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https://dev.mysql.com/doc/refman/8.0/en/replication-privilege-checks.html
When REQUIRE_ROW_FORMAT is set for a replication channel, the replication applier does not create or drop temporary tables, and so does not set the pseudo_thread_id session system variable. The REQUIRE_TABLE_PRIMARY_KEY_CHECK option (available from ... By default, MySQL replication (including Group Replication) does not carry out privilege checks when transactions that were already accepted by another server are applied on a replica or group ...
https://dev.mysql.com/doc/refman/8.0/en/show-triggers.html
row *************************** Trigger: ins_sum Event: INSERT Table: account Statement: SET @sum = @sum + NEW.amount Timing: BEFORE Created: 2018-08-08 10:10:12.61 sql_mode: ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES, NO_ZERO_IN_DATE,NO_ZERO_DATE, ...
https://dev.mysql.com/doc/refman/8.0/en/example-auto-increment.html
To start with an AUTO_INCREMENT value other than 1, set that value with CREATE TABLE or ALTER TABLE, like this: mysql> ALTER TABLE tbl AUTO_INCREMENT = 100; InnoDB Notes For information about AUTO_INCREMENT usage specific to InnoDB, see Section ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-log-events.html
Table 25.61 Events relating to NDB Cluster schema operations Event Priority Severity Level Description CreateSchemaObject 8 INFO Schema objected created AlterSchemaObject 8 INFO Schema object updated DropSchemaObject 8 INFO Schema object dropped ...
https://dev.mysql.com/doc/refman/8.0/en/account-categories.html
For example, the CREATE USER privilege enables not only creation of new accounts, but modification and removal of existing accounts. Without the system user concept, a user who has the CREATE USER privilege can modify or drop any existing account, ... As of MySQL 8.0.16, MySQL incorporates the concept of user account categories, based on the SYSTEM_USER ...
https://dev.mysql.com/doc/refman/8.0/en/function-optimization.html
If a function is tagged nondeterministic, a reference to it in a WHERE clause is evaluated for every row (when selecting from one table) or combination of rows (when selecting from a multiple-table join). MySQL also determines when to evaluate ...A ...
https://dev.mysql.com/doc/refman/8.0/en/identifier-length.html
The following table describes the maximum length for each type of identifier. For constraint definitions that include no constraint name, the server internally generates a name derived from the associated table name. For example, internally ...You ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-size-pl.html
If you do not wish to use an existing account, then creating one using GRANT USAGE ON db_name.*—where db_name is the name of the database to be examined—is sufficient for this purpose. Options that can be used with ndb_size.pl are shown in the ... This is a Perl script that can be used to estimate the amount of space that would be required by a MySQL database if it were converted to use the NDBCLUSTER storage ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning.html
An attempt to create a partitioned tables using a storage engine that does not supply native partitioning support fails with ER_CHECK_NOT_IMPLEMENTED. Note Table partitioning differs from partitioning as used by window functions. MySQL 8.0 does not ...In MySQL 8.0, partitioning support is provided by the InnoDB and NDB storage ...
https://dev.mysql.com/doc/refman/8.0/en/server-shutdown.html
Depending on how shutdown was initiated, the server might create a thread to handle the shutdown process. If shutdown was requested by a client, a shutdown thread is created. If shutdown is the result of receiving a SIGTERM signal, the signal thread ... The server shutdown process takes place as follows: The shutdown process is ...