ODBCSetFieldNULL
Flags a field data member in the record set as NULL (specifically having no value) or as non-NULL.
| Function
| Group
| Execution
| Windows
| Embedded
| Thin Client
| Mobile Access
|
| ODBCSetFieldNULL | ODBC
| Synchronous
| Supported
| Not supported
| Executed on Server
| Not supported
|
Syntax
ODBCSetFieldNULL( numHandler, strColName, numValue )
- numHandler
- The handler returned by the ODBCOpen function.
- strColName
- The column name.
- numValue
- A numeric tag that specifies the field data as NULL if 0 and non-NULL if non-zero.
Returned value
| 0
| Success
|
| 1
| Invalid handler
|
| 2
| Database not open
|
| 3
| Invalid parameter
|
| 4
| Invalid column name
|
Examples
| Tag Name
| Expression
|
| Tag
| ODBCSetFieldNULL( 2, “Price”, 1 ) |
| Tag
| ODBCSetFieldNULL( 4, “CompanyName”, 0 ) |
ODBCSetFieldNULL