Add BETWEEN operator support.

internal/jet/date_expression.go

@@ -13,6 +13,8 @@ type DateExpression interface {
 	LT_EQ(rhs DateExpression) BoolExpression
 	GT(rhs DateExpression) BoolExpression
 	GT_EQ(rhs DateExpression) BoolExpression
+	BETWEEN(min, max DateExpression) BoolExpression
+	NOT_BETWEEN(min, max DateExpression) BoolExpression
 
 	ADD(rhs Interval) TimestampExpression
 	SUB(rhs Interval) TimestampExpression
@@ -54,6 +56,14 @@ func (d *dateInterfaceImpl) GT_EQ(rhs DateExpression) BoolExpression {
 	return GtEq(d.parent, rhs)
 }
 
+func (d *dateInterfaceImpl) BETWEEN(min, max DateExpression) BoolExpression {
+	return NewBetweenOperatorExpression(d.parent, min, max, false)
+}
+
+func (d *dateInterfaceImpl) NOT_BETWEEN(min, max DateExpression) BoolExpression {
+	return NewBetweenOperatorExpression(d.parent, min, max, true)
+}
+
 func (d *dateInterfaceImpl) ADD(rhs Interval) TimestampExpression {
 	return TimestampExp(Add(d.parent, rhs))
 }

internal/jet/expression.go

@@ -196,3 +196,45 @@ func (p *postfixOpExpression) serialize(statement StatementType, out *SQLBuilder
 
 	out.WriteString(p.operator)
 }
+
+type betweenOperatorExpression struct {
+	ExpressionInterfaceImpl
+
+	expression Expression
+	notBetween bool
+	min        Expression
+	max        Expression
+}
+
+// NewBetweenOperatorExpression creates new BETWEEN operator expression
+func NewBetweenOperatorExpression(expression, min, max Expression, notBetween bool) BoolExpression {
+	newBetweenOperator := &betweenOperatorExpression{
+		expression: expression,
+		notBetween: notBetween,
+		min:        min,
+		max:        max,
+	}
+
+	newBetweenOperator.ExpressionInterfaceImpl.Parent = newBetweenOperator
+
+	return BoolExp(newBetweenOperator)
+}
+
+func (p *betweenOperatorExpression) serialize(statement StatementType, out *SQLBuilder, options ...SerializeOption) {
+	if !contains(options, NoWrap) {
+		out.WriteString("(")
+	}
+
+	p.expression.serialize(statement, out, FallTrough(options)...)
+	if p.notBetween {
+		out.WriteString("NOT")
+	}
+	out.WriteString("BETWEEN")
+	p.min.serialize(statement, out, FallTrough(options)...)
+	out.WriteString("AND")
+	p.max.serialize(statement, out, FallTrough(options)...)
+
+	if !contains(options, NoWrap) {
+		out.WriteString(")")
+	}
+}

internal/jet/float_expression.go

@@ -14,6 +14,8 @@ type FloatExpression interface {
 	LT_EQ(rhs FloatExpression) BoolExpression
 	GT(rhs FloatExpression) BoolExpression
 	GT_EQ(rhs FloatExpression) BoolExpression
+	BETWEEN(min, max FloatExpression) BoolExpression
+	NOT_BETWEEN(min, max FloatExpression) BoolExpression
 
 	ADD(rhs NumericExpression) FloatExpression
 	SUB(rhs NumericExpression) FloatExpression
@@ -60,6 +62,14 @@ func (n *floatInterfaceImpl) LT_EQ(rhs FloatExpression) BoolExpression {
 	return LtEq(n.parent, rhs)
 }
 
+func (n *floatInterfaceImpl) BETWEEN(min, max FloatExpression) BoolExpression {
+	return NewBetweenOperatorExpression(n.parent, min, max, false)
+}
+
+func (n *floatInterfaceImpl) NOT_BETWEEN(min, max FloatExpression) BoolExpression {
+	return NewBetweenOperatorExpression(n.parent, min, max, true)
+}
+
 func (n *floatInterfaceImpl) ADD(rhs NumericExpression) FloatExpression {
 	return FloatExp(Add(n.parent, rhs))
 }

internal/jet/integer_expression.go

@@ -5,46 +5,29 @@ type IntegerExpression interface {
 	Expression
 	numericExpression
 
