Node Requirements for SingleStoreDB Commands
SingleStoreDB commands must be run on the appropriate type(s) of node in a SingleStoreDB cluster.
When sync_permissions
and enable_query_forwarding
are set to ON
, all Data Definition Language (DDL) commands can be forwarded from child aggregator to master. This list of requirements reflects this behavior.
For more information about these variables, see the Sync Variables Lists.
X = recommended to run on this type of node
P = possible (but not recommended) to run on this type of node
blank = cannot run on this type of node
SingleStoreDB Command | Master Aggregator | Child Aggregator | Leaf |
---|---|---|---|
X | X | ||
X | |||
X | X | ||
X | |||
X | X | ||
X | X | ||
X | X | P | |
X | X | P | |
X | X | ||
X | X | ||
X | X | ||
X | X | ||
X | X | P | |
X | X | ||
X | X | P | |
P | P | P | |
X | X | ||
X | X | P | |
X | X | ||
X | X | ||
X | X | P | |
X | X | ||
X | X | ||
X | X | ||
X | X | ||
X | X | P | |
X | X | ||
X | X | ||
X | X | P | |
X | X | X | |
X | X | ||
X | X | ||
X | X | P | |
X | X | ||
X | X | ||
X | X | P | |
X | X | ||
X | X | ||
X | X | ||
X | X | ||
X | X | P | |
X | X | ||
X | X | X | |
X | X | P | |
X | X | P | |
X | X | X | |
X | X | ||
X | P | ||
X | X | X | |
X | X | X | |
X | X | X | |
X | X | P | |
X | X | P | |
X | X | P | |
X | X | P | |
X | X | P | |
P | P | P | |
X | X | ||
X | X | ||
X | X | ||
X | X | ||
X | X | ||
X | X | X | |
X | X | P | |
P | P | P | |
X | X | ||
X | X | ||
X | X | P | |
X | X | ||
X | X | ||
X | X | ||
X | X | P | |
X | X | P | |
X | X | ||
X | X | ||
X | X | P | |
X | X | P | |
X | X | X | |
X | X | P | |
X | X | P | |
X | X | ||
X | X | ||
X | X | X | |
X | X | X | |
X | X | X | |
X | X | P | |
X | X | X | |
X | X | X | |
X | X | P | |
X | X | X | |
X | X | X | |
X | X | X | |
X | X | X | |
X | X | X | |
X | X | X | |
X | X | X | |
X | X | X | |
X | X | ||
X | X | ||
X | X | X | |
X | X | ||
X | |||
X | X | P | |
X | X | P |