| ERROR | invalid datatype for the column storing expressions |
| CAUSE | An attempt was made to create an expression column from a column of invalid datatype. |
| ACTION | Create a VARCHAR2 or CHAR column to store expressions in a table. |
| ERROR | invalid datatype for the column storing expressions |
| CAUSE | An attempt was made to create an expression column from a column of invalid datatype. |
| ACTION | Create a VARCHAR2 or CHAR column to store expressions in a table. |