CCheckConstraints, CCheckConstraintInfo
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The latest version of this topic can be found at CCheckConstraints, CCheckConstraintInfo.
Call the typedef class CCheckConstraints to implement its parameter class CCheckConstraintInfo.
Remarks
See Schema Rowset Classes and Typedef Classes for more information on using typedef classes.
This class identifies the check constraints, defined in the catalog, that are owned by a given user. A check constraint specifies the data values or formats that are acceptable in one or more columns in a table.
The following table lists the class data members and their corresponding OLE DB Columns. See CHECK_CONSTRAINTS Rowset in the OLE DB Programmer's Reference for more information about the schema and columns.
| Data members | OLE DB columns |
|---|---|
| m_szCatalog | CONSTRAINT_CATALOG |
| m_szSchema | CONSTRAINT_SCHEMA |
| m_szName | CONSTRAINT_NAME |
| m_szCheckClause | CHECK_CLAUSE |
| m_szDescription | DESCRIPTION |
Requirements
Header: atldbsch.h