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https://dev.mysql.com/doc/refman/5.7/en/replication-features-floatvalues.html
With statement-based replication, values are converted from decimal to binary. Because conversions between decimal and binary representations of them may be approximate, comparisons involving floating-point values are inexact. This is true for ...
https://dev.mysql.com/doc/refman/5.7/en/replication-features-flush.html
Some forms of the FLUSH statement are not logged because they could cause problems if replicated to a replica: FLUSH LOGS and FLUSH TABLES WITH READ LOCK. The FLUSH TABLES, ANALYZE TABLE, OPTIMIZE TABLE, and REPAIR TABLE statements are written to ...
https://dev.mysql.com/doc/refman/5.7/en/replication-features-truncate.html
TRUNCATE TABLE is normally regarded as a DML statement, and so would be expected to be logged and replicated using row-based format when the binary logging mode is ROW or MIXED. However this caused issues when logging or replicating, in STATEMENT ...
https://dev.mysql.com/doc/refman/5.7/en/show-collation.html
SHOW COLLATION [LIKE 'pattern' | WHERE expr] This statement lists collations supported by the server. By default, the output from SHOW COLLATION includes all available collations. The LIKE clause, if present, indicates which collation names to ...
https://dev.mysql.com/doc/refman/5.7/en/source-thread-states.html
The following list shows the most common states you may see in the State column for the Binlog Dump thread of the replication source. If you see no Binlog Dump threads on a source, this means that replication is not running; that is, that no ...
https://dev.mysql.com/doc/refman/5.7/en/sql-compound-statements.html
END compound statement and other statements that can be used in the body of stored programs: Stored procedures and functions, triggers, and events. These objects are defined in terms of SQL code that is stored on the server for later invocation (see ...
https://dev.mysql.com/doc/refman/5.7/en/system-variable-privileges.html
This section describes the privileges required to assign values to system variables at runtime. Setting a global system variable runtime value requires the SUPER privilege. To set a session system variable runtime value, use the SET SESSION ... A ...
https://dev.mysql.com/doc/refman/5.7/en/use.html
USE db_name The USE statement tells MySQL to use the named database as the default (current) database for subsequent statements. This statement requires some privilege for the database or some object within it. The named database remains the ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-statistics-estimation.html
Values much larger than 8 (say, 100), can cause a significant slowdown in the time it takes to open a table or execute SHOW TABLE STATUS. Because the statistics are automatically recalculated at various times other than on execution of ANALYZE ...
https://dev.mysql.com/doc/refman/5.7/en/federated-create.html
The optimization occurs because the query sent to the remote server includes the contents of the WHERE clause, and is sent to the remote server and subsequently executed locally. To create a FEDERATED table you should follow these steps: Create the ...