Validation specific to a item are page item validation. Validation that apply to an entire page are page validations. Validations for tabular forms specific to a single item are item level can define a validation using select statement in item level. How to use key focus in oracle apex | Apex tab key go to next item page auto refresh in oracle apex | auto refresh interactive report in oracle apex oracle bi publisher report tutorial in oracle apex region selector in oracle apex (region display selector in oracle apex) How to delete oracle apex collection member How to use select2 plugin in oracle apex 19 2 (how to use plugins in oracle apex)