These functions can be called after dbresults returns SUCCEED.
| Function | Description |
|---|---|
| dbcollen | Returns the maximum length of a regular column’s data. |
| dbcolname | Returns the name of a regular result column. |
| dbcoltype | Returns the Microsoft® SQL Server™ data type for a regular result column. |
| dbcolutype | Returns the user-defined data type for a regular result column. |
| dbdatlen | Returns the actual length of a regular column’s data. This function is often used together with dbdata. The value returned by dbdatlen can differ for each regular row read by dbnextrow. |
| dbnumcols | Determines the number of columns in the current result set. |