Public Instance Methods
| Cancel | Attempts to cancel the execution of a MySqlCommand. This operation is not supported. |
| CreateObjRef (inherited from MarshalByRefObject) | Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object. |
| CreateParameter | Creates a new instance of a MySqlParameter object. |
| Dispose (inherited from Component) | Releases all resources used by the Component. |
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| ExecuteNonQuery | |
| ExecuteReader | Overloaded. |
| ExecuteScalar | |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetLifetimeService (inherited from MarshalByRefObject) | Retrieves the current lifetime service object that controls the lifetime policy for this instance. |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| InitializeLifetimeService (inherited from MarshalByRefObject) | Obtains a lifetime service object to control the lifetime policy for this instance. |
| Prepare | |
| ToString (inherited from Component) | Returns a String containing the name of the Component, if any. This method should not be overridden. |
Public Instance Events
| Disposed (inherited from Component) | Adds an event handler to listen to the Disposed event on the component. |
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlCommand class.
Overload List
Initializes a new instance of the MySqlCommand class.
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlCommand class.
Syntax: Visual Basic
Overloads Public Sub New()
Syntax: C#
public MySqlCommand();
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace, MySqlCommand Constructor Overload List
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal cmdText As String _ )
Syntax: C#
public MySqlCommand( stringcmdText );
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace, MySqlCommand Constructor Overload List
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal cmdText As String, _ ByVal connection As MySqlConnection _ )
Syntax: C#
public MySqlCommand( stringcmdText, MySqlConnectionconnection );
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace, MySqlCommand Constructor Overload List
For a list of all members of this type, see MySqlConnection Members .
Syntax: Visual Basic
NotInheritable Public Class MySqlConnection_ Inherits Component_ Implements IDbConnection, ICloneable
Syntax: C#
public sealed class MySqlConnection : Component, IDbConnection, ICloneable
Thread Safety
Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySqlConnection Members, MySql.Data.MySqlClient Namespace
Public Instance Constructors
| MySqlConnection | Overloaded. Initializes a new instance of the MySqlConnection class. |
Public Instance Properties
| ConnectionString | |
| ConnectionTimeout | |
| Container (inherited from Component) | Gets the IContainer that contains the Component. |
| Database | |
| DataSource | Gets the name of the MySQL server to which to connect. |
| ServerThread | Returns the ID of the server thread this connection is executing on. |
| ServerVersion | |
| Site (inherited from Component) | Gets or sets the ISite of the Component. |
| State | |
| UseCompression | Indicates if this connection should use compression when communicating with the server. |
Public Instance Methods
| BeginTransaction | Overloaded. |
| ChangeDatabase | |
| Close | |
| CreateCommand | |
| CreateObjRef (inherited from MarshalByRefObject) | Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object. |
| Dispose (inherited from Component) | Releases all resources used by the Component. |
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetLifetimeService (inherited from MarshalByRefObject) | Retrieves the current lifetime service object that controls the lifetime policy for this instance. |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| InitializeLifetimeService (inherited from MarshalByRefObject) | Obtains a lifetime service object to control the lifetime policy for this instance. |
| Open | |
| Ping | Ping |
| ToString (inherited from Component) | Returns a String containing the name of the Component, if any. This method should not be overridden. |
Public Instance Events
| Disposed (inherited from Component) | Adds an event handler to listen to the Disposed event on the component. |
| InfoMessage | |
| StateChange |
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlConnection class.
Overload List
Initializes a new instance of the MySqlConnection class.
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlConnection class.
Syntax: Visual Basic
Overloads Public Sub New()
Syntax: C#
public MySqlConnection();
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace, MySqlConnection Constructor Overload List
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal connectionString As String _ )
Syntax: C#
public MySqlConnection( stringconnectionString );
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace, MySqlConnection Constructor Overload List
Syntax: Visual Basic
NotOverridable Public Property ConnectionString As String _ _ Implements IDbConnection.ConnectionString
Syntax: C#
public string ConnectionString {get; set;}Implements
IDbConnection.ConnectionString
See Also
Syntax: Visual Basic
NotOverridable Public ReadOnly Property ConnectionTimeout As Integer _ _ Implements IDbConnection.ConnectionTimeout
Syntax: C#
public int ConnectionTimeout {get;}Implements
IDbConnection.ConnectionTimeout
See Also
Syntax: Visual Basic
NotOverridable Public ReadOnly Property Database As String _ _ Implements IDbConnection.Database
Syntax: C#
public string Database {get;}Implements
IDbConnection.Database
See Also
Gets the name of the MySQL server to which to connect.
Syntax: Visual Basic
Public ReadOnly Property DataSource As String
Syntax: C#
public string DataSource {get;}See Also
Returns the ID of the server thread this connection is executing on
Syntax: Visual Basic
Public ReadOnly Property ServerThread As Integer
Syntax: C#
public int ServerThread {get;}See Also
Syntax: Visual Basic
Public ReadOnly Property ServerVersion As String
Syntax: C#
public string ServerVersion {get;}See Also
Syntax: Visual Basic
NotOverridable Public ReadOnly Property State As ConnectionState _ _ Implements IDbConnection.State
Syntax: C#
public System.Data.ConnectionState State {get;}Implements
IDbConnection.State
See Also
Indicates if this connection should use compression when communicating with the server.
Syntax: Visual Basic
Public ReadOnly Property UseCompression As Boolean
Syntax: C#
public bool UseCompression {get;}See Also
Overload List
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace
Syntax: Visual Basic
Overloads Public Function BeginTransaction() As MySqlTransaction
Syntax: C#
public MySqlTransaction BeginTransaction();
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace, MySqlConnection.BeginTransaction Overload List
For a list of all members of this type, see MySqlTransaction Members .
Syntax: Visual Basic
NotInheritable Public Class MySqlTransaction_ Implements IDbTransaction, IDisposable
Syntax: C#
public sealed class MySqlTransaction : IDbTransaction, IDisposable
Thread Safety
Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySqlTransaction Members, MySql.Data.MySqlClient Namespace
Public Instance Properties
| Connection | Gets the MySqlConnection object associated with the transaction, or a null reference (Nothing in Visual Basic) if the transaction is no longer valid. |
| IsolationLevel | Specifies the IsolationLevel for this transaction. |
Public Instance Methods
| Commit | |
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| Rollback | |
| ToString (inherited from Object) | Returns a String that represents the current Object. |
See Also
MySqlTransaction Class, MySql.Data.MySqlClient Namespace
Gets the MySqlConnection object associated with the transaction, or a null reference (Nothing in Visual Basic) if the transaction is no longer valid.
Syntax: Visual Basic
Public ReadOnly Property Connection As MySqlConnection
Syntax: C#
public MySqlConnection Connection {get;}Property Value
The MySqlConnection object associated with this transaction.
Remarks
A single application may have multiple database connections, each with zero or more transactions. This property enables you to determine the connection object associated with a particular transaction created by BeginTransaction.
See Also
Specifies the IsolationLevel for this transaction.
Syntax: Visual Basic
NotOverridable Public ReadOnly Property IsolationLevel As IsolationLevel _ _ Implements IDbTransaction.IsolationLevel
Syntax: C#
public System.Data.IsolationLevel IsolationLevel {get;}Property Value
The IsolationLevel for this transaction. The default is ReadCommitted.
