Validating date during insert operation in pl sql with examples
He have good understanding and knowledge of Java, Database, Spring, Hibernate and exploring other technologies related to Software development.Note that the select statement must have a from clause.These commands are then sent to the database for processing.Once the statements are processed, the results are sent back and displayed on screen.
PUT_LINE('No insertion with id 2 and 23.'); rollback; END IF; end; so this trigger is created , but with compilation error.
For example, if the type is 'Tool' the subtype can only be 'Template' or 'Document.' If the type is 'Role' the subtype can only be 'Group' or 'Individual.' How can I achieve this?
You can pass entire composite variables to subprograms as parameters, and you can access internal components of composite variables individually.
You will also use similar steps on your operating system, does not matter if it is Linux or Solaris.
This will take care of the execution of the SQL commands.