Update the related variable description for CREATE INDEX (#6434) (#6464)

pingcap · Sep 15, 2021 · 84017bd · 84017bd
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commit 84017bd
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/sql-statements/sql-statement-create-index.md b/sql-statements/sql-statement-create-index.md
@@ -142,9 +142,9 @@ Expression indexes have the same syntax and limitations as in MySQL. They are im
 
 Currently, the optimizer can use the indexed expressions when the expressions are only in the `FIELD` clause, `WHERE` clause, and `ORDER BY` clause. The `GROUP BY` clause will be supported in future updates.
 
-## Associated session variables
+## Associated system variables
 
-The global variables associated with the `CREATE INDEX` statement are `tidb_ddl_reorg_worker_cnt`, `tidb_ddl_reorg_batch_size` and `tidb_ddl_reorg_priority`. Refer to [system variables](/system-variables.md#tidb_ddl_reorg_worker_cnt) for details.
+The system variables associated with the `CREATE INDEX` statement are `tidb_ddl_reorg_worker_cnt`, `tidb_ddl_reorg_batch_size`, and `tidb_ddl_reorg_priority`. Refer to [system variables](/system-variables.md#tidb_ddl_reorg_worker_cnt) for details.
 
 ## MySQL compatibility