Retrieve information about a row or collection
Informix® ODBC Driver provides functions that can be used to retrieve information about rows and collections.
The following table provides an overview of the functions
that Informix® ODBC Driver provides
for retrieving information about rows and collections. The ifx_rc_describe() function
returns the data types of elements in a row or collection.
| Function | Information | Reference |
|---|---|---|
| ifx_rc_count() | Number of columns | The ifx_rc_count() function |
| ifx_rc_describe() | Data type information | The ifx_rc_describe() function |
| ifx_rc_isnull() | Value that indicates whether it is null | The ifx_rc_isnull() function |
| ifx_rc_typespec() | Type specification | The ifx_rc_typespec() function |