Implements
IDbTransaction.IsolationLevel
Remarks
Parallel transactions are not supported. Therefore, the IsolationLevel applies to the entire transaction.
See Also
Syntax: Visual Basic
NotOverridable Public Sub Commit() _ _ Implements IDbTransaction.Commit
Syntax: C#
public void Commit();
Implements
IDbTransaction.Commit
See Also
Syntax: Visual Basic
NotOverridable Public Sub Rollback() _ _ Implements IDbTransaction.Rollback
Syntax: C#
public void Rollback();
Implements
IDbTransaction.Rollback
See Also
Syntax: Visual Basic
Overloads Public Function BeginTransaction( _ ByVal iso As IsolationLevel _ ) As MySqlTransaction
Syntax: C#
public MySqlTransaction BeginTransaction( IsolationLeveliso );
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace, MySqlConnection.BeginTransaction Overload List
Syntax: Visual Basic
NotOverridable Public Sub ChangeDatabase( _ ByVal databaseName As String _ ) _ _ Implements IDbConnection.ChangeDatabase
Syntax: C#
public void ChangeDatabase( stringdatabaseName );
Implements
IDbConnection.ChangeDatabase
See Also
Syntax: Visual Basic
NotOverridable Public Sub Close() _ _ Implements IDbConnection.Close
Syntax: C#
public void Close();
Implements
IDbConnection.Close
See Also
Syntax: Visual Basic
Public Function CreateCommand() As MySqlCommand
Syntax: C#
public MySqlCommand CreateCommand();
See Also
Syntax: Visual Basic
NotOverridable Public Sub Open() _ _ Implements IDbConnection.Open
Syntax: C#
public void Open();
Implements
IDbConnection.Open
See Also
Ping
Syntax: Visual Basic
Public Function Ping() As Boolean
Syntax: C#
public bool Ping();
Return Value
See Also
Syntax: Visual Basic
Public Event InfoMessage As MySqlInfoMessageEventHandler
Syntax: C#
public event MySqlInfoMessageEventHandler InfoMessage;
See Also
MySqlConnection Class, MySql.Data.MySqlClient Namespace
Represents the method that will handle the InfoMessage event of a MySqlConnection.
Syntax: Visual Basic
Public Delegate Sub MySqlInfoMessageEventHandler( _ ByVal sender As Object, _ ByVal args As MySqlInfoMessageEventArgs _ )
Syntax: C#
public delegate void MySqlInfoMessageEventHandler( objectsender, MySqlInfoMessageEventArgsargs );
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySql.Data.MySqlClient Namespace
Provides data for the InfoMessage event. This class cannot be inherited.
For a list of all members of this type, see MySqlInfoMessageEventArgs Members .
Syntax: Visual Basic
Public Class MySqlInfoMessageEventArgs_ Inherits EventArgs
Syntax: C#
public class MySqlInfoMessageEventArgs : EventArgs
Thread Safety
Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySqlInfoMessageEventArgs Members, MySql.Data.MySqlClient Namespace
MySqlInfoMessageEventArgs overview
Public Instance Constructors
| MySqlInfoMessageEventArgs Constructor | Initializes a new instance of the MySqlInfoMessageEventArgs class. |
Public Instance Fields
Public Instance Methods
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| ToString (inherited from Object) | Returns a String that represents the current Object. |
Protected Instance Methods
| Finalize (inherited from Object) | Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. |
| MemberwiseClone (inherited from Object) | Creates a shallow copy of the current Object. |
See Also
MySqlInfoMessageEventArgs Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlInfoMessageEventArgs class.
Syntax: Visual Basic
Public Sub New()
Syntax: C#
public MySqlInfoMessageEventArgs();
See Also
MySqlInfoMessageEventArgs Class, MySql.Data.MySqlClient Namespace
Syntax: Visual Basic
Public errors As MySqlError()
Syntax: C#
public MySqlError[] errors;
See Also
MySqlInfoMessageEventArgs Class, MySql.Data.MySqlClient Namespace
Collection of error codes that can be returned by the server
For a list of all members of this type, see MySqlError Members .
Syntax: Visual Basic
Public Class MySqlError
Syntax: C#
public class MySqlError
Thread Safety
Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySqlError Members, MySql.Data.MySqlClient Namespace
Public Instance Constructors
Public Instance Properties
Public Instance Methods
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| ToString (inherited from Object) | Returns a String that represents the current Object. |
Protected Instance Methods
| Finalize (inherited from Object) | Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. |
| MemberwiseClone (inherited from Object) | Creates a shallow copy of the current Object. |
See Also
MySqlError Class, MySql.Data.MySqlClient Namespace
Syntax: Visual Basic
Public Sub New( _ ByVal level As String, _ ByVal code As Integer, _ ByVal message As String _ )
Syntax: C#
public MySqlError( stringlevel, intcode, stringmessage );
Parameters
level:
code:
message:
See Also
Error code
Syntax: Visual Basic
Public ReadOnly Property Code As Integer
Syntax: C#
public int Code {get;}See Also
Error level
Syntax: Visual Basic
Public ReadOnly Property Level As String
Syntax: C#
public string Level {get;}See Also
Error message
Syntax: Visual Basic
Public ReadOnly Property Message As String
Syntax: C#
public string Message {get;}See Also
Syntax: Visual Basic
Public Event StateChange As StateChangeEventHandler
Syntax: C#
public event StateChangeEventHandler StateChange;
See Also
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal cmdText As String, _ ByVal connection As MySqlConnection, _ ByVal transaction As MySqlTransaction _ )
Syntax: C#
public MySqlCommand( stringcmdText, MySqlConnectionconnection, MySqlTransactiontransaction );
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace, MySqlCommand Constructor Overload List
Syntax: Visual Basic
NotOverridable Public Property CommandText As String _ _ Implements IDbCommand.CommandText
Syntax: C#
public string CommandText {get; set;}Implements
IDbCommand.CommandText
See Also
Syntax: Visual Basic
NotOverridable Public Property CommandTimeout As Integer _ _ Implements IDbCommand.CommandTimeout
Syntax: C#
public int CommandTimeout {get; set;}Implements
IDbCommand.CommandTimeout
See Also
Syntax: Visual Basic
NotOverridable Public Property CommandType As CommandType _ _ Implements IDbCommand.CommandType
Syntax: C#
public System.Data.CommandType CommandType {get; set;}Implements
IDbCommand.CommandType
See Also
Syntax: Visual Basic
Public Property Connection As MySqlConnection
Syntax: C#
public MySqlConnection Connection {get; set;}See Also
Syntax: Visual Basic
Public ReadOnly Property IsPrepared As Boolean
Syntax: C#
public bool IsPrepared {get;}See Also
Syntax: Visual Basic
Public ReadOnly Property Parameters As MySqlParameterCollection
Syntax: C#
public MySqlParameterCollection Parameters {get;}See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace
Represents a collection of parameters relevant to a MySqlCommand as well as their respective mappings to columns in a DataSet. This class cannot be inherited.
For a list of all members of this type, see MySqlParameterCollection Members .
