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https://dev.mysql.com/doc/refman/8.0/en/general-thread-states.html
After create This occurs when the thread creates a table (including internal temporary tables), at the end of the function that creates the table. This state is used even if the table could not be created due to some error. This state occurs after ... The following list describes thread State values that are associated with general query processing and not more specialized activities such as ...
https://dev.mysql.com/doc/refman/8.0/en/group-by-optimization.html
The most general way to satisfy a GROUP BY clause is to scan the whole table and create a new temporary table where all rows from each group are consecutive, and then use this temporary table to discover groups and apply aggregate functions (if ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-ft-index-cache-table.html
FIRST_DOC_ID The first document ID in which this word appears in the FULLTEXT index. LAST_DOC_ID The last document ID in which this word appears in the FULLTEXT index. DOC_COUNT The number of rows in which this word appears in the FULLTEXT index.
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-ft-index-table-table.html
The INNODB_FT_INDEX_TABLE table provides information about the inverted index used to process text searches against the FULLTEXT index of an InnoDB table. FIRST_DOC_ID The first document ID in which this word appears in the FULLTEXT index. Before ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-innodb-trx-table.html
To obtain details about the lock, join this column with the ENGINE_LOCK_ID column of the Performance Schema data_locks table. To obtain details about the thread, join this column with the ID column of the INFORMATION_SCHEMA PROCESSLIST table, but ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-javascript-documents-remove.html
Remove Documents Using Conditions The following example passes a search condition to the remove() method. To do so, use the remove("true") method without specifying a search condition. Caution Use care when you remove documents without specifying a ... You can use the remove() method to delete some or all documents from a collection in a ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-javascript-table-delete.html
Delete Records Using Conditions The following example passes search conditions to the delete() method. To do so, use the delete() method without specifying a search condition. Caution Use care when you delete records without specifying a search ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-python-documents-remove.html
Remove Documents Using Conditions The following example passes a search condition to the remove() method. To do so, use the remove("true") method without specifying a search condition. Caution Use care when you remove documents without specifying a ... You can use the remove() method to delete some or all documents from a collection in a ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-python-table-delete.html
Delete Records Using Conditions The example that follows passes search conditions to the delete() method. To do so, use the delete() method without specifying a search condition. Caution Use care when you delete records without specifying a search ... You can use the delete() method to remove some or all records from a table in a ...
https://dev.mysql.com/doc/refman/8.0/en/mysqld-multi.html
mysqld_multi searches for groups named [mysqldN] in my.cnf (or in the file named by the --defaults-file option). This number is referred to in the following discussion as the option group number, or GNR. Option files read are searched for ...