diff --git a/3rdparty/serializer b/3rdparty/serializer
index 7f4a9a2..1d3495b 160000
--- a/3rdparty/serializer
+++ b/3rdparty/serializer
@@ -1 +1 @@
-Subproject commit 7f4a9a2a5f3eec799e4253259df4b87a98a1b9ee
+Subproject commit 1d3495bed909392cdf128e8ef6f8b3986b2c09b5
diff --git a/README.md b/README.md
index 315ab32..488da1e 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+
+
 # Nut
 
 ## Build result
@@ -17,6 +19,52 @@
  - Automatically create and update database
  - IDE auto complete support, No hard-code nedded
  - Table join detect 
+ - Supported types:
+
+| Type  | Sqlite | MySql  | Postgresql| Ms Sql server |
+|--------|--------|--------|--------|--------|
+|  QBitArray  |  BLOB  |  VARBINARY  |  BYTEA  |  VARBINARY (MAX)  |
+|  QByteArray  |  BLOB  |  BLOB  |  BYTEA  |  VARBINARY (MAX)  |
+|  QChar  |  NCHAR(1)  |  CHAR(1)  |  CHAR(1)  |  CHAR(1)  |
+|  QColor  |  TEXT  |  TEXT  |  TEXT  |  TEXT  |
+|  QDate  |  DATE  |  DATE  |  DATE  |  DATE  |
+|  QDateTime  |  DATETIME  |  DATETIME  |  TIMESTAMP  |  DATETIME  |
+|  QJsonArray  |  TEXT  |  TEXT  |  JSON  |  TEXT  |
+|  QJsonDocument  |  TEXT  |  TEXT  |  JSON  |  TEXT  |
+|  QJsonObject  |  TEXT  |  TEXT  |  JSON  |  TEXT  |
+|  QJsonValue  |  TEXT  |  TEXT  |  JSON  |  TEXT  |
+|  QLine  |  TEXT  |  TEXT  |  LINE  |  TEXT  |
+|  QLineF  |  TEXT  |  TEXT  |  LINE  |  TEXT  |
+|  QPoint  |  TEXT  |  POINT  |  POINT  |  GEOMETRY  |
+|  QPointF  |  TEXT  |  POINT  |  POINT  |  GEOMETRY  |
+|  QPolygon  |  TEXT  |  POLYGON  |  POLYGON  |  TEXT  |
+|  QPolygonF  |  TEXT  |  POLYGON  |  POLYGON  |  TEXT  |
+|  QRect  |  TEXT  |  TEXT  |  BOX  |  TEXT  |
+|  QRectF  |  TEXT  |  TEXT  |  BOX  |  TEXT  |
+|  QSize  |  TEXT  |  TEXT  |  TEXT  |  TEXT  |
+|  QSizeF  |  TEXT  |  TEXT  |  TEXT  |  TEXT  |
+|  QString  |  TEXT  |  TEXT  |  TEXT  |  NVARCHAR(MAX)  |
+|  QStringList  |  TEXT[^*]  |  TEXT  |  TEXT[]  |  TEXT  |
+|  QTime  |  TIME  |  TIME  |  TIME  |  TIME  |
+|  QUrl  |  TEXT  |  TEXT  |  TEXT  |  TEXT  |
+|  QUuid  |  TEXT  |  VARCHAR(64)  |  UUID  |  UNIQUEIDENTIFIER  |
+|  bool  |  BOOLEAN  |  BOOLEAN  |  BOOLEAN  |  BIT  |
+|  char  |  TINYINT  |  CHAR(1)  |  CHAR(1)  |  CHAR(1)  |
+|  double  |  DOUBLE  |  REAL  |  REAL  |  REAL  |
+|  float  |  FLOAT  |  FLOAT  |  FLOAT  |  FLOAT(24)  |
+|  int  |  INT  |  INT  |  INTEGER  |  INT  |
+|  long  |  MEDIUMINT  |  BIGINT  |  BIGINT  |  BIGINT  |
+|  qlonglong  |  BIGINT  |  BIGINT  |  BIGINT  |  BIGINT  |
+|  qulonglong  |  BIGINT UNSIGNED  |  BIGINT  |  BIGINT  |  BIGINT  |
+|  short  |  SMALLINT  |  SMALLINT  |  SMALLINT  |  SMALLINT  |
+|  signed char  |  TINYINT  |  TINYINT  |  SMALLINT  |  TINYINT  |
+|  uchar  |  TINYINT UNSIGNED  |  TINYINT  |  SMALLINT  |  TINYINT  |
+|  uint  |  INT UNSIGNED  |  INT  |  INTEGER  |  INT  |
+|  ulong  |  MEDIUMINT UNSIGNED  |  BIGINT  |  BIGINT  |  BIGINT  |
+|  ushort  |  SMALLINT UNSIGNED  |  SMALLINT  |  SMALLINT  |  SMALLINT  |
+
+[^*]: Using internal store/restore serialization
+
 
