diff --git a/relational-schemas.cabal b/relational-schemas.cabal
--- a/relational-schemas.cabal
+++ b/relational-schemas.cabal
@@ -1,5 +1,5 @@
 name:                relational-schemas
-version:             0.1.2.0
+version:             0.1.2.1
 synopsis:            RDBMSs' schema templates for relational-query
 description:         This package contains some RDBMSs' schema structure definitions.
                      Supported RDBMS schemas are below:
@@ -73,8 +73,8 @@
                        , time
                        , bytestring
 
-                       , persistable-record
-                       , relational-query
+                       , persistable-record >= 0.2
+                       , relational-query >= 0.7
 
   hs-source-dirs:      src
   ghc-options:         -Wall
diff --git a/src/Database/Relational/Schema/DB2Syscat/Columns.hs b/src/Database/Relational/Schema/DB2Syscat/Columns.hs
--- a/src/Database/Relational/Schema/DB2Syscat/Columns.hs
+++ b/src/Database/Relational/Schema/DB2Syscat/Columns.hs
@@ -15,7 +15,6 @@
 
 import Data.Int (Int16, Int32, Int64)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.DB2Syscat.Config (config)
@@ -100,4 +99,4 @@
     ("remarks", [t|Maybe String|])
 
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/DB2Syscat/Keycoluse.hs b/src/Database/Relational/Schema/DB2Syscat/Keycoluse.hs
--- a/src/Database/Relational/Schema/DB2Syscat/Keycoluse.hs
+++ b/src/Database/Relational/Schema/DB2Syscat/Keycoluse.hs
@@ -16,7 +16,6 @@
 module Database.Relational.Schema.DB2Syscat.Keycoluse where
 
 import Data.Int (Int16)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.DB2Syscat.Config (config)
@@ -28,4 +27,4 @@
   [("constname", [t| String |]),
    ("colname"  , [t| String |]),
    ("colseq"   , [t| Int16 |])]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/DB2Syscat/Tabconst.hs b/src/Database/Relational/Schema/DB2Syscat/Tabconst.hs
--- a/src/Database/Relational/Schema/DB2Syscat/Tabconst.hs
+++ b/src/Database/Relational/Schema/DB2Syscat/Tabconst.hs
@@ -15,7 +15,6 @@
 -- Minimum implementation required to generate table constraints.
 module Database.Relational.Schema.DB2Syscat.Tabconst where
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.DB2Syscat.Config (config)
@@ -30,4 +29,4 @@
    --
    ("type"     , [t| String |]),
    ("enforced" , [t| String |])]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/MySQLInfo/Columns.hs b/src/Database/Relational/Schema/MySQLInfo/Columns.hs
--- a/src/Database/Relational/Schema/MySQLInfo/Columns.hs
+++ b/src/Database/Relational/Schema/MySQLInfo/Columns.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.MySQLInfo.Columns where
 
 import Data.Int                     (Int16)
-import Database.Record.TH           (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.MySQLInfo.Config (config)
@@ -20,4 +19,4 @@
     , ("is_nullable",       [t|String|])
     , ("data_type",         [t|String|])
     ]
-    [derivingShow])
+    [''Show])
diff --git a/src/Database/Relational/Schema/MySQLInfo/KeyColumnUsage.hs b/src/Database/Relational/Schema/MySQLInfo/KeyColumnUsage.hs
--- a/src/Database/Relational/Schema/MySQLInfo/KeyColumnUsage.hs
+++ b/src/Database/Relational/Schema/MySQLInfo/KeyColumnUsage.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.MySQLInfo.KeyColumnUsage where
 
 import Data.Int                     (Int16)
-import Database.Record.TH           (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.MySQLInfo.Config (config)
@@ -18,4 +17,4 @@
     , ("column_name"        , [t| String |])
     , ("ordinal_position"   , [t| Int16 |])
     ]
-    [derivingShow])
+    [''Show])
diff --git a/src/Database/Relational/Schema/MySQLInfo/TableConstraints.hs b/src/Database/Relational/Schema/MySQLInfo/TableConstraints.hs
--- a/src/Database/Relational/Schema/MySQLInfo/TableConstraints.hs
+++ b/src/Database/Relational/Schema/MySQLInfo/TableConstraints.hs
@@ -3,7 +3,6 @@
 