Syntax: Visual Basic
NotInheritable Public Class MySqlParameterCollection_ Inherits MarshalByRefObject_ Implements IDataParameterCollection, IList, ICollection, IEnumerable
Syntax: C#
public sealed class MySqlParameterCollection : MarshalByRefObject, IDataParameterCollection, IList, ICollection, IEnumerable
Thread Safety
Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySqlParameterCollection Members, MySql.Data.MySqlClient Namespace
MySqlParameterCollection overview
Public Instance Constructors
| MySqlParameterCollection Constructor | Initializes a new instance of the MySqlParameterCollection class. |
Public Instance Properties
| Count | Gets the number of MySqlParameter objects in the collection. |
| Item | Overloaded. Gets the MySqlParameter with a specified attribute. In C#, this property is the indexer for the MySqlParameterCollection class. |
Public Instance Methods
| Add | Overloaded. Adds the specified MySqlParameter object to the MySqlParameterCollection. |
| Clear | Removes all items from the collection. |
| Contains | Overloaded. Gets a value indicating whether a MySqlParameter exists in the collection. |
| CopyTo | Copies MySqlParameter objects from the MySqlParameterCollection to the specified array. |
| CreateObjRef (inherited from MarshalByRefObject) | Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object. |
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetLifetimeService (inherited from MarshalByRefObject) | Retrieves the current lifetime service object that controls the lifetime policy for this instance. |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| IndexOf | Overloaded. Gets the location of a MySqlParameter in the collection. |
| InitializeLifetimeService (inherited from MarshalByRefObject) | Obtains a lifetime service object to control the lifetime policy for this instance. |
| Insert | Inserts a MySqlParameter into the collection at the specified index. |
| Remove | Removes the specified MySqlParameter from the collection. |
| RemoveAt | Overloaded. Removes the specified MySqlParameter from the collection. |
| ToString (inherited from Object) | Returns a String that represents the current Object. |
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlParameterCollection class.
Syntax: Visual Basic
Public Sub New()
Syntax: C#
public MySqlParameterCollection();
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Gets the number of MySqlParameter objects in the collection.
Syntax: Visual Basic
NotOverridable Public ReadOnly Property Count As Integer _ _ Implements ICollection.Count
Syntax: C#
public int Count {get;}Implements
ICollection.Count
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Gets the MySqlParameter with a specified attribute. In C#, this property is the indexer for the MySqlParameterCollection class.
Overload List
Gets the MySqlParameter at the specified index.
Gets the MySqlParameter with the specified name.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Represents a parameter to a MySqlCommand, and optionally, its mapping to DataSetcolumns. This class cannot be inherited.
For a list of all members of this type, see MySqlParameter Members .
Syntax: Visual Basic
NotInheritable Public Class MySqlParameter_ Inherits MarshalByRefObject_ Implements IDataParameter, IDbDataParameter, ICloneable
Syntax: C#
public sealed class MySqlParameter : MarshalByRefObject, IDataParameter, IDbDataParameter, ICloneable
Thread Safety
Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySqlParameter Members, MySql.Data.MySqlClient Namespace
Public Instance Constructors
| MySqlParameter | Overloaded. Initializes a new instance of the MySqlParameter class. |
Public Instance Properties
| DbType | Gets or sets the DbType of the parameter. |
| Direction | Gets or sets a value indicating whether the parameter is input-only, output-only, bidirectional, or a stored procedure return value parameter. As of MySQL version 4.1 and earlier, input-only is the only valid choice. |
| IsNullable | Gets or sets a value indicating whether the parameter accepts null values. |
| IsUnsigned | |
| MySqlDbType | Gets or sets the MySqlDbType of the parameter. |
| ParameterName | Gets or sets the name of the MySqlParameter. |
| Precision | Gets or sets the maximum number of digits used to represent the Value property. |
| Scale | Gets or sets the number of decimal places to which Value is resolved. |
| Size | Gets or sets the maximum size, in bytes, of the data within the column. |
| SourceColumn | Gets or sets the name of the source column that is mapped to the DataSetand used for loading or returning the Value. |
| SourceVersion | Gets or sets the DataRowVersion to use when loading Value. |
| Value | Gets or sets the value of the parameter. |
Public Instance Methods
| CreateObjRef (inherited from MarshalByRefObject) | Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object. |
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetLifetimeService (inherited from MarshalByRefObject) | Retrieves the current lifetime service object that controls the lifetime policy for this instance. |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| InitializeLifetimeService (inherited from MarshalByRefObject) | Obtains a lifetime service object to control the lifetime policy for this instance. |
| ToString | Overridden. Gets a string containing the ParameterName. |
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlParameter class.
Overload List
Initializes a new instance of the MySqlParameter class.
Initializes a new instance of the MySqlParameter class with the parameter name and the data type.
Initializes a new instance of the MySqlParameter class with the parameter name, the MySqlDbType, and the size.
Initializes a new instance of the MySqlParameter class with the parameter name, the type of the parameter, the size of the parameter, a ParameterDirection, the precision of the parameter, the scale of the parameter, the source column, a DataRowVersion to use, and the value of the parameter.
Initializes a new instance of the MySqlParameter class with the parameter name, the MySqlDbType, the size, and the source column name.
Initializes a new instance of the MySqlParameter class with the parameter name and a value of the new MySqlParameter.
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace
Initializes a new instance of the MySqlParameter class.
Syntax: Visual Basic
Overloads Public Sub New()
Syntax: C#
public MySqlParameter();
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace, MySqlParameter Constructor Overload List
Initializes a new instance of the MySqlParameter class with the parameter name and the data type.
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal parameterName As String, _ ByVal dbType As MySqlDbType _ )
Syntax: C#
public MySqlParameter( stringparameterName, MySqlDbTypedbType );
Parameters
parameterName: The name
of the parameter to map.
dbType: One of the
MySqlDbType
values.
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace, MySqlParameter Constructor Overload List
Specifies MySQL-specific data type of a field, property, for use in a MySqlParameter.
