- substr
- some
- order-by
- times
- nvl
- null
- distinct
- except
- intersect
- between
- userenv
-
- o variables (e.g., table identifiers) should be instantiated at runtime
-
-
-
-NOTES ABOUT THE BACKENDS
-
-MYSQL
-
-drop-index: requires a table to be specified with the :from keyword parameter
-views: mysql does not support views
-queries: nested subqueries are not supported