Check Constraints
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Check constraints are data values that are acceptable in a column. They are logical expressions that verify column values meet defined acceptance criteria.
Creating and editing
See Add or Modify Check Constraint.
DBMS platform availability and object actions/operations supported
The following table lists object actions available for this object type. For an introduction to object actions and details on usage of specific actions, see Object actions.
| DB2 LUW | DB2 z/OS | ORCL | PSTGRS * | SQL SVR | SYB ASE | |
|---|---|---|---|---|---|---|
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✓ |
✓ |
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✓ |
✓ |
✓ |
✓ |
✓ |
✓ | |
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✓ |
✓ |
✓ |
✓ |
✓ |
✓ | |
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✓ | ||||||
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✓ |
✓ |
✓ |
✓ |
✓ |
✓ | |
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✓ |
✓ |
✓ |
✓ |
✓ | ||
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✓ |