diff --git a/sql-statements/sql-statement-explain.md b/sql-statements/sql-statement-explain.md
index 615b9d301f419..f67c61ef966f3 100644
--- a/sql-statements/sql-statement-explain.md
+++ b/sql-statements/sql-statement-explain.md
@@ -201,6 +201,7 @@ To specify the format of the `EXPLAIN` output, you can use the `FORMAT = xxx` sy
 | `tidb_json`    | The `EXPLAIN` statement outputs execution plans in JSON and stores the operator information in a JSON array. |
 | `verbose`      | The `EXPLAIN` statement outputs results in the `row` format, with an additional `estCost` column for the estimated cost of the query in the results. For more information about how to use this format, see [SQL Plan Management](/sql-plan-management.md). |
 | `plan_cache`   | The `EXPLAIN` statement outputs results in the `row` format, with the [Plan Cache](/sql-non-prepared-plan-cache.md#diagnostics) information as a warning. |
+| `cost_trace`   | The `EXPLAIN` statement outputs results in an extended `row` format, with two additional columns: `estCost` for the estimated cost and `costFormula` for the cost formula. |
 
 <SimpleTab>