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https://dev.mysql.com/doc/refman/8.4/en/federated-create-connection.html
For example: CREATE TABLE federated_table ( id INT(20) NOT NULL AUTO_INCREMENT, name VARCHAR(32) NOT NULL DEFAULT '', other INT(20) NOT NULL DEFAULT '0', PRIMARY KEY (id), INDEX name (name), INDEX other_key (other) ) ENGINE=FEDERATED DEFAULT ... To ...
https://dev.mysql.com/doc/refman/8.4/en/json-validation-functions.html
Both functions handle null or invalid input as follows: If at least one of the arguments is NULL, the function returns NULL. As before, you can see this by attempting to insert the value into the geo table, then issuing SHOW WARNINGS afterwards: ...
https://dev.mysql.com/doc/refman/8.4/en/information-schema-parameters-table.html
The PARAMETER_NAME and PARAMETER_MODE values are NULL because the return value has no name and the mode does not apply. The PARAMETERS table provides information about parameters for stored routines (stored procedures and stored functions), and ...
https://dev.mysql.com/doc/ndbapi/en/mccj-clusterj-annotation-column.html
4.3.2.1.1 Synopsis @Target(value={java.lang.annotation.ElementType.FIELD, java.lang.annotation.ElementType.METHOD}) @Retention(value=java.lang.annotation.RetentionPolicy.RUNTIME) public @interface Column { public String name ; public String ...Table ...
https://dev.mysql.com/doc/internals/en/binary-protocol-resultset-row.html
A Binary Protocol Resultset Row is made up of the NULL bitmap containing as many bits as we have columns in the resultset + 2 and the values for columns that are not NULL in the Binary Protocol Value format. ProtocolBinary::ResultsetRow: row of a ...
https://dev.mysql.com/doc/refman/8.4/en/expressions.html
This section lists the grammar rules that expressions must follow in MySQL and provides additional information about the types of terms that may appear in expressions. Expression Syntax Expression Term Notes Temporal Intervals Expression Syntax The ...
https://dev.mysql.com/doc/refman/8.4/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/extending-mysql/8.4/en/writing-daemon-plugins.html
A daemon plugin is a simple type of plugin used for code that should be run by the server but that does not communicate with it. This section describes how to write a daemon server plugin, using the example plugin found in the plugin/daemon_example ...
https://dev.mysql.com/doc/connectors/en/connector-net-programming-stored-proc.html
A stored procedure is a set of SQL statements that is stored in the server. Clients make a single call to the stored procedure, passing parameters that can influence the procedure logic and query conditions, rather than issuing individual hardcoded ...
https://dev.mysql.com/doc/connector-net/en/connector-net-programming-stored-proc.html
A stored procedure is a set of SQL statements that is stored in the server. Clients make a single call to the stored procedure, passing parameters that can influence the procedure logic and query conditions, rather than issuing individual hardcoded ...