-	// Check if expression is equal to rhs
 	EQ(rhs IntegerExpression) BoolExpression
-	// Check if expression is not equal to rhs
 	NOT_EQ(rhs IntegerExpression) BoolExpression
-	// Check if expression is distinct from rhs
 	IS_DISTINCT_FROM(rhs IntegerExpression) BoolExpression
-	// Check if expression is not distinct from rhs
 	IS_NOT_DISTINCT_FROM(rhs IntegerExpression) BoolExpression
 
-	// Check if expression is less then rhs
 	LT(rhs IntegerExpression) BoolExpression
-	// Check if expression is less then equal rhs
 	LT_EQ(rhs IntegerExpression) BoolExpression
-	// Check if expression is greater then rhs
 	GT(rhs IntegerExpression) BoolExpression
-	// Check if expression is greater then equal rhs
 	GT_EQ(rhs IntegerExpression) BoolExpression
+	BETWEEN(min, max IntegerExpression) BoolExpression
+	NOT_BETWEEN(min, max IntegerExpression) BoolExpression
 
-	// expression + rhs
 	ADD(rhs IntegerExpression) IntegerExpression
-	// expression - rhs
 	SUB(rhs IntegerExpression) IntegerExpression
-	// expression * rhs
 	MUL(rhs IntegerExpression) IntegerExpression
-	// expression / rhs
 	DIV(rhs IntegerExpression) IntegerExpression
-	// expression % rhs
 	MOD(rhs IntegerExpression) IntegerExpression
-	// expression ^ rhs
 	POW(rhs IntegerExpression) IntegerExpression
 
-	// expression & rhs
 	BIT_AND(rhs IntegerExpression) IntegerExpression
-	// expression | rhs
 	BIT_OR(rhs IntegerExpression) IntegerExpression
-	// expression # rhs
 	BIT_XOR(rhs IntegerExpression) IntegerExpression
-	// expression << rhs
 	BIT_SHIFT_LEFT(shift IntegerExpression) IntegerExpression
-	// expression >> rhs
 	BIT_SHIFT_RIGHT(shift IntegerExpression) IntegerExpression
 }
 
@@ -85,6 +68,14 @@ func (i *integerInterfaceImpl) LT_EQ(rhs IntegerExpression) BoolExpression {
 	return LtEq(i.parent, rhs)
 }
 
+func (i *integerInterfaceImpl) BETWEEN(min, max IntegerExpression) BoolExpression {
+	return NewBetweenOperatorExpression(i.parent, min, max, false)
+}
+
+func (i *integerInterfaceImpl) NOT_BETWEEN(min, max IntegerExpression) BoolExpression {
+	return NewBetweenOperatorExpression(i.parent, min, max, true)
+}
+
 func (i *integerInterfaceImpl) ADD(rhs IntegerExpression) IntegerExpression {
 	return IntExp(Add(i.parent, rhs))
 }

internal/jet/integer_expression_test.go

@@ -99,3 +99,9 @@ func TestIntExpressionIntExp(t *testing.T) {
 	assertClauseSerialize(t, IntExp(table1ColFloat.ADD(table2ColFloat)).ADD(Int(11)),
 		"((table1.col_float + table2.col_float) + $1)", int64(11))
 }
+
+func TestIntExpressionBetween(t *testing.T) {
+	assertClauseSerialize(t, table1ColInt.BETWEEN(Int(1), table1Col3), "(table1.col_int BETWEEN $1 AND table1.col3)", int64(1))
+	assertClauseSerialize(t, table1ColInt.BETWEEN(Int(1), table1Col3).AND(table1ColBool),
+		"((table1.col_int BETWEEN $1 AND table1.col3) AND table1.col_bool)", int64(1))
+}

internal/jet/string_expression.go

@@ -13,6 +13,8 @@ type StringExpression interface {
 	LT_EQ(rhs StringExpression) BoolExpression
 	GT(rhs StringExpression) BoolExpression
 	GT_EQ(rhs StringExpression) BoolExpression
+	BETWEEN(min, max StringExpression) BoolExpression
+	NOT_BETWEEN(min, max StringExpression) BoolExpression
 
 	CONCAT(rhs Expression) StringExpression
 
@@ -59,6 +61,14 @@ func (s *stringInterfaceImpl) LT_EQ(rhs StringExpression) BoolExpression {
 	return LtEq(s.parent, rhs)
 }
 
