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remove ebnf images in set operator (#17466) #17571

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ti-chi-bot merged 2 commits into from
May 20, 2024
Merged

remove ebnf images in set operator (#17466) #17571

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Update set-operators
dveeden May 10, 2024
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Update functions-and-operators/set-operators.md
dveeden May 20, 2024
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2 changes: 1 addition & 1 deletion functions-and-operators/set-operators.md
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Expand Up @@ -116,7 +116,7 @@ TiDB supports using parentheses to specify the precedence of set operations. Exp

## Use `ORDER BY` and `LIMIT`

TiDB supports using [`ORDER BY`](/media/sqlgram/OrderByOptional.png) or [`LIMIT`](/media/sqlgram/LimitClause.png) clause in set operations. These two clauses must be at the end of the entire statement.
TiDB supports using `ORDER BY` or `LIMIT` clause on the entire result of set operations. These two clauses must be at the end of the entire statement.

```sql
(SELECT * FROM t1 UNION ALL SELECT * FROM t1 INTERSECT SELECT * FROM t2) ORDER BY a LIMIT 2;
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