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https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-limitations-unsupported.html
Trying to use any of these features in NDB Cluster does not cause errors in or of itself; however, errors may occur in applications that expects the features to be supported or enforced. A number of features supported by other storage engines are ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo.html
ndbinfo is a database containing information specific to NDB Cluster. This database contains a number of tables, each providing a different sort of data about NDB Cluster node status, resource usage, and operations. You can find more detailed ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-online-operations.html
If you attempt to add a column online before any existing columns or using the FIRST keyword, the statement fails with an error. MySQL NDB Cluster supports online table schema changes using ALTER TABLE ... NDB Cluster handles COPY and INPLACE as ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-option-tables.html
Ndb_conflict_reflected_op_discard_count: Number of reflected operations that were not applied due error during execution. ndb_extra_logging: Controls logging of NDB Cluster schema, connection, and data distribution events in MySQL error log. The ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-config.html
If the node having this ID is not a data node, ndb_config fails with an error. --core-file Command-Line Format --core-file Write core file on error; used in debugging. This tool extracts current configuration information for data nodes, SQL nodes, ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-sql-statements.html
This section discusses several SQL statements that can prove useful in managing and monitoring a MySQL server that is connected to an NDB Cluster, and in some cases provide information about the cluster itself. SHOW ENGINE NDB STATUS, SHOW ENGINE ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-what-is-new.html
Previously, when using any other mechanism than NdbRecord in an attempt to update a primary key value, the NDB API returned error 4202 Set value on tuple key attribute is not allowed, even setting a value identical to the existing one. What is New ...
https://dev.mysql.com/doc/refman/8.4/en/optimize-table.html
Column Value Table The table name Op Always optimize Msg_type status, error, info, note, or warning Msg_text An informational message OPTIMIZE TABLE table catches and throws any errors that occur while copying table statistics from the old file to ...OPTIMIZE TABLE reorganizes the physical storage of table data and associated index data, to reduce storage space and improve I/O efficiency when accessing the ...
https://dev.mysql.com/doc/refman/8.4/en/option-modifiers.html
If applied to a system variable that has only a global value, an error occurs. For example, with --maximum-back_log=200, the server produces this error: Maximum value of 'back_log' cannot be set . Some options are “boolean” and control behavior ...
https://dev.mysql.com/doc/refman/8.4/en/partitioning-columns-range.html
Range columns partitioning is similar to range partitioning, but enables you to define partitions using ranges based on multiple column values. In addition, you can define the ranges using columns of types other than integer types. RANGE COLUMNS ...