Returns 1 to indicate that column value was not-null,
0 to indicate that it was null and -1 to indicate that
wasNull()
needs to be invoked after the
appropriate read method.
Returns 1 to indicate that column value was not-null,
0 to indicate that it was null and -1 to indicate that
wasNull()
needs to be invoked after the
appropriate read method.
Only to be used for implementations (ResultSet adapter) that need to check for null after having invoked the appropriate read method.
Only to be used for implementations (ResultSet adapter) that need to check
for null after having invoked the appropriate read method.
The notNull
method should return -1 for such implementations.