 module Database.Relational.Schema.MySQLInfo.TableConstraints where
 
-import Database.Record.TH           (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.MySQLInfo.Config (config)
@@ -16,4 +15,4 @@
     , ("constraint_name"    , [t| String |])
     , ("constraint_type"    , [t| String |])
     ]
-    [derivingShow])
+    [''Show])
diff --git a/src/Database/Relational/Schema/OracleDataDictionary/ConsColumns.hs b/src/Database/Relational/Schema/OracleDataDictionary/ConsColumns.hs
--- a/src/Database/Relational/Schema/OracleDataDictionary/ConsColumns.hs
+++ b/src/Database/Relational/Schema/OracleDataDictionary/ConsColumns.hs
@@ -5,7 +5,6 @@
 
 import Data.Int (Int32)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.OracleDataDictionary.Config (config)
@@ -25,4 +24,4 @@
     , ("column_name", [t|Maybe String|])
     -- POSITION                                           NUMBER
     , ("position", [t|Maybe Int32|])
-    ] [derivingShow])
+    ] [''Show])
diff --git a/src/Database/Relational/Schema/OracleDataDictionary/Constraints.hs b/src/Database/Relational/Schema/OracleDataDictionary/Constraints.hs
--- a/src/Database/Relational/Schema/OracleDataDictionary/Constraints.hs
+++ b/src/Database/Relational/Schema/OracleDataDictionary/Constraints.hs
@@ -3,7 +3,6 @@
 
 module Database.Relational.Schema.OracleDataDictionary.Constraints where
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.OracleDataDictionary.Config (config)
@@ -37,4 +36,4 @@
     -- INDEX_NAME                                         VARCHAR2(30)
     -- INVALID                                            VARCHAR2(7)
     -- VIEW_RELATED                                       VARCHAR2(14)
-    ] [derivingShow])
+    ] [''Show])
diff --git a/src/Database/Relational/Schema/OracleDataDictionary/TabColumns.hs b/src/Database/Relational/Schema/OracleDataDictionary/TabColumns.hs
--- a/src/Database/Relational/Schema/OracleDataDictionary/TabColumns.hs
+++ b/src/Database/Relational/Schema/OracleDataDictionary/TabColumns.hs
@@ -7,7 +7,6 @@
 -- import Data.ByteString (ByteString)
 -- import Data.Time.Calendar (Day)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.OracleDataDictionary.Config (config)
@@ -79,4 +78,4 @@
     , ("data_upgraded", [t|Maybe String|])
     -- HISTOGRAM                                          VARCHAR2(15)
     , ("histogram", [t|Maybe String|])
-    ] [derivingShow])
+    ] [''Show])
diff --git a/src/Database/Relational/Schema/PgCatalog/PgAttribute.hs b/src/Database/Relational/Schema/PgCatalog/PgAttribute.hs
--- a/src/Database/Relational/Schema/PgCatalog/PgAttribute.hs
+++ b/src/Database/Relational/Schema/PgCatalog/PgAttribute.hs
@@ -13,7 +13,6 @@
 
 import Data.Int (Int16, Int32)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.PgCatalog.Config (config)
@@ -67,4 +66,4 @@
 --  attoptions    | text[]    |
     -- ("attoptions"  , [t|String|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/PgCatalog/PgClass.hs b/src/Database/Relational/Schema/PgCatalog/PgClass.hs
--- a/src/Database/Relational/Schema/PgCatalog/PgClass.hs
+++ b/src/Database/Relational/Schema/PgCatalog/PgClass.hs
@@ -13,7 +13,6 @@
 
 import Data.Int (Int32)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.PgCatalog.Config (config)
@@ -51,4 +50,4 @@
  -- relacl         | aclitem[] |
  -- reloptions     | text[]    |
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/PgCatalog/PgConstraint.hs b/src/Database/Relational/Schema/PgCatalog/PgConstraint.hs
--- a/src/Database/Relational/Schema/PgCatalog/PgConstraint.hs
+++ b/src/Database/Relational/Schema/PgCatalog/PgConstraint.hs
@@ -13,7 +13,6 @@
 
 import Data.Int (Int32)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.PgCatalog.Config (config)
@@ -49,4 +48,4 @@
  -- conbin        | pg_node_tree |
  -- consrc        | text         |
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/PgCatalog/PgNamespace.hs b/src/Database/Relational/Schema/PgCatalog/PgNamespace.hs
--- a/src/Database/Relational/Schema/PgCatalog/PgNamespace.hs
+++ b/src/Database/Relational/Schema/PgCatalog/PgNamespace.hs
@@ -13,7 +13,6 @@
 
 import Data.Int (Int32)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.PgCatalog.Config (config)
@@ -27,4 +26,4 @@
  -- nspowner | oid       | not null
  -- nspacl   | aclitem[] |
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/PgCatalog/PgType.hs b/src/Database/Relational/Schema/PgCatalog/PgType.hs
--- a/src/Database/Relational/Schema/PgCatalog/PgType.hs
+++ b/src/Database/Relational/Schema/PgCatalog/PgType.hs
@@ -13,7 +13,6 @@
 
 import Data.Int (Int16, Int32)
 
