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https://dev.mysql.com/doc/connector-odbc/en/connector-odbc-usagenotes-apptips-microsoft-visualbasic.html
To be able to update a table, you must define a primary key for the table. This means that some queries like SHOW PROCESSLIST do not work properly. The fix is to use OPTION=16384 in the ODBC connect string or to select the Change BIGINT columns to ...
https://dev.mysql.com/doc/connector-python/en/connector-python-api-mysql-connector-threadsafety.html
This property is an integer that indicates the supported level of thread safety provided by Connector/Python.
https://dev.mysql.com/doc/connector-python/en/connector-python-api-mysqlconnection-connection-id.html
This property returns the integer connection ID (thread ID or session ID) for the current connection or None when not connected.
https://dev.mysql.com/doc/connector-python/en/connector-python-api-mysqlconnection-server-port.html
This read-only property returns the TCP/IP port used for connecting to the MySQL server.
https://dev.mysql.com/doc/internals/en/basic-types.html
The protocol has a few very basic types that are used throughout the protocol: Integers Strings .
https://dev.mysql.com/doc/internals/en/character-set.html
Number Hex Character Set Name 8 0x08 latin1_swedish_ci 33 0x21 utf8_general_ci 63 0x3f binary Protocol::CharacterSet A character set is defined in the protocol as a integer. MySQL has a very flexible character set support as documented in Character ...
https://dev.mysql.com/doc/internals/en/class-procedure-change-columns.html
An example that adds an INTEGER field at the end of the field list: bool proc_rownum::change_columns(List<Item> &field_list) { DBUG_ENTER("proc_rownum::change_columns"); // create a new column item row_num_column = new Item_proc_int("RowNum"); // ...
https://dev.mysql.com/doc/internals/en/com-query-response.html
Image description If it is not a valid Protocol::LengthEncodedInteger it is either a ERR_Packet or a Protocol::LOCAL_INFILE_Request. ProtocolText::Resultset: A packet containing a Protocol::LengthEncodedInteger column_count column_count * ...Image ...
https://dev.mysql.com/doc/internals/en/creating-handlerton.html
An integer that uniquely identifies the storage engine within the MySQL server. The handlerton (short for handler singleton) defines the storage engine and contains method pointers to those methods that apply to the storage engine as a whole, as ...
https://dev.mysql.com/doc/internals/en/error-injection.html
In the code you can use the following macros: ERROR_INJECT_ACTION(keyword,action) ERROR_INJECT_CRASH(keyword) ERROR_INJECT(keyword) SET_ERROR_INJECT_VALUE(value) ERROR_INJECT_VALUE_ACTION(value,action) ERROR_INJECT_VALUE_CRASH(value) ... Note: The ...