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https://dev.mysql.com/doc/refman/5.7/en/gis-class-multicurve.html
A MultiCurve is a geometry collection composed of Curve elements. A MultiCurve is simple if and only if all of its elements are simple; the only intersections between any two elements occur at points that are on the boundaries of both elements. A ...
https://dev.mysql.com/doc/refman/5.7/en/gis-class-multipoint.html
A MultiPoint is a geometry collection composed of Point elements. MultiPoint Examples On a world map, a MultiPoint could represent a chain of small islands. On a city map, a MultiPoint could represent the outlets for a ticket office. A MultiPoint ...
https://dev.mysql.com/doc/refman/5.7/en/gis-class-point.html
A Point is a geometry that represents a single location in coordinate space. Point Examples Imagine a large-scale map of the world with many cities. On a city map, a Point object could represent a bus stop.
https://dev.mysql.com/doc/refman/5.7/en/group-replication-network-partitioning.html
The group needs to achieve consensus whenever a change that needs to be replicated happens. This is the case for regular transactions but is also required for group membership changes and some internal messaging that keeps the group consistent.
https://dev.mysql.com/doc/refman/5.7/en/if.html
[ELSE statement_list] END IF The IF statement for stored programs implements a basic conditional construct. Note There is also an IF() function, which differs from the IF statement described here. The IF statement can have THEN, ELSE, and ELSEIF ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-cmp-per-index-table.html
The INNODB_CMP_PER_INDEX and INNODB_CMP_PER_INDEX_RESET tables provide status information on operations related to compressed InnoDB tables and indexes, with separate statistics for each combination of database, table, and index, to help you ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-cmp-table.html
The INNODB_CMP and INNODB_CMP_RESET tables provide status information on operations related to compressed InnoDB tables. The INNODB_CMP and INNODB_CMP_RESET tables have these columns: PAGE_SIZE The compressed page size in bytes. COMPRESS_OPS The ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-ft-deleted-table.html
The INNODB_FT_DELETED table stores rows that are deleted from the FULLTEXT index for an InnoDB table. Before querying it, set the value of the innodb_ft_aux_table system variable to the name (including the database name) of the table that contains ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-profiling-table.html
Its contents correspond to the information produced by the SHOW PROFILE and SHOW PROFILES statements (see Section 13.7.5.30, “SHOW PROFILE Statement”). The table is empty unless the profiling session variable is set to 1. Note This table is ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-compression-internals.html
This section describes some internal implementation details about compression for InnoDB tables. The information presented here may be helpful in tuning for performance, but is not necessary to know for basic use of compression. Compression ...