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https://dev.mysql.com/doc/refman/8.4/en/replication-gtids-concepts.html
A GTID is represented as a pair of coordinates, separated by a colon character (:), as shown here: GTID = source_id:transaction_id The source_id identifies the originating server. A tagged GTID consists of three parts, separated by colon characters, ... A global transaction identifier (GTID) is a unique identifier created and associated with each transaction committed on the server of origin (the ...
https://dev.mysql.com/doc/refman/8.4/en/scalar-subqueries.html
A scalar subquery is a simple operand, and you can use it almost anywhere a single column value or literal is legal, and you can expect it to have those characteristics that all operands have: a data type, a length, an indication that it can be ...
https://dev.mysql.com/doc/refman/8.4/en/select.html
[WITH ROLLUP]] [LIMIT {[offset,] row_count | row_count OFFSET offset}] [into_option] [FOR {UPDATE | SHARE} [OF tbl_name [, tbl_name] ...] [NOWAIT | SKIP LOCKED] | LOCK IN SHARE MODE] [into_option] into_option: { INTO OUTFILE 'file_name' [CHARACTER ... SELECT [ALL | DISTINCT | DISTINCTROW ] [HIGH_PRIORITY] [STRAIGHT_JOIN] [SQL_SMALL_RESULT] [SQL_BIG_RESULT] [SQL_BUFFER_RESULT] [SQL_NO_CACHE] [SQL_CALC_FOUND_ROWS] select_expr [, select_expr] ...
https://dev.mysql.com/doc/refman/8.4/en/show-procedure-code.html
SHOW PROCEDURE CODE proc_name This statement is a MySQL extension that is available only for servers that have been built with debugging support. It displays a representation of the internal implementation of the named stored procedure. A similar ...
https://dev.mysql.com/doc/refman/8.4/en/show-warnings.html
mysql> CREATE TABLE t1 (a TINYINT NOT NULL, b CHAR(4)); Query OK, 0 rows affected (0.05 sec) mysql> INSERT INTO t1 VALUES(10,'mysql'), (NULL,'test'), (300,'xyz'); Query OK, 3 rows affected, 3 warnings (0.00 sec) Records: 3 Duplicates: 0 Warnings: 3 ... SHOW WARNINGS [LIMIT [offset,] row_count] SHOW COUNT(*) WARNINGS SHOW WARNINGS is a diagnostic statement that displays information about the conditions (errors, warnings, and notes) resulting from executing a statement in the current ...
https://dev.mysql.com/doc/refman/8.4/en/stored-programs-defining.html
This statement may be a compound statement made up of several statements separated by semicolon (;) characters. You should avoid the use of the backslash (\) character because that is the escape character for MySQL. Each stored program contains a ...
https://dev.mysql.com/doc/refman/8.4/en/table.html
TABLE is a DML statement which returns rows and columns of the named table. Given the existence of a table named t, the following two statements produce identical output: TABLE t; SELECT * FROM t; You can order and limit the number of rows produced ...
https://dev.mysql.com/doc/refman/8.4/en/type-conversion.html
mysql> SELECT 38.8, CAST(38.8 AS CHAR); -> 38.8, '38.8' mysql> SELECT 38.8, CONCAT(38.8); -> 38.8, '38.8' See later in this section for information about the character set of implicit number-to-string conversions, and for modified rules that apply ... When an operator is used with operands of different types, type conversion occurs to make the operands ...
https://dev.mysql.com/doc/refman/8.4/en/validate-password-options-variables.html
By default, validate_password.changed_characters_percentage permits all of the characters from the current password to be reused in the new password. If set to 100 percent, all of the characters from the current password are rejected, regardless of ... This section describes the system and status variables that validate_password provides to enable its operation to be configured and ...
https://dev.mysql.com/doc/refman/8.4/en/windows-restrictions.html
The \ path name separator character Path name components in Windows are separated by the \ character, which is also the escape character in MySQL. If the pipe includes the character ^Z / CHAR(24), Windows thinks that it has encountered end-of-file ... The following restrictions apply to use of MySQL on the Windows platform: Process memory On Windows 32-bit platforms, it is not possible by default to use more than 2GB of RAM within a single process, including ...