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GowthamRaj K
2021-07-28 17:35:47 +05:30
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@@ -464,8 +464,7 @@ Following are some of the most commonly used constraints available in SQL −
### NOT ### NOT
- The NOT operator reverses the meaning of the logical operator with which it is used. Eg: NOT EXISTS, NOT BETWEEN, NOT IN, etc. This is a negate operator. - The NOT operator reverses the meaning of the logical operator with which it is used. Eg: NOT EXISTS, NOT BETWEEN, NOT IN, etc. This is a negate operator.
### OR ### OR
- The OR operator is used to combine multiple conditions in an SQL statement's WHERE clause.
The OR operator is used to combine multiple conditions in an SQL statement's WHERE clause.
10 10
IS NULL IS NULL