public static void DropConstraint()
{
var statement = new AlterTableStatement(ObjectName.Parse("APP.test"), new DropConstraintAction("unique_id"));
var sql = statement.ToString();
var expected = "ALTER TABLE APP.test DROP CONSTRAINT unique_id";
Assert.AreEqual(expected, sql);
}
public static void DropDefault()
{
var statement = new AlterTableStatement(ObjectName.Parse("test"), new DropDefaultAction("a"));
var sql = statement.ToString();
var expected = "ALTER TABLE test DROP DEFAULT a";
Assert.AreEqual(expected, sql);
}
public static void DropPrimaryKey()
{
var statement = new AlterTableStatement(ObjectName.Parse("APP.test"), new DropPrimaryKeyAction());
var sql = statement.ToString();
var expected = "ALTER TABLE APP.test DROP PRIMARY KEY";
Assert.AreEqual(expected, sql);
}
public static void DropColumn()
{
var statement = new AlterTableStatement(ObjectName.Parse("APP.test"), new DropColumnAction("a"));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE APP.test DROP COLUMN a");
Assert.AreEqual(expected.ToString(), sql);
}
public static void AddPrimaryKey()
{
var constraint = new SqlTableConstraint(ConstraintType.PrimaryKey, new[] { "id" });
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT PRIMARY KEY(id)");
Assert.AreEqual(expected.ToString(), sql);
}
public static void AddUnique()
{
var constraint = new SqlTableConstraint("unique_id", ConstraintType.Unique, new[] { "id" });
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT unique_id UNIQUE(id)");
Assert.AreEqual(expected.ToString(), sql);
}
public static void DropColumn()
{
var statement = new AlterTableStatement(ObjectName.Parse("APP.test"), new DropColumnAction("a"));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE APP.test DROP COLUMN a");
Assert.AreEqual(expected.ToString(), sql);
}
public void AlterTable_AddColumn()
{
var addColumn = new AddColumnAction(new SqlTableColumn("a", PrimitiveTypes.BigInt()));
var statement = new AlterTableStatement(ObjectName.Parse("APP.test_table1"), addColumn);
SerializeAndAssert(statement, (serialized, deserialized) => {
Assert.IsNotNull(deserialized);
Assert.IsNotNull(statement.TableName);
Assert.IsNotNull(statement.Action);
Assert.IsInstanceOf<AddColumnAction>(statement.Action);
});
}
public static void AddColumn()
{
var column = new SqlTableColumn("a", PrimitiveTypes.Integer());
var statement = new AlterTableStatement(ObjectName.Parse("APP.test_table"), new AddColumnAction(column));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE APP.test_table ");
expected.Append("ADD COLUMN a INTEGER");
Assert.AreEqual(expected.ToString(), sql);
}
public static void AddPrimaryKey()
{
var constraint = new SqlTableConstraint(ConstraintType.PrimaryKey, new[] { "id" });
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT PRIMARY KEY(id)");
Assert.AreEqual(expected.ToString(), sql);
}
public static void AddUnique()
{
var constraint = new SqlTableConstraint("unique_id", ConstraintType.Unique, new[] { "id" });
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT unique_id UNIQUE(id)");
Assert.AreEqual(expected.ToString(), sql);
}
public static void AddColumn()
{
var column = new SqlTableColumn("a", PrimitiveTypes.Integer());
var statement = new AlterTableStatement(ObjectName.Parse("APP.test_table"), new AddColumnAction(column));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE APP.test_table ");
expected.Append("ADD COLUMN a INTEGER");
Assert.AreEqual(expected.ToString(), sql);
}
public static void AddCheck()
{
var constraint = new SqlTableConstraint(ConstraintType.Check) {
CheckExpression = SqlExpression.Equal(SqlExpression.Reference(new ObjectName("a")),
SqlExpression.Constant(2))
};
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT ");
expected.Append("CHECK a = 2");
Assert.AreEqual(expected.ToString(), sql);
}