Syntax: Visual Basic
Public Enum MySqlDbType
Syntax: C#
public enum MySqlDbType
Members
| Member Name | Description |
| Newdate | Obsolete. Use Datetime or Date type. |
| Timestamp | A timestamp. The range is '1970-01-01 00:00:01.000000' to '2038-01-19 03:14:07.999999'. (Fractional seconds can only be stored with a MySQL 5.6.4 or higher database server.) |
| Time | The range is '-838:59:59.000000' to '838:59:59.000000'. (Fractional seconds can only be stored with a MySQL 5.6.4 or higher database server.) |
| Date | The supported range is '1000-01-01' to '9999-12-31'. |
| Datetime | The supported range is '1000-01-01 00:00:00.000000' to '9999-12-31 23:59:59.999999'. (Fractional seconds can only be stored with a MySQL 5.6.4 or higher database server.) |
| Year | A year in 2- or 4-digit format (default is 4-digit). The allowable values are 1901 to 2155, 0000 in the 4-digit year format, and 1970-2069 if you use the 2-digit format (70-69). |
| TinyBlob | A BLOB column with a maximum length of 255 (2^8 - 1) characters. |
| Blob | A BLOB column with a maximum length of 65535 (2^16 - 1) characters. |
| MediumBlob | A BLOB column with a maximum length of 16777215 (2^24 - 1) characters. |
| LongBlob | A BLOB column with a maximum length of 4294967295 or 4G (2^32 - 1) characters. |
| Int16 | A 16-bit signed integer. The signed range is -32768 to 32767. The unsigned range is 0 to 65535. |
| Int24 | Specifies a 24 (3 byte) signed or unsigned value. |
| Int32 | A 32-bit signed integer. |
| Int64 | A 64-bit signed integer. |
| Byte | The signed range is -128 to 127. The unsigned range is 0 to 255. |
| Float | A small (single-precision) floating-point number. Allowable values are -3.402823466E+38 to -1.175494351E-38, 0, and 1.175494351E-38 to 3.402823466E+38. |
| Double | A normal-size (double-precision) floating-point number. Allowable values are -1.7976931348623157E+308 to -2.2250738585072014E-308, 0, and 2.2250738585072014E-308 to 1.7976931348623157E+308. |
| UByte | An 8-bit unsigned value. |
| UInt16 | A 16-bit unsigned value. |
| UInt24 | A 24-bit unsigned value. |
| UInt32 | A 32-bit unsigned value. |
| UInt64 | A 64-bit unsigned value. |
| Decimal | A fixed precision and scale numeric value between -10^38-1 and 10^38-1. |
| NewDecimal | New Decimal |
| Set | A set. A string object that can have zero or more values, each of which must be chosen from the list of values 'value1', 'value2', ... A SET can have a maximum of 64 members. |
| String | Obsolete. Use VarChar type. |
| VarChar | A variable-length string containing 0 to 255 characters. |
| VarString | A variable-length string containing 0 to 65535 characters. |
| Enum | An enumeration. A string object that can have only one value, chosen from the list of values 'value1', 'value2', ..., NULL or the special "" error value. An ENUM can have a maximum of 65535 distinct values. |
| Geometry | |
| Bit | Bit-field data type. |
| TinyText | A nonbinary string column supporting a maximum length of 255 (2^8 - 1) characters. |
| Text | A nonbinary string column supporting a maximum length of 65535 (2^16 - 1) characters. |
| MediumText | A nonbinary string column supporting a maximum length of 16777215 (2^24 - 1) characters. |
| LongText | A nonbinary string column supporting a maximum length of 4294967295 (2^32 - 1) characters. |
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
Initializes a new instance of the MySqlParameter class with the parameter name, the MySqlDbType, and the size.
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal parameterName As String, _ ByVal dbType As MySqlDbType, _ ByVal size As Integer _ )
Syntax: C#
public MySqlParameter( stringparameterName, MySqlDbTypedbType, intsize );
Parameters
parameterName: The name
of the parameter to map.
dbType: One of the
MySqlDbType
values.
size: The length of the
parameter.
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace, MySqlParameter Constructor Overload List
Initializes a new instance of the MySqlParameter class with the parameter name, the type of the parameter, the size of the parameter, a ParameterDirection, the precision of the parameter, the scale of the parameter, the source column, a DataRowVersion to use, and the value of the parameter.
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal parameterName As String, _ ByVal dbType As MySqlDbType, _ ByVal size As Integer, _ ByVal direction As ParameterDirection, _ ByVal isNullable As Boolean, _ ByVal precision As Byte, _ ByVal scale As Byte, _ ByVal sourceColumn As String, _ ByVal sourceVersion As DataRowVersion, _ ByVal value As Object _ )
Syntax: C#
public MySqlParameter( stringparameterName, MySqlDbTypedbType, intsize, ParameterDirectiondirection, boolisNullable, byteprecision, bytescale, stringsourceColumn, DataRowVersionsourceVersion, objectvalue );
Parameters
parameterName: The name
of the parameter to map.
dbType: One of the
MySqlDbType
values.
size: The length of the
parameter.
direction: One of the
ParameterDirectionvalues.
isNullable: true if the
value of the field can be null, otherwise
false.
precision: The total
number of digits to the left and right of
the decimal point to which
Value
is resolved.
scale: The total number
of decimal places to which
Value
is resolved.
sourceColumn: The name
of the source column.
sourceVersion: One of
the DataRowVersionvalues.
value: An Object that
is the value of the
MySqlParameter.
Exceptions
| Exception Type | Condition |
| ArgumentException |
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace, MySqlParameter Constructor Overload List
Gets or sets the value of the parameter.
Syntax: Visual Basic
NotOverridable Public Property Value As Object _ _ Implements IDataParameter.Value
Syntax: C#
public object Value {get; set;}Implements
IDataParameter.Value
See Also
Initializes a new instance of the MySqlParameter class with the parameter name, the MySqlDbType, the size, and the source column name.
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal parameterName As String, _ ByVal dbType As MySqlDbType, _ ByVal size As Integer, _ ByVal sourceColumn As String _ )
Syntax: C#
public MySqlParameter( stringparameterName, MySqlDbTypedbType, intsize, stringsourceColumn );
Parameters
parameterName: The name
of the parameter to map.
dbType: One of the
MySqlDbType
values.
size: The length of the
parameter.
sourceColumn: The name
of the source column.
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace, MySqlParameter Constructor Overload List
Initializes a new instance of the MySqlParameter class with the parameter name and a value of the new MySqlParameter.
Syntax: Visual Basic
Overloads Public Sub New( _ ByVal parameterName As String, _ ByVal value As Object _ )
Syntax: C#
public MySqlParameter( stringparameterName, objectvalue );
Parameters
parameterName: The name
of the parameter to map.
value: An Object that
is the value of the
MySqlParameter.
See Also
MySqlParameter Class, MySql.Data.MySqlClient Namespace, MySqlParameter Constructor Overload List
Gets or sets the DbType of the parameter.
Syntax: Visual Basic
NotOverridable Public Property DbType As DbType _ _ Implements IDataParameter.DbType
Syntax: C#
public System.Data.DbType DbType {get; set;}Implements
IDataParameter.DbType
See Also
Gets or sets a value indicating whether the parameter is input-only, output-only, bidirectional, or a stored procedure return value parameter. As of MySQL version 4.1 and earlier, input-only is the only valid choice.
Syntax: Visual Basic
NotOverridable Public Property Direction As ParameterDirection _ _ Implements IDataParameter.Direction
Syntax: C#
public System.Data.ParameterDirection Direction {get; set;}Implements
IDataParameter.Direction
See Also
Gets or sets a value indicating whether the parameter accepts null values.
Syntax: Visual Basic
NotOverridable Public Property IsNullable As Boolean _ _ Implements IDataParameter.IsNullable
Syntax: C#
public bool IsNullable {get; set;}Implements
IDataParameter.IsNullable
See Also
Syntax: Visual Basic
Public Property IsUnsigned As Boolean
Syntax: C#
public bool IsUnsigned {get; set;}See Also
Gets or sets the MySqlDbType of the parameter.
Syntax: Visual Basic
Public Property MySqlDbType As MySqlDbType
Syntax: C#
public MySqlDbType MySqlDbType {get; set;}See Also
Gets or sets the name of the MySqlParameter.
Syntax: Visual Basic
NotOverridable Public Property ParameterName As String _ _ Implements IDataParameter.ParameterName
Syntax: C#
public string ParameterName {get; set;}Implements
IDataParameter.ParameterName
See Also
Gets or sets the maximum number of digits used to represent the Value property.
