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https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-index-stat.html
--ndb-optimized-node-selection Command-Line Format --ndb-optimized-node-selection Enable optimizations for selection of nodes for transactions. ndb_index_stat provides per-fragment statistical information about indexes on NDB tables. This includes ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-mgm.html
--ndb-optimized-node-selection Command-Line Format --ndb-optimized-node-selection Enable optimizations for selection of nodes for transactions. The ndb_mgm management client process is actually not needed to run the cluster. Its value lies in ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-mgmd.html
--ndb-optimized-node-selection Command-Line Format --ndb-optimized-node-selection Enable optimizations for selection of nodes for transactions. The management server is the process that reads the cluster configuration file and distributes this ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-move-data.html
--ndb-optimized-node-selection Command-Line Format --ndb-optimized-node-selection Enable optimizations for selection of nodes for transactions. Usage The program is invoked with the names of the source and target tables; either or both of these may ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-show-tables.html
--ndb-optimized-node-selection Command-Line Format --ndb-optimized-node-selection Enable optimizations for selection of nodes for transactions. However, you can examine the contents of system tables using NDB API applications such as ndb_select_all ... ndb_show_tables displays a list of all NDB database objects in the ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-waiter.html
--ndb-optimized-node-selection Command-Line Format --ndb-optimized-node-selection Enable optimizations for selection of nodes for transactions. ndb_waiter repeatedly (each 100 milliseconds) prints out the status of all cluster data nodes until ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndbd.html
--ndb-optimized-node-selection Command-Line Format --ndb-optimized-node-selection Enable optimizations for selection of nodes for transactions. The ndbd binary provides the single-threaded version of the process that is used to handle all the data ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ps-tables.html
NDB provides information in the MySQL Performance Schema about ndbcluster plugin threads and instrumenting for transaction batch memory. These features are described in greater detail in the sections which follow. Thread names are shown in the name ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-replication-failover.html
You can use the following query to obtain the needed records from the ndb_binlog_index table on the source: mysqlS'> SELECT -> @file:=SUBSTRING_INDEX(next_file, '/', -1), -> @pos:=next_position -> FROM mysql.ndb_binlog_index -> WHERE epoch = ... In ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-indexes.html
If there is a choice between multiple indexes, MySQL normally uses the index that finds the smallest number of rows (the most selective index). For example: SELECT MIN(key_part2),MAX(key_part2) FROM tbl_name WHERE key_part1=10; To sort or group a ...