Oracle Views in Oracle Forms: optimize data retrieval from a view avoiding the upstream filter in Oracle Forms
Oracle Views are useful tools for query multiple tables or get aggregate result; Oracle Forms can use views and display view data like a normal data table. In high cardinality data tables this artifact produce a lack in query time result, if we needs to add “ default_where “ condition to our block. We can find the cause of this lack in a underhand splitting of sql execution, which makes useless any kind of sql optimization: We can imagine the various levels of macro processing as two layers First layer: Create view example_vw as select field1, field2, filed3 from table1,...