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https://dev.mysql.com/doc/refman/8.0/en/spatial-convenience-functions.html
For example, this polygon is geometrically invalid: POLYGON((0 0, 0 0, 0 0, 0 0, 0 0)) ST_Validate() returns the geometry if it is syntactically well-formed and is geometrically valid, NULL if the argument is not syntactically well-formed or is not ...Unless otherwise specified, functions in this section handle their geometry arguments as follows: If any argument is NULL, the return value is ...
https://dev.mysql.com/doc/refman/8.0/en/table.html
TABLE is a DML statement introduced in MySQL 8.0.19 which returns rows and columns of the named table. Given the existence of a table named t, the following two statements produce identical output: TABLE t; SELECT * FROM t; You can order and limit ...TABLE does not allow for any arbitrary filtering of rows; that is, TABLE does not support any WHERE ...
https://dev.mysql.com/doc/refman/8.0/en/uln-installation.html
You can find information about Oracle Linux and ULN under http://linux.oracle.com/. To use ULN, you need to obtain a ULN login and register the machine used for installation with ULN. Both Community and Commercial packages are supported, and each ...
https://dev.mysql.com/doc/refman/8.0/en/workbench.html
MySQL Workbench provides a graphical tool for working with MySQL servers and databases. MySQL Workbench may connect to MySQL Server 8.4 and higher but some MySQL Workbench features may not function with those newer server versions. MySQL Workbench ...For more information, see the MySQL Workbench manual, available at ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-internal-data.html
Note This section describes locking information as exposed by the Performance Schema data_locks and data_lock_waits tables, which supersede the INFORMATION_SCHEMA INNODB_LOCKS and INNODB_LOCK_WAITS tables in MySQL 8.0. For similar discussion ...
https://dev.mysql.com/doc/refman/8.0/en/column-count-limit.html
This section describes limits on the number of columns in tables and the size of individual rows. The exact column limit depends on several factors: The maximum row size for a table constrains the number (and possibly size) of columns because the ...Column Count Limits Row Size Limits Column Count Limits MySQL has hard limit of 4096 columns per table, but the effective maximum may be less for a given ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking-components-installation.html
As of MySQL 8.0.33, components provide access to MySQL Enterprise Data Masking and De-Identification functionality. Previously, MySQL implemented masking and de-identification capabilities as a plugin library file containing a plugin and several ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking-plugin-installation.html
This section describes how to install or uninstall MySQL Enterprise Data Masking and De-Identification, which is implemented as a plugin library file containing a plugin and several loadable functions. For general information about installing or ...
https://dev.mysql.com/doc/refman/8.0/en/error-message-elements.html
This section discusses how error messages originate within MySQL and the elements they contain. The MySQL client library takes errors received from the server and makes them available to the host client program. Error Message Elements When an error ...The MySQL server writes some error messages to its error ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-table-wait-summary-tables.html
For example, columns that aggregate all writes hold the sum of the corresponding columns that aggregate inserts, updates, and deletes. They are the same as the sum of the corresponding xxx_INSERT, xxx_UPDATE, and xxx_DELETE columns. COUNT_UPDATE, ...