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class RDbRowConstraint;
Represents a pre-compiled SQL search-condition, which can be used to test against the current row in a rowset.
The constraint is compiled against a specific rowset, and can only be matched against the same rowset using the RDbRowSet::MatchL(const RDbRowConstraint &)
function.
Defined in RDbRowConstraint
:
Close()
Releases the resources used by the constraint before discarding the constraint o...Open(const RDbRowSet &,TDbQuery)
Compiles the specified SQL search-condition for matching against rows in the spe...RDbRowSet
An abstract base class that provides functionality which is shared between SQL v...Capability: | Security policy note: | For a secure shared database, the caller must satisfy the read access policy for the table. |
IMPORT_C TInt Open(const RDbRowSet &aView, TDbQuery aCriteria);
Compiles the specified SQL search-condition for matching against rows in the specified rowset. The text comparison supplied in aCriteria is used for all text columns in the constraint.
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IMPORT_C void Close();
Releases the resources used by the constraint before discarding the constraint object.