| CalendarTime | Database.HaskellDB.DBLayout |
| CalendarTimeT | Database.HaskellDB.FieldType, Database.HaskellDB.DBSpec, Database.HaskellDB.DBLayout |
| CaseExpr | Database.HaskellDB.PrimQuery |
| CaseSqlExpr | Database.HaskellDB.Sql |
| cast | Database.HaskellDB.Query, Database.HaskellDB |
| CastExpr | Database.HaskellDB.PrimQuery |
| CastSqlExpr | Database.HaskellDB.Sql |
| cat | Database.HaskellDB.Query, Database.HaskellDB |
| checkChars | Database.HaskellDB.DBSpec.PPHelpers |
| checkKeyword | Database.HaskellDB.DBSpec.PPHelpers |
| checkLower | Database.HaskellDB.DBSpec.PPHelpers |
| checkLowerDef | Database.HaskellDB.DBSpec.PPHelpers |
| checkUpper | Database.HaskellDB.DBSpec.PPHelpers |
| checkUpperDef | Database.HaskellDB.DBSpec.PPHelpers |
| CInfo | |
| 1 (Type/Class) | Database.HaskellDB.DBSpec.DBInfo, Database.HaskellDB.DBSpec, Database.HaskellDB.DBLayout |
| 2 (Data Constructor) | Database.HaskellDB.DBSpec.DBInfo, Database.HaskellDB.DBSpec, Database.HaskellDB.DBLayout |
| cname | Database.HaskellDB.DBSpec.DBInfo, Database.HaskellDB.DBSpec, Database.HaskellDB.DBLayout |
| coerce | Database.HaskellDB.Query, Database.HaskellDB |
| cols | Database.HaskellDB.DBSpec.DBInfo, Database.HaskellDB.DBSpec, Database.HaskellDB.DBLayout |
| Columns | Database.HaskellDB.Sql |
| ColumnSqlExpr | Database.HaskellDB.Sql |
| connect | Database.HaskellDB.DriverAPI |
| constant | Database.HaskellDB.Query, Database.HaskellDB |
| ConstantRecord | Database.HaskellDB.Query |
| constantRecord | Database.HaskellDB.Query |
| ConstExpr | Database.HaskellDB.PrimQuery |
| constExpr | Database.HaskellDB.Query, Database.HaskellDB |
| constNull | Database.HaskellDB.Query, Database.HaskellDB |
| constructNonClashingDBInfo | Database.HaskellDB.DBSpec.DBInfo, Database.HaskellDB.DBSpec, Database.HaskellDB.DBLayout |
| ConstSqlExpr | Database.HaskellDB.Sql |
| constVal | Database.HaskellDB.Query, Database.HaskellDB |
| copy | Database.HaskellDB.Query, Database.HaskellDB |
| copyAll | Database.HaskellDB.Query, Database.HaskellDB |
| count | Database.HaskellDB.Query, Database.HaskellDB |
| createDB | Database.HaskellDB.Database |
| createTable | Database.HaskellDB.Database |
| criteria | Database.HaskellDB.Sql |