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https://dev.mysql.com/doc/refman/8.0/en/sys-table-exists.html
Parameters in_db VARCHAR(64): The name of the database in which to check for table existence. This is an OUT parameter, so it must be a variable into which the table type can be stored. Tests whether a given table exists as a regular table, a ...
https://dev.mysql.com/doc/refman/8.0/en/tuning-trace-purging.html
Even if limit is smaller than -offset, excluding the last statement, the last statement must still be traced because it will be within the limit after executing one more statement. Thus, if a statement contains substatements (such as invoking stored ...If offset is greater than or equal to 0, only limit traces are kept in ...
https://dev.mysql.com/doc/refman/8.0/en/union.html
This means that parentheses must be used for SELECT statements containing locking clauses. query_expression_body UNION [ALL | DISTINCT] query_block [UNION [ALL | DISTINCT] query_expression_body] [...] query_expression_body: See Section 15.2.14, ...
https://dev.mysql.com/doc/refman/8.0/en/upgrading.html
Note In the following discussion, MySQL commands that must be run using a MySQL account with administrative privileges include -u root on the command line to specify the MySQL root user. This chapter describes the steps to upgrade a MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/use.html
The named database remains the default until the end of the session or another USE statement is issued: USE db1; SELECT COUNT(*) FROM mytable; # selects from db1.mytable USE db2; SELECT COUNT(*) FROM mytable; # selects from db2.mytable The database ... USE db_name The USE statement tells MySQL to use the named database as the default (current) database for subsequent ...
https://dev.mysql.com/doc/refman/8.0/en/view-algorithms.html
The optional ALGORITHM clause for CREATE VIEW or ALTER VIEW is a MySQL extension to standard SQL. For MERGE, the text of a statement that refers to the view and the view definition are merged such that parts of the view definition replace ...It ...
https://dev.mysql.com/doc/refman/8.0/en/window-functions-frames.html
The definition of a window used with a window function can include a frame clause. A frame is a subset of the current partition and the frame clause specifies how to define the subset. Frames are determined with respect to the current row, which ...
https://dev.mysql.com/doc/refman/8.0/en/windows-testing.html
If you have set a password for the root account, deleted the anonymous account, or created a new user account, then to connect to the MySQL server you must use the appropriate -u and -p options with the commands shown previously. In this case, start ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-prepared-statements-instances-table.html
For use with MySQL HeatWave Service and MySQL HeatWave, where the PRIMARY engine is InnoDB and the SECONDARY engine is MySQL HeatWave (RAPID). The Performance Schema provides instrumentation for prepared statements, for which there are two ...SQL ...
https://dev.mysql.com/doc/refman/8.0/en/linux-installation-juju.html
The Juju deployment framework supports easy installation and configuration of MySQL servers.