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https://dev.mysql.com/doc/refman/8.0/en/information-functions.html
It may be used to time how quickly MySQL processes the expression. The result value is 0, or NULL for inappropriate arguments such as a NULL or negative repeat count. The intended use is from within the mysql client, which reports query execution ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-st-spatial-reference-systems-table.html
ORGANIZATION_COORDSYS_ID The numeric ID given to the spatial reference system by the organization that defined it. The ST_SPATIAL_REFERENCE_SYSTEMS table provides information about available spatial reference systems (SRSs) for spatial data.
https://dev.mysql.com/doc/refman/8.0/en/innochecksum.html
Example usage: innochecksum --count ../data/test/tab1.ibd --start-page=num, -s num Command-Line Format --start-page=# Type Numeric Default Value 0 Start at this page number. Example usage: innochecksum --start-page=600 ../data/test/tab1.ibd or: ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-fulltext-index.html
This process, even for small documents, can result in numerous small insertions into the auxiliary index tables, making concurrent access to these tables a point of contention. InnoDB Full-Text Index Deletion Handling Deleting a record that has a ...
https://dev.mysql.com/doc/refman/8.0/en/json-attribute-functions.html
The functions in this section return attributes of JSON values. An error occurs if the argument is not a valid JSON document. An empty array, empty object, or scalar value has depth 1. A nonempty array containing only elements of depth 1 or ...
https://dev.mysql.com/doc/refman/8.0/en/myisamchk-other-options.html
--block-search=offset, -b offset Command-Line Format --block-search=offset Type Numeric Find the record that a block at the given offset belongs to. --sort-records=N, -R N Command-Line Format --sort-records=# Type Numeric Sort records according to a ... myisamchk supports the following options for actions other than table checks and repairs: --analyze, -a Command-Line Format --analyze Analyze the distribution of key ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-error-messages.html
The error_messages table provides information about The error_messages table contains the following columns: error_code Numeric error code error_description Description of error error_status Error status code error_classification Error ...This is ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-config.html
--config_from_node=# Command-Line Format --config-from-node=# Type Numeric Default Value none Minimum Value 1 Maximum Value 48 Obtain the cluster's configuration data from the data node that has this ID. In general, for best results, you should use ... This tool extracts current configuration information for data nodes, SQL nodes, and API nodes from one of a number of sources: an NDB Cluster management node, or its config.ini or my.cnf ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-index-stat.html
--loops=# Command-Line Format --loops=# Type Numeric Default Value 0 Minimum Value 0 Maximum Value MAX_INT Repeat commands this number of times (for use in testing). --query=# Command-Line Format --query=# Type Numeric Default Value 0 Minimum Value ... ndb_index_stat provides per-fragment statistical information about indexes on NDB ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-mgm.html
--connect-retries=# Command-Line Format --connect-retries=# Type Numeric Default Value 3 Minimum Value 0 Maximum Value 4294967295 This option specifies the number of times following the first attempt to retry a connection before giving up (the ...