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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndb-innodb-workloads.html
NDB Cluster has a range of unique attributes that make it ideal to serve applications requiring high availability, fast failover, high throughput, and low latency. Due to its distributed architecture and multi-node implementation, NDB Cluster also ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-dictionary-columns.html
The table provides NDB dictionary information about columns of NDB tables.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-select-all.html
ndb_select_all prints all rows from an NDB table to stdout. Usage ndb_select_all -c connection_string tbl_name -d db_name [> file_name] Options that can be used with ndb_select_all are shown in the following table. --connect-retries Command-Line ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-session-account-connect-attrs-table.html
Application programs can provide key-value connection attributes to be passed to the server at connect time. The session_account_connect_attrs table has these indexes: Primary key on (PROCESSLIST_ID, ATTR_NAME) TRUNCATE TABLE is not permitted for ...For descriptions of common attributes, see Section 29.12.9, “Performance Schema Connection Attribute ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-session-connect-attrs-table.html
Application programs can provide key-value connection attributes to be passed to the server at connect time. The session_connect_attrs table has these indexes: Primary key on (PROCESSLIST_ID, ATTR_NAME) TRUNCATE TABLE is not permitted for the ...
https://dev.mysql.com/doc/refman/8.0/en/semijoins.html
Assuming that class_num is a primary key in the class table, duplicate suppression is possible by using SELECT DISTINCT, but it is inefficient to generate all matching rows first only to eliminate duplicates later. A semijoin is a preparation-time ...
https://dev.mysql.com/doc/refman/8.0/en/with.html
The RECURSIVE keyword must be included if any CTE in the WITH clause is recursive. A common table expression (CTE) is a named temporary result set that exists within the scope of a single statement and that can be referred to later within that ...
https://dev.mysql.com/doc/refman/8.0/en/alter-tablespace.html
The UNDO keyword, introduced in MySQL 8.0.14, is used with the SET {ACTIVE | INACTIVE} clause to mark an InnoDB undo tablespace as active or inactive. A keyring plugin must be installed and configured before encryption can be enabled. ALTER ...It ...
https://dev.mysql.com/doc/refman/8.0/en/drop-tablespace.html
The UNDO keyword, introduced in MySQL 8.0.14, must be specified to drop an undo tablespace. mysql> CREATE TABLESPACE `ts1` ADD DATAFILE 'ts1.ibd' Engine=InnoDB; mysql> CREATE TABLE t1 (c1 INT PRIMARY KEY) TABLESPACE ts1 Engine=InnoDB; mysql> DROP ...
https://dev.mysql.com/doc/refman/8.0/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 ...