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https://dev.mysql.com/doc/refman/5.7/en/commit.html
MySQL enables extra optimizations for queries on InnoDB tables when the transaction is known to be read-only. SET autocommit disables or enables the default autocommit mode for the current session. This means that, when not otherwise inside a ...
https://dev.mysql.com/doc/refman/5.7/en/connection-access.html
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 by supplying the proper credentials. A failure at either step causes the server to ...
https://dev.mysql.com/doc/refman/5.7/en/constraint-foreign-key.html
Foreign keys let you cross-reference related data across tables, and foreign key constraints help keep this spread-out data consistent. MySQL supports ON UPDATE and ON DELETE foreign key references in CREATE TABLE and ALTER TABLE statements. The ...
https://dev.mysql.com/doc/refman/5.7/en/corrupted-myisam-tables.html
Try to repair it Queries don't find rows in the table or return incomplete results. Even though the MyISAM table format is very reliable (all changes to a table made by an SQL statement are written before the statement returns), you can still get ...
https://dev.mysql.com/doc/refman/5.7/en/create-event.html
CREATE [DEFINER = user] EVENT [IF NOT EXISTS] event_name ON SCHEDULE schedule [ON COMPLETION [NOT] PRESERVE] [ENABLE | DISABLE | DISABLE ON SLAVE] [COMMENT 'string'] DO event_body; schedule: { AT timestamp [+ INTERVAL interval] ... The event does ...
https://dev.mysql.com/doc/refman/5.7/en/create-index.html
CREATE [UNIQUE | FULLTEXT | SPATIAL] INDEX index_name [index_type] ON tbl_name (key_part,...) [index_option] [algorithm_option | lock_option] ... This guideline is especially important for InnoDB tables, where the primary key determines the ...
https://dev.mysql.com/doc/refman/5.7/en/creating-database.html
If the administrator creates your database for you when setting up your permissions, you can begin using it. Otherwise, you need to create it yourself: mysql> CREATE DATABASE menagerie; Under Unix, database names are case-sensitive (unlike SQL ...
https://dev.mysql.com/doc/refman/5.7/en/creating-spatial-indexes.html
For InnoDB and MyISAM tables, MySQL can create spatial indexes using syntax similar to that for creating regular indexes, but using the SPATIAL keyword. For storage engines that support nonspatial indexing of spatial columns, the engine creates a ...
https://dev.mysql.com/doc/refman/5.7/en/creating-tables.html
You want a table that contains a record for each of your pets. This can be called the pet table, and it should contain, as a bare minimum, each animal's name. Because the name by itself is not very interesting, the table should contain other ...
https://dev.mysql.com/doc/refman/5.7/en/cursor-restrictions.html
Server-side cursors are implemented in the C API using the mysql_stmt_attr_set() function. A server-side cursor enables a result set to be generated on the server side, but not transferred to the client except for those rows that the client ...