Syntax: Visual Basic
NotOverridable Public Property Precision As Byte _ _ Implements IDbDataParameter.Precision
Syntax: C#
public byte Precision {get; set;}Implements
IDbDataParameter.Precision
See Also
Gets or sets the number of decimal places to which Value is resolved.
Syntax: Visual Basic
NotOverridable Public Property Scale As Byte _ _ Implements IDbDataParameter.Scale
Syntax: C#
public byte Scale {get; set;}Implements
IDbDataParameter.Scale
See Also
Gets or sets the maximum size, in bytes, of the data within the column.
Syntax: Visual Basic
NotOverridable Public Property Size As Integer _ _ Implements IDbDataParameter.Size
Syntax: C#
public int Size {get; set;}Implements
IDbDataParameter.Size
See Also
Gets or sets the name of the source column that is mapped to the DataSetand used for loading or returning the Value.
Syntax: Visual Basic
NotOverridable Public Property SourceColumn As String _ _ Implements IDataParameter.SourceColumn
Syntax: C#
public string SourceColumn {get; set;}Implements
IDataParameter.SourceColumn
See Also
Gets or sets the DataRowVersion to use when loading Value.
Syntax: Visual Basic
NotOverridable Public Property SourceVersion As DataRowVersion _ _ Implements IDataParameter.SourceVersion
Syntax: C#
public System.Data.DataRowVersion SourceVersion {get; set;}Implements
IDataParameter.SourceVersion
See Also
Overridden. Gets a string containing the ParameterName.
Syntax: Visual Basic
Overrides Public Function ToString() As String
Syntax: C#
public override string ToString();
Return Value
See Also
Gets the MySqlParameter at the specified index.
Syntax: Visual Basic
Overloads Public Default Property Item( _ ByVal index As Integer _ ) As MySqlParameter
Syntax: C#
public MySqlParameter this[
intindex
] {get; set;}See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Item Overload List
Gets the MySqlParameter with the specified name.
Syntax: Visual Basic
Overloads Public Default Property Item( _ ByVal name As String _ ) As MySqlParameter
Syntax: C#
public MySqlParameter this[
stringname
] {get; set;}See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Item Overload List
Adds the specified MySqlParameter object to the MySqlParameterCollection.
Overload List
Adds the specified MySqlParameter object to the MySqlParameterCollection.
Adds the specified MySqlParameter object to the MySqlParameterCollection.
Adds a MySqlParameter to the MySqlParameterCollection given the parameter name and the data type.
Adds a MySqlParameter to the MySqlParameterCollection with the parameter name, the data type, and the column length.
Adds a MySqlParameter to the MySqlParameterCollection with the parameter name, the data type, the column length, and the source column name.
Adds a MySqlParameter to the MySqlParameterCollection given the specified parameter name and value.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Adds the specified MySqlParameter object to the MySqlParameterCollection.
Syntax: Visual Basic
Overloads Public Function Add( _ ByVal value As MySqlParameter _ ) As MySqlParameter
Syntax: C#
public MySqlParameter Add( MySqlParametervalue );
Parameters
value: The
MySqlParameter
to add to the collection.
Return Value
The newly added MySqlParameter object.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Add Overload List
Adds the specified MySqlParameter object to the MySqlParameterCollection.
Syntax: Visual Basic
NotOverridable Overloads Public Function Add( _ ByVal value As Object _ ) As Integer _ _ Implements IList.Add
Syntax: C#
public int Add( objectvalue );
Parameters
value: The
MySqlParameter
to add to the collection.
Return Value
The index of the new MySqlParameter object.
Implements
IList.Add
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Add Overload List
Adds a MySqlParameter to the MySqlParameterCollection given the parameter name and the data type.
Syntax: Visual Basic
Overloads Public Function Add( _ ByVal parameterName As String, _ ByVal dbType As MySqlDbType _ ) As MySqlParameter
Syntax: C#
public MySqlParameter Add( stringparameterName, MySqlDbTypedbType );
Parameters
parameterName: The name of
the parameter.
dbType: One of the
MySqlDbType
values.
Return Value
The newly added MySqlParameter object.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Add Overload List
Adds a MySqlParameter to the MySqlParameterCollection with the parameter name, the data type, and the column length.
Syntax: Visual Basic
Overloads Public Function Add( _ ByVal parameterName As String, _ ByVal dbType As MySqlDbType, _ ByVal size As Integer _ ) As MySqlParameter
Syntax: C#
public MySqlParameter Add( stringparameterName, MySqlDbTypedbType, intsize );
Parameters
parameterName: The name of
the parameter.
dbType: One of the
MySqlDbType
values.
size: The length of the
column.
Return Value
The newly added MySqlParameter object.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Add Overload List
Adds a MySqlParameter to the MySqlParameterCollection with the parameter name, the data type, the column length, and the source column name.
Syntax: Visual Basic
Overloads Public Function Add( _ ByVal parameterName As String, _ ByVal dbType As MySqlDbType, _ ByVal size As Integer, _ ByVal sourceColumn As String _ ) As MySqlParameter
Syntax: C#
public MySqlParameter Add( stringparameterName, MySqlDbTypedbType, intsize, stringsourceColumn );
Parameters
parameterName: The name of
the parameter.
dbType: One of the
MySqlDbType
values.
size: The length of the
column.
sourceColumn: The name of the
source column.
Return Value
The newly added MySqlParameter object.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Add Overload List
Adds a MySqlParameter to the MySqlParameterCollection given the specified parameter name and value.
Syntax: Visual Basic
Overloads Public Function Add( _ ByVal parameterName As String, _ ByVal value As Object _ ) As MySqlParameter
Syntax: C#
public MySqlParameter Add( stringparameterName, objectvalue );
Parameters
parameterName: The name of
the parameter.
value: The
Value
of the
MySqlParameter
to add to the collection.
Return Value
The newly added MySqlParameter object.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Add Overload List
Removes all items from the collection.
Syntax: Visual Basic
NotOverridable Public Sub Clear() _ _ Implements IList.Clear
Syntax: C#
public void Clear();
Implements
IList.Clear
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Gets a value indicating whether a MySqlParameter exists in the collection.
Overload List
Gets a value indicating whether a MySqlParameter exists in the collection.
Gets a value indicating whether a MySqlParameter with the specified parameter name exists in the collection.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Gets a value indicating whether a MySqlParameter exists in the collection.
Syntax: Visual Basic
NotOverridable Overloads Public Function Contains( _ ByVal value As Object _ ) As Boolean _ _ Implements IList.Contains
Syntax: C#
public bool Contains( objectvalue );
Parameters
value: The value of the
MySqlParameter
object to find.
Return Value
true if the collection contains the MySqlParameter object; otherwise, false.
Implements
IList.Contains
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Contains Overload List
Gets a value indicating whether a MySqlParameter with the specified parameter name exists in the collection.
Syntax: Visual Basic
NotOverridable Overloads Public Function Contains( _ ByVal name As String _ ) As Boolean _ _ Implements IDataParameterCollection.Contains
Syntax: C#
public bool Contains( stringname );
Parameters
name: The name of the
MySqlParameter
object to find.
Return Value
true if the collection contains the parameter; otherwise, false.
Implements
IDataParameterCollection.Contains
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.Contains Overload List
Copies MySqlParameter objects from the MySqlParameterCollection to the specified array.
