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https://dev.mysql.com/doc/refman/5.7/en/keyring-functions-plugin-specific.html
For each keyring plugin-specific function, this section describes its purpose, calling sequence, and return value. For information about general-purpose keyring functions, see Section 6.4.4.8, “General-Purpose Keyring Key-Management Functions”.
https://dev.mysql.com/doc/refman/5.7/en/audit-log-reference.html
Each audit log function returns a string that indicates whether the operation succeeded. Audit log functions treat string arguments as binary strings (which means they do not distinguish lettercase), and string return values are binary strings. If ...Audit Log Functions This section describes, for each audit log function, its purpose, calling sequence, and return ...
https://dev.mysql.com/doc/refman/5.7/en/spatial-geojson-functions.html
This section describes functions for converting between GeoJSON documents and spatial values. MySQL also supports a native JSON data type and a set of SQL functions to enable operations on JSON values. For more information, see Section 11.5, “The ...Feature and FeatureCollection objects are not supported, except that geometry objects are extracted from ...
https://dev.mysql.com/doc/refman/5.7/en/gis-wkt-functions.html
These functions take as arguments a Well-Known Text (WKT) representation and, optionally, a spatial reference system identifier (SRID). Other functions provide type-specific construction functions for construction of geometry values of each ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log-filter-definitions.html
The args item must satisfy these conditions: If the function takes no arguments, no args item should be given. If the function does take arguments, an args item is needed, and the arguments must be given in the order listed in the function ...For ...
https://dev.mysql.com/doc/refman/5.7/en/json-creation-functions.html
This function is typically used to produce a valid JSON string literal for inclusion within a JSON document. The functions listed in this section compose JSON values from component elements. mysql> SELECT JSON_OBJECT('id', 87, 'name', 'carrot'); ...
https://dev.mysql.com/doc/refman/5.7/en/gis-format-conversion-functions.html
There are also functions to convert a string from WKT or WKB format to internal geometry format. MySQL supports the functions listed in this section for converting geometry values from internal geometry format to WKT or WKB format. See Section ...
https://dev.mysql.com/doc/refman/5.7/en/gis-property-functions.html
Each function that belongs to this group takes a geometry value as its argument and returns some quantitative or qualitative property of the geometry. Such functions return NULL if the argument is of an incorrect geometry type. For example, the ...
https://dev.mysql.com/doc/refman/5.7/en/spatial-relation-functions.html
The functions described in this section take two geometries as arguments and return a qualitative or quantitative relation between them. MySQL implements two sets of functions using function names defined by the OpenGIS specification. There is also ...One set tests the relationship between two geometry values using precise object shapes, the other set uses object minimum bounding rectangles ...
https://dev.mysql.com/doc/refman/5.7/en/drop-procedure.html
DROP {PROCEDURE | FUNCTION} [IF EXISTS] sp_name These statements are used to drop a stored routine (a stored procedure or function). (DROP FUNCTION is also used to drop loadable functions; see Section 13.7.3.2, “DROP FUNCTION Statement for ...(If ...