nulldefault
Replace NULL values with default values.
USYS$Mnemonic_PARAMS
nulldefault = N | N0 | N1
Use
Applies to | Mnemonic | Connector Syntax |
---|---|---|
DB2 connector | DB2 | USYS$DB2_PARAMS
|
Description
By default, non-mandatory fields that are left blank are stored with database NULLs in columns that allow it.
If nulldefault
is specified,
non-mandatory fields that are left blank are stored with default values.
Caution: The nulldefault
option is not
supported for a DB2 database that holds the Uniface Repository.
N | N0 | N1 | Type of Column | Default Value |
---|---|---|---|---|
X | X | X | Fixed-length character and graphic columns | Blanks |
X | X | X | Variable-length character and graphic columns | String of length zero |
X | X | X | Numeric data types | Zero (0) |
X | Date, time, and timestamp | Current system time | ||
X | Date, time, and timestamp | Database NULLs | ||
X | Date | 0001-01-01
|
||
X | Time | 00:00:00
|
||
X |
Timestamp |
0001-01-01-00.00.00.00
|