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https://dev.mysql.com/doc/refman/8.0/en/spatial-function-argument-handling.html
Specific functions or groups of functions may have additional or different argument-handling characteristics, as discussed in the sections where those function descriptions occur. Empty geometry collection handling is as follows: An empty WKT input ... Spatial values, or geometries, have the properties described in Section 13.4.2.2, “Geometry ...
https://dev.mysql.com/doc/refman/8.0/en/spatial-function-reference.html
The following table lists each spatial function and provides a short description of each one.
https://dev.mysql.com/doc/refman/8.0/en/start-slave.html
From MySQL 8.0.22, START SLAVE is deprecated and the alias START REPLICA should be used instead. The statement works in the same way as before, only the terminology used for the statement and its output has changed. Both versions of the statement ...
https://dev.mysql.com/doc/refman/8.0/en/statement-labels.html
[begin_label:] BEGIN [statement_list] END [end_label] [begin_label:] LOOP statement_list END LOOP [end_label] [begin_label:] REPEAT statement_list UNTIL search_condition END REPEAT [end_label] [begin_label:] WHILE search_condition DO statement_list ...
https://dev.mysql.com/doc/refman/8.0/en/statement-optimization.html
The guidelines cover SQL operations that read and write data, the behind-the-scenes overhead for SQL operations in general, and operations used in specific scenarios such as database monitoring. The core logic of a database application is performed ...
https://dev.mysql.com/doc/refman/8.0/en/stop-slave.html
From MySQL 8.0.22, STOP SLAVE is deprecated and the alias STOP REPLICA should be used instead. The statement works in the same way as before, only the terminology used for the statement and its output has changed. Both versions of the statement ...
https://dev.mysql.com/doc/refman/8.0/en/string-collating.html
If the sorting rules for your language are too complex to be handled with simple arrays, you must define string collating functions in the ctype-MYSET.c source file in the strings directory. The existing character sets provide the best documentation ... For a simple character set named MYSET, sorting rules are specified in the MYSET.xml configuration file using <map> array elements within <collation> ...
https://dev.mysql.com/doc/refman/8.0/en/string-types.html
The string data types are CHAR, VARCHAR, BINARY, VARBINARY, BLOB, TEXT, ENUM, and SET. For descriptions of functions that operate on string values, see Section 14.8, “String Functions and Operators”. For information about storage requirements ...
https://dev.mysql.com/doc/refman/8.0/en/subquery-errors.html
In MySQL 8.0.19 and later, all of the errors described in this section also apply when using TABLE in subqueries. Incorrect number of rows from subquery: ERROR 1242 (ER_SUBSELECT_NO_1_ROW) SQLSTATE = 21000 Message = "Subquery returns more than 1 ...
https://dev.mysql.com/doc/refman/8.0/en/sys-ps-setup-reset-to-default.html
row *************************** status: Resetting: setup_actors DELETE FROM performance_schema.setup_actors WHERE NOT (HOST = '%' AND USER = '%' AND ROLE = '%') *************************** 1. Parameters in_verbose BOOLEAN: Whether to display ...