Properties in TiDB are clearly stated in a list.
| Property | Category | Reference | Description |
|---|---|---|---|
| accessObject | Configuration | Link | The objects, tables, indexes, or triggers, that are accessed. |
| actRows | Cardinality | Link | Actual rows returned by the associated operation. |
| costFormula | Configuration | Link | The models used for evaluating cost. |
| diskInfo | Cost | Link | Disk space occupied by the operator. |
| estCost | Cost | Link | Estimated cost. |
| estRows | Cardinality | Link | Estimated number of rows returned. |
| executeInfo | Cost | Link | A mix of information on cost. |
| id | Configuration | Link | The unique id to distinguish associated operations. |
| memoryInfo | Cost | Link | Estimated memory space occupied by the operator. |
| operatorInfo | Configuration | Link | A mix of information of the associated operator, including join type, predicate, and returned columns) |
| taskType | Status | Link | The computation node that the associated operation executes. |
| totalMemoryConsumed | Cost | Link | Similar to memoryInfo. |