Q&A for linguists, etymologists, and serious English language enthusiasts
Select Distinct I.PostId as [Post Link] --, I.Text As originalTags, E.Text As editedTags From ( Select * From PostHistory Where PostHistoryTypeId = 3 ) I Inner Join (Select * From PostHistory Where PostHistoryTypeId = 6) E On I.PostId = E.PostId Where I.Text Like '%grammer%' Or I.Text Like '%grammar%' And E.Text Not Like '%grammar%';