PDF (US Ltr)
- 35.0Mb
PDF (A4)
- 35.1Mb
Man Pages (TGZ)
- 254.9Kb
Man Pages (Zip)
- 359.9Kb
Info (Gzip)
- 3.4Mb
Info (Zip)
- 3.4Mb
Search Results
https://dev.mysql.com/doc/refman/5.7/en/innodb-online-ddl-performance.html
Online DDL and Metadata Locks Online DDL operations can be viewed as having three phases: Phase 1: Initialization In the initialization phase, the server determines how much concurrency is permitted during the operation, taking into account storage ...Session 1: mysql> CREATE TABLE t1 (c1 INT) ENGINE=InnoDB; mysql> START TRANSACTION; mysql> SELECT * FROM t1; The session 1 SELECT statement takes a shared metadata lock on table ... Online DDL improves ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-log-events.html
Table 21.58 Events relating to single user mode Event Priority Severity Level Description SingleUser 7 INFO Entering or exiting single user mode BACKUP Events These events provide information about backups being created or restored. Table 21.55 ...
https://dev.mysql.com/doc/refman/5.7/en/storage-engines.html
(The CREATE TABLE statement in MySQL 5.7 creates InnoDB tables by default.) MySQL Server uses a pluggable storage engine architecture that enables storage engines to be loaded into and unloaded from a running MySQL server. For advanced users, this ... Storage engines are MySQL components that handle the SQL operations for different table ...
https://dev.mysql.com/doc/refman/5.7/en/windows-installation.html
MySQL Installer automatically installs MySQL Server and additional MySQL products, creates an options file, starts the server, and enables you to create default user accounts. Users should make sure the package has been installed on the system ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-commands.html
Resetting a connection has effects similar to mysql_change_user() or an auto-reconnect except that the connection is not closed and reopened, and re-authentication is not done. For example: $> mysql --prompt="(\u@\h) [\d]> " (user@host) [database]> ... mysql sends each SQL statement that you issue to the server to be ...
https://dev.mysql.com/doc/refman/5.7/en/general-tablespaces.html
A general tablespace is a shared InnoDB tablespace that is created using CREATE TABLESPACE syntax. The TABLESPACE option can be used with CREATE TABLE to create tables in a general tablespaces, file-per-table tablespace, or in the system tablespace. Creating a General Tablespace General tablespaces are created using CREATE TABLESPACE ...
https://dev.mysql.com/doc/refman/5.7/en/encrypted-connections.html
For information on how to require users to use encrypted connections, see the discussion of the REQUIRE clause of the CREATE USER statement in Section 13.7.1.2, “CREATE USER Statement”. MySQL performs encryption on a per-connection basis, and ...
https://dev.mysql.com/doc/refman/5.7/en/replication-gtids-lifecycle.html
A GTID is also assigned to the creation, alteration, or deletion of a database, and of a non-table database object such as a procedure, function, trigger, event, view, user, role, or grant. In addition, for a non-transactional update, if a disk ...
https://dev.mysql.com/doc/refman/5.7/en/replication-multi-source-provision-replica.html
The best strategy for provisioning such a replica is therefore to use mysqldump to create an appropriate dump file on each source, then use the mysql client to import the dump file on the replica. For example: mysql -u<user> -p<password> < ... If ...
https://dev.mysql.com/doc/refman/5.7/en/thread-pool-operation.html
While a thread executes a statement from a user connection, Performance Schema instrumentation accounts thread activity to the user connection. Otherwise, the thread pool considers the statement stalled and starts another thread as a listener thread ... The thread pool consists of a number of thread groups, each of which manages a set of client ...