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https://dev.mysql.com/doc/refman/5.7/en/thread-information.html
row *************************** Id: 1 User: event_scheduler Host: localhost db: NULL Command: Daemon Time: 2756681 State: Waiting on empty queue Info: NULL *************************** 2. row *************************** Id: 20 User: me Host: ... To ...
https://dev.mysql.com/doc/refman/5.7/en/windows-choosing-package.html
Other platforms are not supported, and users running the MySQL Docker images from Oracle on them are doing so at their own risk. For MySQL 5.7, there are multiple installation package formats to choose from when installing MySQL on Windows. The ...
https://dev.mysql.com/doc/refman/5.7/en/linux-installation-yum-repo.html
A password for the superuser is set and stored in the error log file. Before You Start As a popular, open-source software, MySQL, in its original or re-packaged form, is widely installed on many systems from various sources, including different ...
https://dev.mysql.com/doc/refman/5.7/en/sys-schema.html
mysql_upgrade returns an error if a sys schema exists but has no version view, on the assumption that absence of this view indicates a user-created sys schema. Use of the dedicated mysql.sys account avoids problems that occur if a DBA renames or ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-information-schema-temp-table-info.html
INNODB_TEMP_TABLE_INFO provides information about user-created InnoDB temporary tables that are active in the InnoDB instance. Create a simple InnoDB temporary table: mysql> CREATE TEMPORARY TABLE t1 (c1 INT PRIMARY KEY) ENGINE=INNODB; Query ...It ...
https://dev.mysql.com/doc/refman/5.7/en/partitioning-key.html
Partitioning by key is similar to partitioning by hash, except that where hash partitioning employs a user-defined expression, the hashing function for key partitioning is supplied by the MySQL server. PARTITION BY KEY are similar to those for ...
https://dev.mysql.com/doc/refman/5.7/en/replication-gtids-functions.html
This section provides examples of stored functions (see Chapter 23, Stored Objects) which you can create using some of the built-in functions provided by MySQL for use with GTID-based replication, listed here: GTID_SUBSET(): Shows whether one GTID ...GTID_SUBTRACT(): Returns the GTIDs from one GTID set that are not in ...
https://dev.mysql.com/doc/refman/5.7/en/stored-program-restrictions.html
Because local variables are in scope only during stored program execution, references to them are not permitted in prepared statements created within a stored program. An event may not be created, altered, or dropped from within a stored program, if ...Some of the restrictions noted here apply to all stored routines; that is, both to stored procedures and stored ...
https://dev.mysql.com/doc/refman/5.7/en/identifier-qualifiers.html
For example, this statement creates a table using the unqualified name t1: CREATE TABLE t1 (i INT); Because t1 includes no qualifier to specify a database, the statement creates the table in the default database. This statement creates a table using ...An unqualified name is permitted in contexts where interpretation of the name is ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-index-stat.html
To force them to be created (or updated if they already exist), invoke ndb_index_stat with the --update option, or execute ANALYZE TABLE on the table in the mysql client. --sys-create Command-Line Format --sys-create Create all statistics tables and ... ndb_index_stat provides per-fragment statistical information about indexes on NDB ...