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https://dev.mysql.com/doc/refman/8.0/en/partitioning-selection.html
When a table is created using [LINEAR] HASH or [LINEAR] KEY partitioning and the names of the partitions are not specified, MySQL automatically names the partitions p0, p1, p2, ..., pN-1, where N is the number of partitions. Explicit selection of ...
https://dev.mysql.com/doc/refman/8.0/en/show-grants.html
Note To display nonprivilege information for MySQL accounts, use the SHOW CREATE USER statement. SHOW GRANTS [FOR user_or_role [USING role [, role] ...]] user_or_role: { user (see Section 8.2.4, “Specifying Account Names”) | role (see Section ...
https://dev.mysql.com/doc/refman/8.0/en/sql-prepared-statements.html
To create a test case that reproduces a problem with prepared statements, so that you can file a bug report. If you create a prepared statement within a stored routine, it is not deallocated when the stored routine ends. To guard against too many ...
https://dev.mysql.com/doc/refman/8.0/en/storage-engine-setting.html
When you create a new table, you can specify which storage engine to use by adding an ENGINE table option to the CREATE TABLE statement: -- ENGINE=INNODB not needed unless you have set a different -- default storage engine. CREATE TABLE t1 (i INT) ...You can specify the default engine by using the --default-storage-engine server startup option, or by setting the default-storage-engine option in the my.cnf configuration ...
https://dev.mysql.com/doc/refman/8.0/en/string-type-syntax.html
In some cases, MySQL may change a string column to a type different from that given in a CREATE TABLE or ALTER TABLE statement. Specifying the CHARACTER SET binary attribute for a character string data type causes the column to be created as the ...
https://dev.mysql.com/doc/refman/8.0/en/binary-installation.html
Create a mysql User and Group If your system does not already have a user and group to use for running mysqld, you may need to create them. $> groupadd mysql $> useradd -r -g mysql -s /bin/false mysql Note Because the user is required only for ...
https://dev.mysql.com/doc/refman/8.0/en/data-type-defaults.html
Examples: CREATE TABLE t1 ( i INT DEFAULT -1, c VARCHAR(10) DEFAULT '', price DOUBLE(16,2) DEFAULT 0.00 ); SERIAL DEFAULT VALUE is a special case. Suppose that a table t is defined as follows: CREATE TABLE t (i INT NOT NULL); In this case, i has no ... Data type specifications can have explicit or implicit default ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-compression-internals.html
LZ77 compression works by finding sequences of data that are repeated within the data to be compressed. If innodb_strict_mode is ON, MySQL checks the maximum row size during CREATE TABLE or CREATE INDEX. If you create a table when innodb_strict_mode ... This section describes some internal implementation details about compression for InnoDB ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-standard-monitor.html
The contents include the current log sequence number, how far the log has been flushed to disk, and the position at which InnoDB last took a checkpoint. The Lock Monitor is the same as the Standard Monitor except that it includes additional lock ...
https://dev.mysql.com/doc/refman/8.0/en/installing-source-distribution.html
Create the directory and go there: $> mkdir bld $> cd bld Configure the build directory. To do this, starting with mysql-src as your current working directory, create the directory build and then go there: $> mkdir build $> cd build Configure the ...