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https://dev.mysql.com/doc/refman/9.7/en/spatial-relation-functions-mbr.html
The return values 1 and 0 indicate true and false, respectively. If any argument is geometrically invalid, either the result is true or false (it is undefined which), or an error occurs. MySQL provides several MySQL-specific functions that test the ...
https://dev.mysql.com/doc/refman/9.7/en/subquery-materialization.html
oe [NOT] IN (SELECT ie ...) The predicate is IN or NOT IN and a result of UNKNOWN (NULL) has the same meaning as a result of FALSE. The following examples illustrate how the requirement for equivalence of UNKNOWN and FALSE predicate evaluation ...
https://dev.mysql.com/doc/refman/9.7/en/connecting-using-uri-or-key-value-pairs.html
For example: mysqlx://user@host?connection-attributes mysqlx://user@host?connection-attributes=true mysqlx://user@host?connection-attributes=false The default behavior is to send the default attribute set. The connection-attributes parameter value ... This section describes use of URI-like connection strings or key-value pairs to specify how to establish connections to the MySQL server, for clients such as MySQL ...
https://dev.mysql.com/doc/refman/9.7/en/correlated-subqueries.html
WHERE column1 = ANY (SELECT column1 FROM t2) would be TRUE, but in this example, the WHERE clause within the subquery is FALSE (because (5,6) is not equal to (5,7)), so the expression as a whole is FALSE. A correlated subquery is a subquery that ...
https://dev.mysql.com/doc/refman/9.7/en/docker-mysql-more-topics.html
Therefore, setting them to, for example, “0”, “false”, or “no” does not make them false, but actually makes them true. A MySQL Docker installation is different from a common, non-Docker installation in the following aspects: Only a ...
https://dev.mysql.com/doc/refman/9.7/en/error-log-rule-based-filtering.html
In subsequent rules, EXISTS tests against the field name are false, and comparisons of the field against any value are false. The log_filter_dragnet log filter component enables log filtering based on user-defined rules. To enable the ...
https://dev.mysql.com/doc/refman/9.7/en/host-cache.html
Initially, the host name is set to NULL and the flag is false. If the validation flag for the client IP entry is false, the server attempts an IP-to-host name-to-IP DNS resolution. The MySQL server maintains an in-memory host cache that contains ...
https://dev.mysql.com/doc/refman/9.7/en/json-search-functions.html
value MEMBER OF(json_array) Returns true (1) if value is an element of json_array, otherwise returns false (0). The functions in this section perform search or comparison operations on JSON values to extract data from them, report whether data ...
https://dev.mysql.com/doc/refman/9.7/en/keyring-component-installation.html
If the item is present, its value is true or false, indicating whether the server should read component-loading information from the local manifest file. If the "read_local_manifest" item is present in the global manifest file along with other ...
https://dev.mysql.com/doc/refman/9.7/en/keyring-oci-component.html
If the item is present, its value is true or false, indicating whether the component should read configuration information from the local configuration file. If the "read_local_config" item is present in the global configuration file along with ...