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https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-ndbinfo-server-locks.html
The server_locks table is similar in structure to the cluster_locks table, and provides a subset of the information found in the latter table, but which is specific to the SQL node (MySQL server) where it resides. (The cluster_locks table provides ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-security-networking-issues.html
In this section, we discuss basic network security issues as they relate to NDB Cluster. It is extremely important to remember that NDB Cluster “out of the box” is not secure; you or your network administrator must take the proper steps to ...
https://dev.mysql.com/doc/refman/5.7/en/nested-loop-joins.html
MySQL executes joins between tables using a nested-loop algorithm or variations on it. Nested-Loop Join Algorithm Block Nested-Loop Join Algorithm Nested-Loop Join Algorithm A simple nested-loop join (NLJ) algorithm reads rows from the first table ...
https://dev.mysql.com/doc/refman/5.7/en/spatial-function-reference.html
The following table lists each spatial function and provides a short description of each one.
https://dev.mysql.com/doc/refman/5.7/en/using-systemd.html
If you install MySQL from a source distribution on a platform that uses systemd, obtain systemd support for MySQL by configuring the distribution using the -DWITH_SYSTEMD=1 CMake option. The following discussion covers these topics: Overview of ...
https://dev.mysql.com/doc/refman/5.7/en/x-plugin-status-variables.html
If the bind has failed, or if the skip_networking option has been used, the value shows UNDEFINED. Mysqlx_errors_unknown_message_type The number of unknown message types that have been received. Mysqlx_notice_other_sent The number of other types of ...
https://dev.mysql.com/doc/refman/5.7/en/expressions.html
With PIPES_AS_CONCAT enabled, || is string concatenation, with a precedence between ^ and the unary operators. expr is treated as a string, so be careful if you specify a nonstring value with INTERVAL. This section lists the grammar rules that ...
https://dev.mysql.com/doc/refman/5.7/en/numeric-type-syntax.html
SERIAL is an alias for BIGINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE. SERIAL DEFAULT VALUE in the definition of an integer column is an alias for NOT NULL AUTO_INCREMENT UNIQUE. SERIAL is an alias for BIGINT UNSIGNED NOT NULL AUTO_INCREMENT UNIQUE.
https://dev.mysql.com/doc/refman/5.7/en/create-procedure.html
Its initial value is NULL within the procedure, and its value is visible to the caller when the procedure returns. For example, if a function specifies an ENUM or SET value in the RETURNS clause, but the RETURN statement returns an integer, the ...
https://dev.mysql.com/doc/refman/5.7/en/extensions-to-ansi.html
RENAME and let the server rename the files.) General language syntax By default, strings can be enclosed by " as well as '. If the ANSI_QUOTES SQL mode is enabled, strings can be enclosed only by ' and the server interprets strings enclosed by " as ... MySQL Server supports some extensions that are likely not to be found in other SQL ...