+func (s *stringInterfaceImpl) BETWEEN(min, max StringExpression) BoolExpression {
+	return NewBetweenOperatorExpression(s.parent, min, max, false)
+}
+
+func (s *stringInterfaceImpl) NOT_BETWEEN(min, max StringExpression) BoolExpression {
+	return NewBetweenOperatorExpression(s.parent, min, max, true)
+}
+
 func (s *stringInterfaceImpl) CONCAT(rhs Expression) StringExpression {
 	return newBinaryStringOperatorExpression(s.parent, rhs, StringConcatOperator)
 }

internal/jet/time_expression.go

@@ -13,6 +13,8 @@ type TimeExpression interface {
 	LT_EQ(rhs TimeExpression) BoolExpression
 	GT(rhs TimeExpression) BoolExpression
 	GT_EQ(rhs TimeExpression) BoolExpression
+	BETWEEN(min, max TimeExpression) BoolExpression
+	NOT_BETWEEN(min, max TimeExpression) BoolExpression
 
 	ADD(rhs Interval) TimeExpression
 	SUB(rhs Interval) TimeExpression
@@ -54,6 +56,14 @@ func (t *timeInterfaceImpl) GT_EQ(rhs TimeExpression) BoolExpression {
 	return GtEq(t.parent, rhs)
 }
 
+func (t *timeInterfaceImpl) BETWEEN(min, max TimeExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, false)
+}
+
+func (t *timeInterfaceImpl) NOT_BETWEEN(min, max TimeExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, true)
+}
+
 func (t *timeInterfaceImpl) ADD(rhs Interval) TimeExpression {
 	return TimeExp(Add(t.parent, rhs))
 }

internal/jet/timestamp_expression.go

@@ -13,6 +13,8 @@ type TimestampExpression interface {
 	LT_EQ(rhs TimestampExpression) BoolExpression
 	GT(rhs TimestampExpression) BoolExpression
 	GT_EQ(rhs TimestampExpression) BoolExpression
+	BETWEEN(min, max TimestampExpression) BoolExpression
+	NOT_BETWEEN(min, max TimestampExpression) BoolExpression
 
 	ADD(rhs Interval) TimestampExpression
 	SUB(rhs Interval) TimestampExpression
@@ -54,6 +56,14 @@ func (t *timestampInterfaceImpl) GT_EQ(rhs TimestampExpression) BoolExpression {
 	return GtEq(t.parent, rhs)
 }
 
+func (t *timestampInterfaceImpl) BETWEEN(min, max TimestampExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, false)
+}
+
+func (t *timestampInterfaceImpl) NOT_BETWEEN(min, max TimestampExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, true)
+}
+
 func (t *timestampInterfaceImpl) ADD(rhs Interval) TimestampExpression {
 	return TimestampExp(Add(t.parent, rhs))
 }

internal/jet/timestampz_expression.go

@@ -13,6 +13,8 @@ type TimestampzExpression interface {
 	LT_EQ(rhs TimestampzExpression) BoolExpression
 	GT(rhs TimestampzExpression) BoolExpression
 	GT_EQ(rhs TimestampzExpression) BoolExpression
+	BETWEEN(min, max TimestampzExpression) BoolExpression
+	NOT_BETWEEN(min, max TimestampzExpression) BoolExpression
 
 	ADD(rhs Interval) TimestampzExpression
 	SUB(rhs Interval) TimestampzExpression
@@ -54,6 +56,14 @@ func (t *timestampzInterfaceImpl) GT_EQ(rhs TimestampzExpression) BoolExpression
 	return GtEq(t.parent, rhs)
 }
 
+func (t *timestampzInterfaceImpl) BETWEEN(min, max TimestampzExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, false)
+}
+
+func (t *timestampzInterfaceImpl) NOT_BETWEEN(min, max TimestampzExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, true)
+}
+
 func (t *timestampzInterfaceImpl) ADD(rhs Interval) TimestampzExpression {
 	return TimestampzExp(Add(t.parent, rhs))
 }

internal/jet/timez_expression.go

@@ -13,6 +13,8 @@ type TimezExpression interface {
 	LT_EQ(rhs TimezExpression) BoolExpression
 	GT(rhs TimezExpression) BoolExpression
 	GT_EQ(rhs TimezExpression) BoolExpression
+	BETWEEN(min, max TimezExpression) BoolExpression
+	NOT_BETWEEN(min, max TimezExpression) BoolExpression
 
 	ADD(rhs Interval) TimezExpression
 	SUB(rhs Interval) TimezExpression
@@ -54,6 +56,14 @@ func (t *timezInterfaceImpl) GT_EQ(rhs TimezExpression) BoolExpression {
 	return GtEq(t.parent, rhs)
 }
 
