PDF (US Ltr)
- 43.2Mb
PDF (A4)
- 43.3Mb
Man Pages (TGZ)
- 295.2Kb
Man Pages (Zip)
- 400.4Kb
Info (Gzip)
- 4.3Mb
Info (Zip)
- 4.3Mb
Search Results
https://dev.mysql.com/doc/refman/8.0/en/partitioning-columns.html
The next two sections discuss COLUMNS partitioning, which are variants on RANGE and LIST partitioning. COLUMNS partitioning enables the use of multiple columns in partitioning keys. All of these columns are taken into account both for the purpose ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-overview.html
This section provides a conceptual overview of partitioning in MySQL 8.0. For information on partitioning restrictions and feature limitations, see Section 26.6, “Restrictions and Limitations on Partitioning”. The SQL standard does not provide ...
https://dev.mysql.com/doc/refman/8.0/en/precision-math-expressions.html
With precision math, exact-value numbers are used as given whenever possible. For example, numbers in comparisons are used exactly as given without a change in value. In strict SQL mode, for INSERT into a column with an exact data type (DECIMAL or ...
https://dev.mysql.com/doc/refman/8.0/en/storage-requirements.html
InnoDB Table Storage Requirements NDB Table Storage Requirements Numeric Type Storage Requirements Date and Time Type Storage Requirements String Type Storage Requirements Spatial Type Storage Requirements JSON Storage Requirements The storage ...
https://dev.mysql.com/doc/refman/8.0/en/sys-ps-is-thread-instrumented.html
Returns YES or NO to indicate whether Performance Schema instrumentation for a given connection ID is enabled, UNKNOWN if the ID is unknown, or NULL if the ID is NULL. This is a value of the type given in the PROCESSLIST_ID column of the ...
https://dev.mysql.com/doc/refman/8.0/en/sys-ps-setup-disable-thread.html
Given a connection ID, disables Performance Schema instrumentation for the thread. This is a value of the type given in the PROCESSLIST_ID column of the Performance Schema threads table or the Id column of SHOW PROCESSLIST output. Example Disable a ...
https://dev.mysql.com/doc/refman/8.0/en/sys-ps-setup-enable-thread.html
Given a connection ID, enables Performance Schema instrumentation for the thread. This is a value of the type given in the PROCESSLIST_ID column of the Performance Schema threads table or the Id column of SHOW PROCESSLIST output. Example Enable a ...
https://dev.mysql.com/doc/refman/8.0/en/sys-ps-thread-account.html
Given a Performance Schema thread ID, returns the user_name@host_name account associated with the thread. Parameters in_thread_id BIGINT UNSIGNED: The thread ID for which to return the account. The value should match the THREAD_ID column from some ...
https://dev.mysql.com/doc/refman/8.0/en/sys-ps-thread-stack.html
Returns a JSON formatted stack of all statements, stages, and events within the Performance Schema for a given thread ID. The value should match the THREAD_ID column from some Performance Schema threads table row. row *************************** ...
https://dev.mysql.com/doc/refman/8.0/en/sys-ps-thread-trx-info.html
Returns a JSON object containing information about a given thread. The information includes the current transaction, and the statements it has already executed, derived from the Performance Schema events_transactions_current and ...