public static void AddCheck()
{
var constraint = new SqlTableConstraint(ConstraintType.Check)
{
CheckExpression = SqlExpression.Equal(SqlExpression.Reference(new ObjectName("a")),
SqlExpression.Constant(2))
};
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT ");
expected.Append("CHECK a = 2");
Assert.AreEqual(expected.ToString(), sql);
}
public void AlterTableAddColumn()
{
var tableName = ObjectName.Parse("APP.test_table");
var column = new SqlTableColumn("reserved", PrimitiveTypes.Boolean());
var statement = new AlterTableStatement(tableName, new AddColumnAction(column));
ITable result = null;
Assert.DoesNotThrow(() => result = statement.Execute(Query));
Assert.IsNotNull(result);
Assert.AreEqual(1, result.RowCount);
Assert.AreEqual(1, result.TableInfo.ColumnCount);
Assert.AreEqual(0, ((SqlNumber) result.GetValue(0,0).Value).ToInt32());
var testTable = Query.GetTable(new ObjectName("test_table"));
Assert.IsNotNull(testTable);
Assert.AreEqual(6, testTable.TableInfo.ColumnCount);
}
public void AlterTableAddColumn()
{
var tableName = ObjectName.Parse("APP.test_table");
var column = new SqlTableColumn("reserved", PrimitiveTypes.Boolean());
var statement = new AlterTableStatement(tableName, new AddColumnAction(column));
ITable result = null;
Assert.DoesNotThrow(() => result = statement.Execute(Query));
Assert.IsNotNull(result);
Assert.AreEqual(1, result.RowCount);
Assert.AreEqual(1, result.TableInfo.ColumnCount);
Assert.AreEqual(0, ((SqlNumber)result.GetValue(0, 0).Value).ToInt32());
var testTable = Query.GetTable(new ObjectName("test_table"));
Assert.IsNotNull(testTable);
Assert.AreEqual(6, testTable.TableInfo.ColumnCount);
}
public static void SimpleAddForeignKey()
{
var constraint = new SqlTableConstraint(ConstraintType.ForeignKey, new[] { "ref_id" })
{
ReferenceTable = "test_table1",
ReferenceColumns = new[] { "id" }
};
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT FOREIGN KEY(ref_id) ");
expected.Append("REFERENCES test_table1(id) ");
expected.Append("ON DELETE NO ACTION ");
expected.Append("ON UPDATE NO ACTION");
Assert.AreEqual(expected.ToString(), sql);
}
public static void DropConstraint()
{
var statement = new AlterTableStatement(ObjectName.Parse("APP.test"), new DropConstraintAction("unique_id"));
var sql = statement.ToString();
var expected = "ALTER TABLE APP.test DROP CONSTRAINT unique_id";
Assert.AreEqual(expected, sql);
}
public static void SimpleAddForeignKey()
{
var constraint = new SqlTableConstraint(ConstraintType.ForeignKey, new[] { "ref_id" }) {
ReferenceTable = "test_table1",
ReferenceColumns = new[] { "id" }
};
var statement = new AlterTableStatement(ObjectName.Parse("test"), new AddConstraintAction(constraint));
var sql = statement.ToString();
var expected = new StringBuilder();
expected.Append("ALTER TABLE test ADD CONSTRAINT FOREIGN KEY(ref_id) ");
expected.Append("REFERENCES test_table1(id) ");
expected.Append("ON DELETE NO ACTION ");
expected.Append("ON UPDATE NO ACTION");
Assert.AreEqual(expected.ToString(), sql);
}
public static void DropPrimaryKey()
{
var statement = new AlterTableStatement(ObjectName.Parse("APP.test"), new DropPrimaryKeyAction());
var sql = statement.ToString();
var expected = "ALTER TABLE APP.test DROP PRIMARY KEY";
Assert.AreEqual(expected, sql);
}
protected virtual SqlStatement VisitAlterTable(AlterTableStatement statement)
{
return new AlterTableStatement(statement.TableName, statement.Action);
}
public static void DropDefault()
{
var statement = new AlterTableStatement(ObjectName.Parse("test"), new DropDefaultAction("a"));
var sql = statement.ToString();
var expected = "ALTER TABLE test DROP DEFAULT a";
Assert.AreEqual(expected, sql);
}
protected virtual SqlStatement VisitAlterTable(AlterTableStatement statement)
{
return(new AlterTableStatement(statement.TableName, statement.Action));
}