Syntax: Visual Basic
NotOverridable Public Sub CopyTo( _ ByVal array As Array, _ ByVal index As Integer _ ) _ _ Implements ICollection.CopyTo
Syntax: C#
public void CopyTo( Arrayarray, intindex );
Parameters
array:
Implements
ICollection.CopyTo
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Gets the location of a MySqlParameter in the collection.
Overload List
Gets the location of a MySqlParameter in the collection.
Gets the location of the MySqlParameter in the collection with a specific parameter name.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Gets the location of a MySqlParameter in the collection.
Syntax: Visual Basic
NotOverridable Overloads Public Function IndexOf( _ ByVal value As Object _ ) As Integer _ _ Implements IList.IndexOf
Syntax: C#
public int IndexOf( objectvalue );
Parameters
value: The
MySqlParameter
object to locate.
Return Value
The zero-based location of the MySqlParameter in the collection.
Implements
IList.IndexOf
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.IndexOf Overload List
Gets the location of the MySqlParameter in the collection with a specific parameter name.
Syntax: Visual Basic
NotOverridable Overloads Public Function IndexOf( _ ByVal parameterName As String _ ) As Integer _ _ Implements IDataParameterCollection.IndexOf
Syntax: C#
public int IndexOf( stringparameterName );
Parameters
parameterName: The name of
the
MySqlParameter
object to retrieve.
Return Value
The zero-based location of the MySqlParameter in the collection.
Implements
IDataParameterCollection.IndexOf
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.IndexOf Overload List
Inserts a MySqlParameter into the collection at the specified index.
Syntax: Visual Basic
NotOverridable Public Sub Insert( _ ByVal index As Integer, _ ByVal value As Object _ ) _ _ Implements IList.Insert
Syntax: C#
public void Insert( intindex, objectvalue );
Parameters
value:
Implements
IList.Insert
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Removes the specified MySqlParameter from the collection.
Syntax: Visual Basic
NotOverridable Public Sub Remove( _ ByVal value As Object _ ) _ _ Implements IList.Remove
Syntax: C#
public void Remove( objectvalue );
Parameters
value:
Implements
IList.Remove
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Removes the specified MySqlParameter from the collection.
Overload List
Removes the specified MySqlParameter from the collection using a specific index.
Removes the specified MySqlParameter from the collection using the parameter name.
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace
Removes the specified MySqlParameter from the collection using a specific index.
Syntax: Visual Basic
NotOverridable Overloads Public Sub RemoveAt( _ ByVal index As Integer _ ) _ _ Implements IList.RemoveAt
Syntax: C#
public void RemoveAt( intindex );
Parameters
index: The
zero-based index of the parameter.
Implements
IList.RemoveAt
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.RemoveAt Overload List
Removes the specified MySqlParameter from the collection using the parameter name.
Syntax: Visual Basic
NotOverridable Overloads Public Sub RemoveAt( _ ByVal name As String _ ) _ _ Implements IDataParameterCollection.RemoveAt
Syntax: C#
public void RemoveAt( stringname );
Parameters
name: The name of the
MySqlParameter
object to retrieve.
Implements
IDataParameterCollection.RemoveAt
See Also
MySqlParameterCollection Class, MySql.Data.MySqlClient Namespace, MySqlParameterCollection.RemoveAt Overload List
Syntax: Visual Basic
Public Property Transaction As MySqlTransaction
Syntax: C#
public MySqlTransaction Transaction {get; set;}See Also
Syntax: Visual Basic
NotOverridable Public Property UpdatedRowSource As UpdateRowSource _ _ Implements IDbCommand.UpdatedRowSource
Syntax: C#
public System.Data.UpdateRowSource UpdatedRowSource {get; set;}Implements
IDbCommand.UpdatedRowSource
See Also
Attempts to cancel the execution of a MySqlCommand. This operation is not supported.
Syntax: Visual Basic
NotOverridable Public Sub Cancel() _ _ Implements IDbCommand.Cancel
Syntax: C#
public void Cancel();
Implements
IDbCommand.Cancel
Remarks
Cancelling an executing command is currently not supported on any version of MySQL.
Exceptions
| Exception Type | Condition |
| NotSupportedException | This operation is not supported. |
See Also
Creates a new instance of a MySqlParameter object.
Syntax: Visual Basic
Public Function CreateParameter() As MySqlParameter
Syntax: C#
public MySqlParameter CreateParameter();
Return Value
A MySqlParameter object.
Remarks
This method is a strongly-typed version of CreateParameter.
See Also
Syntax: Visual Basic
NotOverridable Public Function ExecuteNonQuery() As Integer _ _ Implements IDbCommand.ExecuteNonQuery
Syntax: C#
public int ExecuteNonQuery();
Implements
IDbCommand.ExecuteNonQuery
See Also
Overload List
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace
Syntax: Visual Basic
Overloads Public Function ExecuteReader() As MySqlDataReader
Syntax: C#
public MySqlDataReader ExecuteReader();
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace, MySqlCommand.ExecuteReader Overload List
Provides a means of reading a forward-only stream of rows from a MySQL database. This class cannot be inherited.
For a list of all members of this type, see MySqlDataReader Members .
Syntax: Visual Basic
NotInheritable Public Class MySqlDataReader_ Inherits MarshalByRefObject_ Implements IEnumerable, IDataReader, IDisposable, IDataRecord
Syntax: C#
public sealed class MySqlDataReader : MarshalByRefObject, IEnumerable, IDataReader, IDisposable, IDataRecord
Thread Safety
Public static (Shared in Visual Basic) members of this type are safe for multithreaded operations. Instance members are not guaranteed to be thread-safe.
Requirements
Namespace: MySql.Data.MySqlClient
Assembly: MySql.Data (in MySql.Data.dll)
See Also
MySqlDataReader Members, MySql.Data.MySqlClient Namespace
Public Instance Properties
| Depth | Gets a value indicating the depth of nesting for the current row. This method is not supported currently and always returns 0. |
| FieldCount | Gets the number of columns in the current row. |
| HasRows | Gets a value indicating whether the MySqlDataReader contains one or more rows. |
| IsClosed | Gets a value indicating whether the data reader is closed. |
| Item | Overloaded. Overloaded. Gets the value of a column in its native format. In C#, this property is the indexer for the MySqlDataReader class. |
| RecordsAffected | Gets the number of rows changed, inserted, or deleted by execution of the SQL statement. |
Public Instance Methods
| Close | Closes the MySqlDataReader object. |
| CreateObjRef (inherited from MarshalByRefObject) | Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object. |
| Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object. |
| GetBoolean | Gets the value of the specified column as a Boolean. |
| GetByte | Gets the value of the specified column as a byte. |
| GetBytes | Reads a stream of bytes from the specified column offset into the buffer an array starting at the given buffer offset. |
| GetChar | Gets the value of the specified column as a single character. |
| GetChars | Reads a stream of characters from the specified column offset into the buffer as an array starting at the given buffer offset. |
| GetDataTypeName | Gets the name of the source data type. |
| GetDateTime | |
| GetDecimal | |
| GetDouble | |
| GetFieldType | Gets the Type that is the data type of the object. |
| GetFloat | |
| GetGuid | |
| GetHashCode (inherited from Object) | Serves as a hash function for a particular type. GetHashCode is suitable for use in hashing algorithms and data structures like a hash table. |
| GetInt16 | |
| GetInt32 | |
| GetInt64 | |
| GetLifetimeService (inherited from MarshalByRefObject) | Retrieves the current lifetime service object that controls the lifetime policy for this instance. |
| GetMySqlDateTime | |
| GetName | Gets the name of the specified column. |
| GetOrdinal | Gets the column ordinal, given the name of the column. |
| GetSchemaTable | Returns a DataTable that describes the column metadata of the MySqlDataReader. |
| GetString | |
| GetTimeSpan | |
| GetType (inherited from Object) | Gets the Type of the current instance. |
| GetUInt16 | |
| GetUInt32 | |
| GetUInt64 | |
| GetValue | Gets the value of the specified column in its native format. |
| GetValues | Gets all attribute columns in the collection for the current row. |
| InitializeLifetimeService (inherited from MarshalByRefObject) | Obtains a lifetime service object to control the lifetime policy for this instance. |
| IsDBNull | Gets a value indicating whether the column contains non-existent or missing values. |
| NextResult | Advances the data reader to the next result, when reading the results of batch SQL statements. |
| Read | Advances the MySqlDataReader to the next record. |
| ToString (inherited from Object) | Returns a String that represents the current Object. |
See Also
MySqlDataReader Class, MySql.Data.MySqlClient Namespace
Gets a value indicating the depth of nesting for the current row. This method is not supported currently and always returns 0.
