private SqlString GenerateLockString() { ISessionFactoryImplementor factory = lockable.Factory; SqlUpdateBuilder update = new SqlUpdateBuilder(factory.Dialect, factory); update.SetTableName(lockable.RootTableName); update.SetIdentityColumn(lockable.RootTableIdentifierColumnNames, lockable.IdentifierType); update.SetVersionColumn(new string[] { lockable.VersionColumnName }, lockable.VersionType); update.AddColumns(new string[] { lockable.VersionColumnName }, null, lockable.VersionType); if (factory.Settings.IsCommentsEnabled) { update.SetComment(lockMode + " lock " + lockable.EntityName); } return update.ToSqlString(); }
/// <summary> /// Generate the SQL UPDATE that updates a foreign key to a value /// </summary> /// <returns></returns> protected override SqlCommandInfo GenerateInsertRowString() { SqlUpdateBuilder update = new SqlUpdateBuilder(Factory); update.SetTableName(qualifiedTableName) .AddColumns(KeyColumnNames, KeyType) .SetIdentityColumn(ElementColumnNames, ElementType); if (HasIndex) { update.AddColumns(IndexColumnNames, IndexType); } //identifier collections not supported for 1-to-many return update.ToSqlCommandInfo(); }
/// <summary> /// Generate the SQL UPDATE that updates a particular row's foreign /// key to null /// </summary> /// <returns></returns> protected override SqlCommandInfo GenerateDeleteRowString() { SqlUpdateBuilder update = new SqlUpdateBuilder(Factory); update.SetTableName(qualifiedTableName) .AddColumns(KeyColumnNames, "null"); if (HasIndex /* && TODO H3: !indexContainsFormula */) { update.AddColumns(IndexColumnNames, "null"); } update.AddWhereFragment(KeyColumnNames, KeyType, " = ") .AddWhereFragment(ElementColumnNames, ElementType, " = "); return update.ToSqlCommandInfo(); }
public void UpdateStringSqlTest() { Configuration cfg = new Configuration(); ISessionFactory factory = cfg.BuildSessionFactory(); ISessionFactoryImplementor factoryImpl = (ISessionFactoryImplementor) factory; SqlUpdateBuilder update = new SqlUpdateBuilder(factoryImpl.Dialect, factoryImpl); update.SetTableName("test_update_builder"); update.AddColumns(new string[] {"intColumn"}, NHibernateUtil.Int32); update.AddColumns(new string[] {"longColumn"}, NHibernateUtil.Int64); update.AddColumn("literalColumn", false, (ILiteralType) NHibernateUtil.Boolean); update.AddColumn("stringColumn", 5.ToString()); update.SetIdentityColumn(new string[] {"decimalColumn"}, NHibernateUtil.Decimal); update.SetVersionColumn(new string[] {"versionColumn"}, (IVersionType) NHibernateUtil.Int32); update.AddWhereFragment("a=b"); SqlCommandInfo sqlCommand = update.ToSqlCommandInfo(); Assert.AreEqual(CommandType.Text, sqlCommand.CommandType); string falseString = factoryImpl.Dialect.ToBooleanValueString(false); string expectedSql = "UPDATE test_update_builder SET intColumn = ?, longColumn = ?, literalColumn = " + falseString + ", stringColumn = 5 WHERE decimalColumn = ? AND versionColumn = ? AND a=b"; Assert.AreEqual(expectedSql, sqlCommand.Text.ToString(), "SQL String"); SqlType[] actualParameterTypes = sqlCommand.ParameterTypes; Assert.AreEqual(4, actualParameterTypes.Length, "Four parameters"); SqlType[] expectedParameterTypes = new SqlType[] { SqlTypeFactory.Int32, SqlTypeFactory.Int64, SqlTypeFactory.Decimal, SqlTypeFactory.Int32 }; Assert.AreEqual(expectedParameterTypes[0], actualParameterTypes[0], "firstParam Type"); Assert.AreEqual(expectedParameterTypes[1], actualParameterTypes[1], "secondParam Type"); Assert.AreEqual(expectedParameterTypes[2], actualParameterTypes[2], "thirdParam Type"); Assert.AreEqual(expectedParameterTypes[3], actualParameterTypes[3], "fourthParam Type"); }
/// <summary> /// Generate the SQL UPDATE that updates a particular row's foreign /// key to null /// </summary> /// <returns></returns> protected override SqlString GenerateDeleteRowString( ) { SqlUpdateBuilder update = new SqlUpdateBuilder( factory ); update.SetTableName( qualifiedTableName ) .AddColumns( KeyColumnNames, "null" ); if( HasIndex ) { update.AddColumns( IndexColumnNames, "null" ); } if( hasIdentifier ) { update.AddWhereFragment( rowSelectColumnNames, rowSelectType, " = " ); } else { update.AddWhereFragment( KeyColumnNames, KeyType, " = " ); update.AddWhereFragment( rowSelectColumnNames, rowSelectType, " = " ); } return update.ToSqlString(); }
private SqlCommandInfo GenerateVersionIncrementUpdateString() { SqlUpdateBuilder update = new SqlUpdateBuilder(Factory.Dialect, Factory); update.SetTableName(GetTableName(0)); if (Factory.Settings.IsCommentsEnabled) { update.SetComment("forced version increment"); } update.AddColumn(VersionColumnName, VersionType); update.SetIdentityColumn(IdentifierColumnNames, IdentifierType); update.SetVersionColumn(new string[] { VersionColumnName }, VersionType); return update.ToSqlCommandInfo(); }
/// <summary> /// Generate the SQL UPDATE that updates a foreign key to a value /// </summary> /// <returns></returns> protected override SqlCommandInfo GenerateInsertRowString() { var update = new SqlUpdateBuilder(Factory.Dialect, Factory); update.SetTableName(qualifiedTableName) .AddColumns(KeyColumnNames, KeyType); if (HasIndex && !indexContainsFormula) update.AddColumns(IndexColumnNames, IndexType); //identifier collections not supported for 1-to-many if (Factory.Settings.IsCommentsEnabled) update.SetComment("create one-to-many row " + Role); update.SetIdentityColumn(ElementColumnNames, ElementType); return update.ToSqlCommandInfo(); }
/// <summary> /// Generate the SQL UPDATE that updates a particular row's foreign /// key to null /// </summary> /// <returns></returns> protected override SqlCommandInfo GenerateDeleteRowString() { var update = new SqlUpdateBuilder(Factory.Dialect, Factory); update.SetTableName(qualifiedTableName) .AddColumns(KeyColumnNames, "null"); if (HasIndex && !indexContainsFormula) update.AddColumns(IndexColumnNames, "null"); if (Factory.Settings.IsCommentsEnabled) update.SetComment("delete one-to-many row " + Role); //use a combination of foreign key columns and pk columns, since //the ordering of removal and addition is not guaranteed when //a child moves from one parent to another update .AddWhereFragment(KeyColumnNames, KeyType, " = ") .AddWhereFragment(ElementColumnNames, ElementType, " = "); return update.ToSqlCommandInfo(); }