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https://dev.mysql.com/doc/refman/8.0/en/audit-log-filtering.html
The audit_log plugin operates in legacy mode if it is installed but the accompanying audit tables and functions are not created. It is theoretically possible for a user with sufficient permissions to mistakenly create an “abort” item in the ...
https://dev.mysql.com/doc/refman/8.0/en/column-indexes.html
For additional information about column indexes, see Section 15.1.15, “CREATE INDEX Statement”. Index Prefixes FULLTEXT Indexes Spatial Indexes Indexes in the MEMORY Storage Engine Index Prefixes With col_name(N) syntax in an index specification ... The most common type of index involves a single column, storing copies of the values from that column in a data structure, allowing fast lookups for the rows with the corresponding column ...
https://dev.mysql.com/doc/refman/8.0/en/connection-access.html
Account locking can be set or changed with the CREATE USER or ALTER USER statement. When you attempt to connect to a MySQL server, the server accepts or rejects the connection based on these conditions: Your identity and whether you can verify it ...
https://dev.mysql.com/doc/refman/8.0/en/ddl-rewriter.html
MySQL 8.0.16 and higher includes a ddl_rewriter plugin that modifies CREATE TABLE statements received by the server before it parses and executes them. The plugin removes ENCRYPTION, DATA DIRECTORY, and INDEX DIRECTORY clauses, which may be helpful ...For example, the plugin may enable restoring such dump files into an unencrypted instance or in an environment where the paths outside the data directory are not ...
https://dev.mysql.com/doc/refman/8.0/en/derived-tables.html
The JSON_TABLE() function generates a table and provides another way to create a derived table: SELECT * FROM JSON_TABLE(arg_list) [AS] tbl_name ... For information about lateral derived tables preceded by the LATERAL keyword, see Section 15.2.15.9, ...
https://dev.mysql.com/doc/refman/8.0/en/extensions-to-ansi.html
The KEY_BLOCK_SIZE clause in the following comment is executed only by servers from MySQL 5.1.10 or higher: CREATE TABLE t1(a INT, KEY (a)) /*!50110 KEY_BLOCK_SIZE=1024 */; The following descriptions list MySQL extensions, organized by category.
https://dev.mysql.com/doc/refman/8.0/en/group-replication-bootstrap.html
For the purpose of demonstrating that the server is indeed in a group and that it is able to handle load, create a table and add some content to it. mysql> CREATE DATABASE test; mysql> USE test; mysql> CREATE TABLE t1 (c1 INT PRIMARY KEY, c2 TEXT ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-tables-table.html
Prior to MySQL 8.0.16, CREATE_OPTIONS shows the ENCRYPTION clause specified for tables created in file-per-table tablespaces. The encryption clause is not shown for tables created in general tablespaces. When creating a table with strict mode ...The ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-triggers-table.html
SQL_MODE The SQL mode in effect when the trigger was created, and under which the trigger executes. DEFINER The account named in the DEFINER clause (often the user who created the trigger), in 'user_name'@'host_name' format. CHARACTER_SET_CLIENT The ...To see information about a table's triggers, you must have the TRIGGER privilege for the ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-persistent-stats.html
You can also configure automatic statistics recalculation for individual tables by specifying the STATS_AUTO_RECALC clause when creating or altering a table. To override these system-wide settings and configure optimizer statistics parameters for ...