Error oracle- ORA-00000- normal, successful completion

ORA-00000:   normal, successful completion   

Cause:     Normal exit.

Action:     None.

Error oracle- ORA-00904: string: invalid identifier

Cause:    The column name entered is either missing or invalid.

Action:    Enter a valid column name. A valid column name must begin with a letter, be less than or equal to 30 characters, and consist of only alphanumeric characters and the special characters $, _, and #. If it contains other characters, then it must be enclosed in double quotation marks. It may not be a reserved word.

Error oracle- ORA-06512: at stringline string

Cause:     Backtrace message as the stack is unwound by unhandled exceptions.

Action: Fix the problem causing the exception or write an exception handler for this condition. Or you may need to contact your application administrator or DBA.