Indicator variables can be associated with the output main variables used in the INTO clause of a data returning statement or cursor FETCH statement.
Value Returned from the Database | Action Taken |
---|---|
Null for a column and no indicator variable exists | The SQLCODE in the SQLCA is set to -305 and the value of the receiving main variable remains unchanged. |
Negative value | The field was returned to the main variable with no exception conditions. |
Positive value | The returned byte or character string was truncated. |
EXEC SQL SELECT col1 INTO :hostvar1 :indvar1 FROM table1 WHERE col1 = :hostvar2 END-EXEC EXEC SQL FETCH cursor1 INTO :hostvar1 :indvar1 END-EXEC