Syntax: Visual Basic
NotOverridable Public ReadOnly Property Depth As Integer _ _ Implements IDataReader.Depth
Syntax: C#
public int Depth {get;}Implements
IDataReader.Depth
See Also
Gets the number of columns in the current row.
Syntax: Visual Basic
NotOverridable Public ReadOnly Property FieldCount As Integer _ _ Implements IDataRecord.FieldCount
Syntax: C#
public int FieldCount {get;}Implements
IDataRecord.FieldCount
See Also
Gets a value indicating whether the MySqlDataReader contains one or more rows.
Syntax: Visual Basic
Public ReadOnly Property HasRows As Boolean
Syntax: C#
public bool HasRows {get;}See Also
Gets a value indicating whether the data reader is closed.
Syntax: Visual Basic
NotOverridable Public ReadOnly Property IsClosed As Boolean _ _ Implements IDataReader.IsClosed
Syntax: C#
public bool IsClosed {get;}Implements
IDataReader.IsClosed
See Also
Overloaded. Gets the value of a column in its native format. In C#, this property is the indexer for the MySqlDataReader class.
Overload List
Overloaded. Gets the value of a column in its native format. In C#, this property is the indexer for the MySqlDataReader class.
Gets the value of a column in its native format. In C#, this property is the indexer for the MySqlDataReader class.
See Also
MySqlDataReader Class, MySql.Data.MySqlClient Namespace
Overloaded. Gets the value of a column in its native format. In C#, this property is the indexer for the MySqlDataReader class.
Syntax: Visual Basic
NotOverridable Overloads Public Default ReadOnly Property Item( _ ByVal i As Integer _ ) _ _ Implements IDataRecord.Item As Object _ _ Implements IDataRecord.Item
Syntax: C#
public object this[
inti
] {get;}Implements
IDataRecord.Item
See Also
MySqlDataReader Class, MySql.Data.MySqlClient Namespace, MySqlDataReader.Item Overload List
Gets the value of a column in its native format. In C#, this property is the indexer for the MySqlDataReader class.
Syntax: Visual Basic
NotOverridable Overloads Public Default ReadOnly Property Item( _ ByVal name As String _ ) _ _ Implements IDataRecord.Item As Object _ _ Implements IDataRecord.Item
Syntax: C#
public object this[
stringname
] {get;}Implements
IDataRecord.Item
See Also
MySqlDataReader Class, MySql.Data.MySqlClient Namespace, MySqlDataReader.Item Overload List
Gets the number of rows changed, inserted, or deleted by execution of the SQL statement.
Syntax: Visual Basic
NotOverridable Public ReadOnly Property RecordsAffected As Integer _ _ Implements IDataReader.RecordsAffected
Syntax: C#
public int RecordsAffected {get;}Implements
IDataReader.RecordsAffected
See Also
Closes the MySqlDataReader object.
Syntax: Visual Basic
NotOverridable Public Sub Close() _ _ Implements IDataReader.Close
Syntax: C#
public void Close();
Implements
IDataReader.Close
See Also
Gets the value of the specified column as a Boolean.
Syntax: Visual Basic
NotOverridable Public Function GetBoolean( _ ByVal i As Integer _ ) As Boolean _ _ Implements IDataRecord.GetBoolean
Syntax: C#
public bool GetBoolean( inti );
Parameters
i:
Return Value
Implements
IDataRecord.GetBoolean
See Also
Gets the value of the specified column as a byte.
Syntax: Visual Basic
NotOverridable Public Function GetByte( _ ByVal i As Integer _ ) As Byte _ _ Implements IDataRecord.GetByte
Syntax: C#
public byte GetByte( inti );
Parameters
i:
Return Value
Implements
IDataRecord.GetByte
See Also
Reads a stream of bytes from the specified column offset into the buffer an array starting at the given buffer offset.
Syntax: Visual Basic
NotOverridable Public Function GetBytes( _ ByVal i As Integer, _ ByVal dataIndex As Long, _ ByVal buffer As Byte(), _ ByVal bufferIndex As Integer, _ ByVal length As Integer _ ) As Long _ _ Implements IDataRecord.GetBytes
Syntax: C#
public long GetBytes( inti, longdataIndex, byte[]buffer, intbufferIndex, intlength );
Parameters
i: The zero-based column
ordinal.
dataIndex: The index within
the field from which to begin the read
operation.
buffer: The buffer into which
to read the stream of bytes.
bufferIndex: The index for
buffer to begin the read operation.
length: The maximum length to
copy into the buffer.
Return Value
The actual number of bytes read.
Implements
IDataRecord.GetBytes
See Also
Gets the value of the specified column as a single character.
Syntax: Visual Basic
NotOverridable Public Function GetChar( _ ByVal i As Integer _ ) As Char _ _ Implements IDataRecord.GetChar
Syntax: C#
public char GetChar( inti );
Parameters
i:
Return Value
Implements
IDataRecord.GetChar
See Also
Reads a stream of characters from the specified column offset into the buffer as an array starting at the given buffer offset.
Syntax: Visual Basic
NotOverridable Public Function GetChars( _ ByVal i As Integer, _ ByVal fieldOffset As Long, _ ByVal buffer As Char(), _ ByVal bufferoffset As Integer, _ ByVal length As Integer _ ) As Long _ _ Implements IDataRecord.GetChars
Syntax: C#
public long GetChars( inti, longfieldOffset, char[]buffer, intbufferoffset, intlength );
Parameters
i:
fieldOffset:
buffer:
bufferoffset:
length:
Return Value
Implements
IDataRecord.GetChars
See Also
Gets the name of the source data type.
