Fix a typo in 5.0 RC release notes (pingcap#4638)

releases/release-5.0.0-rc.md

@@ -35,7 +35,7 @@ Clustered index defines the physical storage order of data in a table. The data
 
 Users can enable the clustered index feature by modifying the `tidb_enable_clustered_index` variable. When enabled, the feature takes effect only on newly created tables and applies to the primary key that has multiple columns or is non-integer types in a single column. If the primary key is an integer type in a single column, or if the table has no primary key, the data is sorted in the same way as before, without being affected by the clustered index.
 
-For example, to check whether a table (`tbl_name`) has a clustered index, execute `select tidb_pk_type from information_schema.tables where tbl_name = '{tbl_name}'`.
+For example, to check whether a table (`tbl_name`) has a clustered index, execute `select tidb_pk_type from information_schema.tables where table_name = '{tbl_name}'`.
 
 + [User document](/system-variables.md#tidb_enable_clustered_index-new-in-v500-rc)
 + Related issue: [#4841](https://github.com/pingcap/tidb/issues/4841)