Examples of ValueReadQuery

oracle.toplink.essentials.queryframework.ValueReadQuery

Purpose: Concrete class to perform a read of a single data value.

Responsibilities: Used in conjunction with CursoredStream size and Platform getSequence. This can be used to read a single data value (i.e. one field). A single data value is returned, or null if no rows are returned. @author James Sutherland @since TOPLink/Java 1.2
org.eclipse.persistence.queries.ValueReadQuery

Purpose: Concrete class to perform a read of a single data value.

Responsibilities: Used in conjunction with CursoredStream size and Platform getSequence. This can be used to read a single data value (i.e. one field). A single data value is returned, or null if no rows are returned. @author James Sutherland @since TOPLink/Java 1.2

Examples of org.eclipse.persistence.queries.ValueReadQuery

     * one of buildSelectQueryForSequenceObject methods should return non-null
     * query.
     */
    @Override
    public ValueReadQuery buildSelectQueryForSequenceObject(String qualifiedSeqName, Integer size) {
        return new ValueReadQuery("select nextval(\'" + qualifiedSeqName + "\')");
    }

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