It would be helpful if we could use the SQL Expression Builder in the Create Database View geoprocessing tool.
Source: @AlfredBaldenweck 's comment in Improve SQL Expression Builder
The weird thing is that the implementation of various [SQL Expression] features we want is all over the place. We have them in some workflows but not others.
...Creating a view? Good luck. You gotta know your datasets very well before you can successfully write the query.
Related: Consistent .exp SQL expression loading/parsing in GP tools