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https://dev.mysql.com/doc/refman/9.7/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/9.7/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/9.7/en/gis-class-polygon.html
A Polygon is a planar Surface representing a multisided geometry. It is defined by a single exterior boundary and zero or more interior boundaries, where each interior boundary defines a hole in the Polygon. Polygon Examples On a region map, ...
https://dev.mysql.com/doc/refman/9.7/en/json.html
The JSON data type provides these advantages over storing JSON-format strings in a string column: Automatic validation of JSON documents stored in JSON columns. JSON documents stored in JSON columns are converted to an internal format that permits ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-limitations-syntax.html
Some SQL statements relating to certain MySQL features produce errors when used with NDB tables, as described in the following list: Temporary tables. Trying either to create a temporary table that uses the NDB storage engine or to alter an ...
https://dev.mysql.com/doc/refman/9.7/en/spatial-index-optimization.html
MySQL permits creation of SPATIAL indexes on NOT NULL geometry-valued columns (see Section 13.4.10, “Creating Spatial Indexes”). The optimizer checks the SRID attribute for indexed columns to determine which spatial reference system (SRS) to ...
https://dev.mysql.com/doc/refman/9.7/en/spatial-reference-systems.html
A spatial reference system (SRS) for spatial data is a coordinate-based system for geographic locations. There are different types of spatial reference systems: A projected SRS is a projection of a globe onto a flat surface; that is, a flat map.
https://dev.mysql.com/doc/refman/9.7/en/mysql-command-options.html
mysql supports the following options, which can be specified on the command line or in the [mysql] and [client] groups of an option file. For information about option files used by MySQL programs, see Section 6.2.2.2, “Using Option Files”.
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-install-example-data.html
Note The information in this section applies to NDB Cluster running on both Unix and Windows platforms. Working with database tables and data in NDB Cluster is not much different from doing so in standard MySQL. There are two key points to keep in ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-programs-ndb-size-pl.html
This is a Perl script that can be used to estimate the amount of space that would be required by a MySQL database if it were converted to use the NDBCLUSTER storage engine. Unlike the other utilities discussed in this section, it does not require ...