Syntax: Visual Basic
NotOverridable Public Function GetDataTypeName( _ ByVal i As Integer _ ) As String _ _ Implements IDataRecord.GetDataTypeName
Syntax: C#
public string GetDataTypeName( inti );
Parameters
i:
Return Value
Implements
IDataRecord.GetDataTypeName
See Also
Syntax: Visual Basic
NotOverridable Public Function GetDateTime( _ ByVal index As Integer _ ) As Date _ _ Implements IDataRecord.GetDateTime
Syntax: C#
public DateTime GetDateTime( intindex );
Implements
IDataRecord.GetDateTime
See Also
Syntax: Visual Basic
NotOverridable Public Function GetDecimal( _ ByVal index As Integer _ ) As Decimal _ _ Implements IDataRecord.GetDecimal
Syntax: C#
public decimal GetDecimal( intindex );
Implements
IDataRecord.GetDecimal
See Also
Syntax: Visual Basic
NotOverridable Public Function GetDouble( _ ByVal index As Integer _ ) As Double _ _ Implements IDataRecord.GetDouble
Syntax: C#
public double GetDouble( intindex );
Implements
IDataRecord.GetDouble
See Also
Gets the Type that is the data type of the object.
Syntax: Visual Basic
NotOverridable Public Function GetFieldType( _ ByVal i As Integer _ ) As Type _ _ Implements IDataRecord.GetFieldType
Syntax: C#
public Type GetFieldType( inti );
Parameters
i:
Return Value
Implements
IDataRecord.GetFieldType
See Also
Syntax: Visual Basic
NotOverridable Public Function GetFloat( _ ByVal index As Integer _ ) As Single _ _ Implements IDataRecord.GetFloat
Syntax: C#
public float GetFloat( intindex );
Implements
IDataRecord.GetFloat
See Also
Syntax: Visual Basic
NotOverridable Public Function GetGuid( _ ByVal index As Integer _ ) As Guid _ _ Implements IDataRecord.GetGuid
Syntax: C#
public Guid GetGuid( intindex );
Implements
IDataRecord.GetGuid
See Also
Syntax: Visual Basic
NotOverridable Public Function GetInt16( _ ByVal index As Integer _ ) As Short _ _ Implements IDataRecord.GetInt16
Syntax: C#
public short GetInt16( intindex );
Implements
IDataRecord.GetInt16
See Also
Syntax: Visual Basic
NotOverridable Public Function GetInt32( _ ByVal index As Integer _ ) As Integer _ _ Implements IDataRecord.GetInt32
Syntax: C#
public int GetInt32( intindex );
Implements
IDataRecord.GetInt32
See Also
Syntax: Visual Basic
NotOverridable Public Function GetInt64( _ ByVal index As Integer _ ) As Long _ _ Implements IDataRecord.GetInt64
Syntax: C#
public long GetInt64( intindex );
Implements
IDataRecord.GetInt64
See Also
Syntax: Visual Basic
Public Function GetMySqlDateTime( _ ByVal index As Integer _ ) As MySqlDateTime
Syntax: C#
public MySqlDateTime GetMySqlDateTime( intindex );
See Also
Gets the name of the specified column.
Syntax: Visual Basic
NotOverridable Public Function GetName( _ ByVal i As Integer _ ) As String _ _ Implements IDataRecord.GetName
Syntax: C#
public string GetName( inti );
Parameters
i:
Return Value
Implements
IDataRecord.GetName
See Also
Gets the column ordinal, given the name of the column.
Syntax: Visual Basic
NotOverridable Public Function GetOrdinal( _ ByVal name As String _ ) As Integer _ _ Implements IDataRecord.GetOrdinal
Syntax: C#
public int GetOrdinal( stringname );
Parameters
name:
Return Value
Implements
IDataRecord.GetOrdinal
See Also
Returns a DataTable that describes the column metadata of the MySqlDataReader.
Syntax: Visual Basic
NotOverridable Public Function GetSchemaTable() As DataTable _ _ Implements IDataReader.GetSchemaTable
Syntax: C#
public DataTable GetSchemaTable();
Return Value
Implements
IDataReader.GetSchemaTable
See Also
Syntax: Visual Basic
NotOverridable Public Function GetString( _ ByVal index As Integer _ ) As String _ _ Implements IDataRecord.GetString
Syntax: C#
public string GetString( intindex );
Implements
IDataRecord.GetString
See Also
Syntax: Visual Basic
Public Function GetTimeSpan( _ ByVal index As Integer _ ) As TimeSpan
Syntax: C#
public TimeSpan GetTimeSpan( intindex );
See Also
Syntax: Visual Basic
Public Function GetUInt16( _ ByVal index As Integer _ ) As UInt16
Syntax: C#
public ushort GetUInt16( intindex );
See Also
Syntax: Visual Basic
Public Function GetUInt32( _ ByVal index As Integer _ ) As UInt32
Syntax: C#
public uint GetUInt32( intindex );
See Also
Syntax: Visual Basic
Public Function GetUInt64( _ ByVal index As Integer _ ) As UInt64
Syntax: C#
public ulong GetUInt64( intindex );
See Also
Gets the value of the specified column in its native format.
Syntax: Visual Basic
NotOverridable Public Function GetValue( _ ByVal i As Integer _ ) As Object _ _ Implements IDataRecord.GetValue
Syntax: C#
public object GetValue( inti );
Parameters
i:
Return Value
Implements
IDataRecord.GetValue
See Also
Gets all attribute columns in the collection for the current row.
Syntax: Visual Basic
NotOverridable Public Function GetValues( _ ByVal values As Object() _ ) As Integer _ _ Implements IDataRecord.GetValues
Syntax: C#
public int GetValues( object[]values );
Parameters
values:
Return Value
Implements
IDataRecord.GetValues
See Also
Gets a value indicating whether the column contains non-existent or missing values.
Syntax: Visual Basic
NotOverridable Public Function IsDBNull( _ ByVal i As Integer _ ) As Boolean _ _ Implements IDataRecord.IsDBNull
Syntax: C#
public bool IsDBNull( inti );
Parameters
i:
Return Value
Implements
IDataRecord.IsDBNull
See Also
Advances the data reader to the next result, when reading the results of batch SQL statements.
Syntax: Visual Basic
NotOverridable Public Function NextResult() As Boolean _ _ Implements IDataReader.NextResult
Syntax: C#
public bool NextResult();
Return Value
Implements
IDataReader.NextResult
See Also
Advances the MySqlDataReader to the next record.
Syntax: Visual Basic
NotOverridable Public Function Read() As Boolean _ _ Implements IDataReader.Read
Syntax: C#
public bool Read();
Return Value
Implements
IDataReader.Read
See Also
Syntax: Visual Basic
Overloads Public Function ExecuteReader( _ ByVal behavior As CommandBehavior _ ) As MySqlDataReader
Syntax: C#
public MySqlDataReader ExecuteReader( CommandBehaviorbehavior );
See Also
MySqlCommand Class, MySql.Data.MySqlClient Namespace, MySqlCommand.ExecuteReader Overload List
Syntax: Visual Basic
NotOverridable Public Function ExecuteScalar() As Object _ _ Implements IDbCommand.ExecuteScalar
Syntax: C#
public object ExecuteScalar();
Implements
IDbCommand.ExecuteScalar
See Also
Syntax: Visual Basic
NotOverridable Public Sub Prepare() _ _ Implements IDbCommand.Prepare
Syntax: C#
public void Prepare();
Implements
IDbCommand.Prepare
See Also

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