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.PgCatalog.Config (config)
@@ -86,4 +85,4 @@
 --  typdefault     | text         |
     ("typdefault", [t|Maybe String|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/SQLServerSyscat/Columns.hs b/src/Database/Relational/Schema/SQLServerSyscat/Columns.hs
--- a/src/Database/Relational/Schema/SQLServerSyscat/Columns.hs
+++ b/src/Database/Relational/Schema/SQLServerSyscat/Columns.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.SQLServerSyscat.Columns where
 
 import Data.Int (Int32)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.SQLServerSyscat.Config (config)
@@ -66,4 +65,4 @@
   -- is_column_set         sys     bit                        1 Yes
     --("is_column_set", [t|Maybe Bool|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/SQLServerSyscat/IndexColumns.hs b/src/Database/Relational/Schema/SQLServerSyscat/IndexColumns.hs
--- a/src/Database/Relational/Schema/SQLServerSyscat/IndexColumns.hs
+++ b/src/Database/Relational/Schema/SQLServerSyscat/IndexColumns.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.SQLServerSyscat.IndexColumns where
 
 import Data.Int (Int32)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.SQLServerSyscat.Config (config)
@@ -30,4 +29,4 @@
   -- is_included_column    sys     bit                        1 No
     ("is_included_column", [t|Bool|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/SQLServerSyscat/Indexes.hs b/src/Database/Relational/Schema/SQLServerSyscat/Indexes.hs
--- a/src/Database/Relational/Schema/SQLServerSyscat/Indexes.hs
+++ b/src/Database/Relational/Schema/SQLServerSyscat/Indexes.hs
@@ -5,7 +5,6 @@
 
 --import Data.ByteString (ByteString)
 import Data.Int (Int32)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.SQLServerSyscat.Config (config)
@@ -54,4 +53,4 @@
 -- filter_definition     sys     nvarchar                 max Yes
     --("filter_definition", [t|Maybe ByteString|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/SQLServerSyscat/Types.hs b/src/Database/Relational/Schema/SQLServerSyscat/Types.hs
--- a/src/Database/Relational/Schema/SQLServerSyscat/Types.hs
+++ b/src/Database/Relational/Schema/SQLServerSyscat/Types.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.SQLServerSyscat.Types where
 
 import Data.Int (Int32)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.SQLServerSyscat.Config (config)
@@ -47,4 +46,4 @@
 -- is_table_type         sys     bit                        1 No
     --("is_table_type", [t|Bool|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/SQLite3Syscat/IndexInfo.hs b/src/Database/Relational/Schema/SQLite3Syscat/IndexInfo.hs
--- a/src/Database/Relational/Schema/SQLite3Syscat/IndexInfo.hs
+++ b/src/Database/Relational/Schema/SQLite3Syscat/IndexInfo.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.SQLite3Syscat.IndexInfo where
 
 import Data.Int (Int64)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.SQLite3Syscat.Config (config)
@@ -23,4 +22,4 @@
 -- name                  text                No
     ("name", [t|String|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/SQLite3Syscat/IndexList.hs b/src/Database/Relational/Schema/SQLite3Syscat/IndexList.hs
--- a/src/Database/Relational/Schema/SQLite3Syscat/IndexList.hs
+++ b/src/Database/Relational/Schema/SQLite3Syscat/IndexList.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.SQLite3Syscat.IndexList where
 
 import Data.Int (Int64)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.SQLite3Syscat.Config (config)
@@ -23,4 +22,4 @@
 -- unique                integer             No
     ("unique", [t|Int64|])
   ]
-  [derivingShow])
+  [''Show])
diff --git a/src/Database/Relational/Schema/SQLite3Syscat/TableInfo.hs b/src/Database/Relational/Schema/SQLite3Syscat/TableInfo.hs
--- a/src/Database/Relational/Schema/SQLite3Syscat/TableInfo.hs
+++ b/src/Database/Relational/Schema/SQLite3Syscat/TableInfo.hs
@@ -4,7 +4,6 @@
 module Database.Relational.Schema.SQLite3Syscat.TableInfo where
 
 import Data.Int (Int16, Int64)
-import Database.Record.TH (derivingShow)
 import Database.Relational.Query.TH (defineTableTypesAndRecordDefault)
 
 import Database.Relational.Schema.SQLite3Syscat.Config (config)
@@ -29,4 +28,4 @@
 -- pk                    integer             No
     ("pk", [t|Int16|])
   ]
-  [derivingShow])
+  [''Show])