When node gets select, should get needed tables from all nodes that have this data, so it invokes selectMetadata method on master and sends him a list of table names he need to execute that query. Master sends him a list of node interfaces where data from these tables is stored.
When node gets select, should get needed tables from all nodes that have this data, so it invokes selectMetadata method on master and sends him a list of table names he need to execute that query. Master sends him a list of node interfaces where data from these tables is stored.