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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-resources.html
This table provides information about data node resource availability and usage. The resources table contains the following columns: node_id The unique node ID of this data node. Notes The resource_name can be any one of the names shown in the ...
https://dev.mysql.com/doc/refman/8.0/en/string-type-syntax.html
In some cases, MySQL may change a string column to a type different from that given in a CREATE TABLE or ALTER TABLE statement. Specifying the CHARACTER SET binary attribute for a character string data type causes the column to be created as the ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-auto-increment.html
The instructions just given are subject to the limitations of CREATE TABLE ... If a table definition includes any of those characteristics, create t2 using a CREATE TABLE statement that is identical to the one used to create t1, but with the ...(Bug ... Statement-based replication of AUTO_INCREMENT, LAST_INSERT_ID(), and TIMESTAMP values is carried out subject to the following exceptions: A statement invoking a trigger or function that causes an update to an AUTO_INCREMENT column is not replicated correctly using statement-based ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-memcached-porting-memcached.html
You might create additional secondary indexes on tables that are frequently used to generate reports using SQL. If you store several different classes of information using memcached, consider setting up a separate InnoDB table for each type of data.
https://dev.mysql.com/doc/refman/8.0/en/faqs-stored-procs.html
Are stored procedures and functions created on a replication source server replicated to a replica? A.4.24. You can manage stored procedures with CREATE [FUNCTION|PROCEDURE], ALTER [FUNCTION|PROCEDURE], DROP [FUNCTION|PROCEDURE], and SHOW CREATE ...
https://dev.mysql.com/doc/refman/8.0/en/condition-filtering.html
In join processing, prefix rows are those rows passed from one table in a join to the next. In general, the optimizer attempts to put tables with low prefix counts early in the join order to keep the number of row combinations from increasing ...
https://dev.mysql.com/doc/refman/8.0/en/intersect.html
query_expression_body INTERSECT [ALL | DISTINCT] query_expression_body [INTERSECT [ALL | DISTINCT] query_expression_body] [...] query_expression_body: See Section 15.2.14, “Set Operations with UNION, INTERSECT, and EXCEPT” INTERSECT limits the ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-consumer-configurations.html
The consumer settings in the setup_consumers table form a hierarchy from higher levels to lower. The setup_consumers table contains the following hierarchy of values: global_instrumentation thread_instrumentation events_waits_current ...The ...
https://dev.mysql.com/doc/refman/8.0/en/database-count-limit.html
The underlying file system may have a limit on the number of files that represent tables. The underlying file system may have a limit on the number of directories.
https://dev.mysql.com/doc/refman/8.0/en/group-replication-replication-group-member-stats.html
The performance_schema.replication_group_member_stats table provides group-level information related to the certification process, and also statistics for the transactions received and originated by each individual member of the replication group.