string Ora_ColumnType (int cursor, int column)
Returns the Oracle data type name of the field/column column on the cursor cursor. The returned type will be one of the following:
| "VARCHAR2" |
| "VARCHAR" |
| "CHAR" |
| "NUMBER" |
| "LONG" |
| "LONG RAW" |
| "ROWID" |
| "DATE" |
| "CURSOR" |