Column Name | Type | Description |
query_id | bigint | Unique identifier of a query within a session, ascending |
is_operator | boolean | The node representing a relational operator |
name | varchar(24) | Name of the node type |
value | varchar(40) | Value stored in the node (depends on the type, for example function name or literal value) |
est_card | bigint | For operator nodes - output number of tuples estimated by the optimizer |
level | bigint | Level of the node in the tree |
node_num | bigint | Node index in the pre-order sequence |