Index - O
| OffsetBy | Database.Persist.Sqlite | 
| onlyOneUniqueDef | Database.Persist.Sqlite | 
| OnlyOneUniqueKey | Database.Persist.Sqlite | 
| onlyUnique | Database.Persist.Sqlite | 
| onlyUniqueP | Database.Persist.Sqlite | 
| open | Database.Sqlite | 
| open' | Database.Sqlite | 
| openRawSqliteConn | Database.Persist.Sqlite | 
| orderClause | Database.Persist.Sqlite | 
| overEntityFields | Database.Persist.Sqlite | 
| overFieldAttrs | Database.Persist.Sqlite | 
| OverflowNatural | |
| 1 (Type/Class) | Database.Persist.Sqlite | 
| 2 (Data Constructor) | Database.Persist.Sqlite |