diff --git a/Useful-SQL-commands.md b/Useful-SQL-commands.md
index a66237e..0be4e30 100644
--- a/Useful-SQL-commands.md
+++ b/Useful-SQL-commands.md
@@ -5,4 +5,7 @@ Get the maximum entered sub-title rank:
 * SELECT MAX(strank) FROM gwsubtitles WHERE titlenameid = ?;
 
 Select title ranks from an array:
-* SELECT * FROM gwsubtitles WHERE titlenameid = 25 AND stnameid IN (4, 6, 9); (4 6 9 will be replaced by a ? mark)
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+* SELECT * FROM gwsubtitles WHERE titlenameid = 25 AND stnameid IN (4, 6, 9); (4 6 9 will be replaced by a ? mark)
+
+Delete title ranks from an array:
+* DELETE FROM gwsubtitles WHERE titlenameid = 54 AND stnameid IN (160,161,162);
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