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https://dev.mysql.com/doc/refman/5.7/en/drop-tablespace.html
DROP TABLESPACE tablespace_name [ENGINE [=] engine_name] This statement drops a tablespace that was previously created using CREATE TABLESPACE. It is supported with all MySQL NDB Cluster 7.5 releases, and with InnoDB in the standard MySQL Server as ...
https://dev.mysql.com/doc/refman/5.7/en/explain-for-connection.html
To obtain the execution plan for an explainable statement executing in a named connection, use this statement: EXPLAIN [options] FOR CONNECTION connection_id; EXPLAIN FOR CONNECTION returns the EXPLAIN information that is currently being used to ...
https://dev.mysql.com/doc/refman/5.7/en/faqs-storage-engines.html
Where can I obtain complete documentation for MySQL storage engines? A.2.2. Can I prevent the use of a particular storage engine? A.2.5. Is there an advantage to using the InnoDB storage engine exclusively, as opposed to a combination of InnoDB and ...
https://dev.mysql.com/doc/refman/5.7/en/flush.html
FLUSH HOSTS Empties the host cache and the Performance Schema host_cache table that exposes the cache contents, and unblocks any blocked hosts. | table_synonym WITH READ LOCK | table_synonym tbl_name [, tbl_name] ... FOR EXPORT } table_synonym: { ...
https://dev.mysql.com/doc/refman/5.7/en/geometry-well-formedness-validity.html
For geometry values, MySQL distinguishes between the concepts of syntactically well-formed and geometrically valid. Spatial import functions that parse WKT or WKB values raise an error for attempts to create a geometry that is not syntactically ...
https://dev.mysql.com/doc/refman/5.7/en/gis-class-curve.html
A Curve is a one-dimensional geometry, usually represented by a sequence of points. Particular subclasses of Curve define the type of interpolation between points. A Curve is simple if it does not pass through the same point twice, with the ...
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.