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https://dev.mysql.com/doc/refman/8.4/en/string-functions.html
For functions that operate on string positions, the first position is numbered 1. If the first argument is a constant string and the second is a column of type SET, the FIND_IN_SET() function is optimized to use bit arithmetic. mysql> SELECT ...For ...Also, if strict SQL mode is enabled, the result from CHAR() becomes ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-string-functions-operators.html
With the exception of the FORMAT() function, string functions and operators described in the following table are supported with variable-length encoded columns. FIELD() Index (position) of first argument in subsequent arguments FIND_IN_SET() Index ...
https://dev.mysql.com/doc/refman/8.4/en/string-comparison-functions.html
Table 14.13 String Comparison Functions and Operators Name Description LIKE Simple pattern matching NOT LIKE Negation of simple pattern matching STRCMP() Compare two strings If a string function is given a binary string as an argument, the ...A ...
https://dev.mysql.com/doc/refman/8.4/en/string-literals.html
See the description of the LIKE operator in Section 14.8.1, “String Comparison Functions and Operators”. You can do this in two ways: Process the string with a function that escapes the special characters. In a C program, you can use the ... A ...It has a character set other than binary and a collation that is compatible with the character ...
https://dev.mysql.com/doc/internals/en/strings-directory.html
Many of the files in this subdirectory are equivalent to well-known functions that appear in most C string libraries. On the other hand, some of the files are MySQL additions or improvements. Often the MySQL changes are attempts to optimize the ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-encoding-string-columns.html
The following table provides an overview of encoding type characteristics: Table 5.15 Column Encoding Type Characteristics Encoding Type Expression, Filter, Function, and Operator Support Best Suited To Space Required On Variable-length (VARLEN) ...
https://dev.mysql.com/doc/internals/en/string.html
Strings are sequences of bytes and appear in a few forms in the protocol. Implemented By string<fix> Protocol::NulTerminatedString Strings that are terminated by a [00] byte. Implemented By string<NUL> Protocol::VariableLengthString: The length of ...An example is the sql-state of the ERR_Packet which is always 5 bytes ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-connection-strings.html
With the exception of the NDB Cluster management server (ndb_mgmd), each node that is part of an NDB Cluster requires a connection string that points to the management server's location. This connection string is used in establishing a connection ...This port should always be available on the network because it has been assigned by IANA for this purpose (see http://www.iana.org/assignments/port-numbers for ...
https://dev.mysql.com/doc/refman/8.4/en/string-type-syntax.html
The string data types are CHAR, VARCHAR, BINARY, VARBINARY, BLOB, TEXT, ENUM, and SET. In some cases, MySQL may change a string column to a type different from that given in a CREATE TABLE or ALTER TABLE statement. For definitions of character ...
https://dev.mysql.com/doc/connectors/en/connector-net-connections-string.html
For the list of option names to use in the connection string, see Section 4.4.5, “Connector/NET Connection Options Reference”. The following is a sample connection string: "server=127.0.0.1;uid=root;pwd=12345;database=test" In this example, the ...In each key-value pair, the option name and its corresponding value are joined by an equal ...