 ## Sample Codes
 ### Read data from database:
diff --git a/test/tst_generators/tst_generators.cpp b/test/tst_generators/tst_generators.cpp
index ea1a16a..285cd05 100644
--- a/test/tst_generators/tst_generators.cpp
+++ b/test/tst_generators/tst_generators.cpp
@@ -19,7 +19,7 @@ GeneratorsTest::GeneratorsTest(QObject *parent) : QObject(parent)
 }
 
 
-void GeneratorsTest::types(Nut::SqlGeneratorBase *g)
+void GeneratorsTest::types(Nut::SqlGeneratorBase *g, QString name)
 {
     QList<QMetaType::Type> types;
     types
@@ -89,6 +89,12 @@ void GeneratorsTest::types(Nut::SqlGeneratorBase *g)
         m.type = t;
         QString fn = g->fieldType(&m);
 
+        QString tn = QString(QMetaType::typeName(t));
+        if (!table.contains(tn))
+            table.insert(tn, row());
+
+        table[tn].set(name, fn);
+
         if (fn.isEmpty())
             qDebug() << "No rule for" << t << "(" << QMetaType::typeName(t) << ")";
         Q_ASSERT(!fn.isEmpty());
@@ -98,31 +104,44 @@ void GeneratorsTest::types(Nut::SqlGeneratorBase *g)
 void GeneratorsTest::test_sqlite()
 {
     auto g = new Nut::SqliteGenerator;
-    types(g);
+    types(g, "sqlite");
     g->deleteLater();
 }
 
 void GeneratorsTest::test_sqlserver()
 {
     auto g = new Nut::SqlServerGenerator;
-    types(g);
+    types(g, "mssql");
     g->deleteLater();
 }
 
 void GeneratorsTest::test_psql()
 {
     auto g = new Nut::PostgreSqlGenerator;
-    types(g);
+    types(g, "psql");
     g->deleteLater();
 }
 
 void GeneratorsTest::test_mysql()
 {
     auto g = new Nut::MySqlGenerator;
-    types(g);
+    types(g, "mysql");
     g->deleteLater();
 }
 
+void GeneratorsTest::cleanupTestCase()
+{
+    QMap<QString, row>::const_iterator i;
+    QString p = "\n| Type  | Sqlite | MySql  | Postgresql| Ms Sql server |"
+                  "\n|--------|--------|--------|--------|--------|";
+    for (i = table.constBegin(); i != table.constEnd(); ++i) {
+        p.append(QString("\n|%1|%2|%3|%4|%5|")
+                 .arg(i.key(), i.value().sqlite, i.value().mysql,
+                     i.value().psql, i.value().mssql));
+    }
+    qDebug() << p.toStdString().c_str();
+}
+
 QTEST_MAIN(GeneratorsTest)
 
 //#include "tst_GeneratorsTest.moc"
diff --git a/test/tst_generators/tst_generators.h b/test/tst_generators/tst_generators.h
index 6c5ea34..3f65973 100644
--- a/test/tst_generators/tst_generators.h
+++ b/test/tst_generators/tst_generators.h
@@ -1,6 +1,7 @@
 #ifndef TST_GENERATORS_H
 #define TST_GENERATORS_H
 
+#include <QMap>
 #include <QObject>
 
 namespace Nut {
@@ -11,10 +12,28 @@ class GeneratorsTest : public QObject
 {
     Q_OBJECT
 
+    struct row {
+        QString sqlite;
+        QString psql;
+        QString mysql;
+        QString mssql;
+        void set(QString name, QString value) {
+            if (name == "sqlite")
+                sqlite = value.toUpper();
+            else if (name == "psql")
+                psql = value.toUpper();
+            else if (name == "mysql")
+                mysql = value.toUpper();
+            else if (name == "mssql")
+                mssql = value.toUpper();
+        }
+    };
+    QMap<QString, row> table;
+
 public:
     explicit GeneratorsTest(QObject *parent = nullptr);
 
-    void types(Nut::SqlGeneratorBase *g);
+    void types(Nut::SqlGeneratorBase *g, QString name);
 
 private slots:
     void test_sqlite();
@@ -22,6 +41,8 @@ private slots:
     void test_sqlserver();
     void test_mysql();
 
+    void cleanupTestCase();
+
 };
 
 #endif // TST_GENERATORS_H