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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/functions.html
Expressions can be written using values from several sources, such as literal values, column values, NULL, variables, built-in functions and operators, loadable functions, and stored functions (a type of stored object). This chapter describes the ...
https://dev.mysql.com/doc/refman/5.7/en/replication-features-functions.html
Certain functions do not replicate well under some conditions: The USER(), CURRENT_USER() (or CURRENT_USER), UUID(), VERSION(), and LOAD_FILE() functions are replicated without change and thus do not work reliably on the replica unless row-based ...
https://dev.mysql.com/doc/refman/5.7/en/alter-function.html
ALTER FUNCTION func_name [characteristic ...] characteristic: { COMMENT 'string' | LANGUAGE SQL | { CONTAINS SQL | NO SQL | READS SQL DATA | MODIFIES SQL DATA } | SQL SECURITY { DEFINER | INVOKER } } This statement can be used to change the ...More ...
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/function-optimization.html
A function is nondeterministic if, given fixed values for its arguments, it can return different results for different invocations. If a function is tagged nondeterministic, a reference to it in a WHERE clause is evaluated for every row (when ...For ...
https://dev.mysql.com/doc/refman/5.7/en/obtaining-loadable-function-information.html
The mysql.func system table shows which loadable functions have been registered using CREATE FUNCTION: SELECT * FROM mysql.func; The func table has these columns: name The function name as referred to in SQL statements. Permitted values are 0 ...
https://dev.mysql.com/doc/refman/5.7/en/partitioning-limitations-functions.html
This section discusses limitations in MySQL Partitioning relating specifically to functions used in partitioning expressions. Each of these functions returns an integer only if it is passed an argument of an exact numeric type, such as one of the ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-config.html
--connect-string Command-Line Format --connect-string=connection_string Type String Default Value [none] Same as --ndb-connectstring. --defaults-extra-file Command-Line Format --defaults-extra-file=path Type String Default Value [none] Read given ...
https://dev.mysql.com/doc/refman/5.7/en/spatial-relation-functions-object-shapes.html
The OpenGIS specification defines the following functions to test the relationship between two geometry values g1 and g2, using precise object shapes. These functions support all argument type combinations except those that are inapplicable ...The ...