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