+func (t *timezInterfaceImpl) BETWEEN(min, max TimezExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, false)
+}
+
+func (t *timezInterfaceImpl) NOT_BETWEEN(min, max TimezExpression) BoolExpression {
+	return NewBetweenOperatorExpression(t.parent, min, max, true)
+}
+
 func (t *timezInterfaceImpl) ADD(rhs Interval) TimezExpression {
 	return TimezExp(Add(t.parent, rhs))
 }

postgres/interval_expression.go

@@ -41,6 +41,8 @@ type IntervalExpression interface {
 	LT_EQ(rhs IntervalExpression) BoolExpression
 	GT(rhs IntervalExpression) BoolExpression
 	GT_EQ(rhs IntervalExpression) BoolExpression
+	BETWEEN(min, max IntervalExpression) BoolExpression
+	NOT_BETWEEN(min, max IntervalExpression) BoolExpression
 
 	ADD(rhs IntervalExpression) IntervalExpression
 	SUB(rhs IntervalExpression) IntervalExpression
@@ -87,6 +89,14 @@ func (i *intervalInterfaceImpl) GT_EQ(rhs IntervalExpression) BoolExpression {
 	return jet.GtEq(i.parent, rhs)
 }
 
+func (i *intervalInterfaceImpl) BETWEEN(min, max IntervalExpression) BoolExpression {
+	return jet.NewBetweenOperatorExpression(i.parent, min, max, false)
+}
+
+func (i *intervalInterfaceImpl) NOT_BETWEEN(min, max IntervalExpression) BoolExpression {
+	return jet.NewBetweenOperatorExpression(i.parent, min, max, true)
+}
+
 func (i *intervalInterfaceImpl) ADD(rhs IntervalExpression) IntervalExpression {
 	return IntervalExp(jet.Add(i.parent, rhs))
 }

tests/mysql/alltypes_test.go

@@ -216,6 +216,8 @@ func TestFloatOperators(t *testing.T) {
 		AllTypes.Numeric.LT(Float(34.56)).AS("lt2"),
 		AllTypes.Numeric.GT(Float(124)).AS("gt1"),
 		AllTypes.Numeric.GT(Float(34.56)).AS("gt2"),
+		AllTypes.Numeric.BETWEEN(Float(1.34), AllTypes.Decimal).AS("between"),
+		AllTypes.Numeric.NOT_BETWEEN(AllTypes.Decimal.MUL(Float(3)), Float(100.12)).AS("not_between"),
 
 		TRUNC(AllTypes.Decimal.ADD(AllTypes.Decimal), Int(2)).AS("add1"),
 		TRUNC(AllTypes.Decimal.ADD(Float(11.22)), Int(2)).AS("add2"),
@@ -244,11 +246,9 @@ func TestFloatOperators(t *testing.T) {
 		TRUNC(AllTypes.Decimal, Int(1)).AS("trunc"),
 	).LIMIT(2)
 
-	queryStr, _ := query.Sql()
+	// fmt.Println(query.Sql())
 
-	//fmt.Println(queryStr)
+	testutils.AssertStatementSql(t, query, strings.Replace(`
-
-	require.Equal(t, queryStr, strings.Replace(`
 SELECT (all_types.'numeric' = all_types.'numeric') AS "eq1",
      (all_types.'decimal' = ?) AS "eq2",
      (all_types.'real' = ?) AS "eq3",
@@ -262,6 +262,8 @@ SELECT (all_types.'numeric' = all_types.'numeric') AS "eq1",
      (all_types.'numeric' < ?) AS "lt2",
      (all_types.'numeric' > ?) AS "gt1",
      (all_types.'numeric' > ?) AS "gt2",
+     (all_types.'numeric' BETWEEN ? AND all_types.'decimal') AS "between",
+     (all_types.'numeric' NOT BETWEEN (all_types.'decimal' * ?) AND ?) AS "not_between",
      TRUNCATE((all_types.'decimal' + all_types.'decimal'), ?) AS "add1",
      TRUNCATE((all_types.'decimal' + ?), ?) AS "add2",
      TRUNCATE((all_types.'decimal' - all_types.decimal_ptr), ?) AS "sub1",
@@ -308,61 +310,48 @@ func TestIntegerOperators(t *testing.T) {
 
 		AllTypes.BigInt.EQ(AllTypes.BigInt).AS("eq1"),
 		AllTypes.BigInt.EQ(Int(12)).AS("eq2"),
-
 		AllTypes.BigInt.NOT_EQ(AllTypes.BigIntPtr).AS("neq1"),
 		AllTypes.BigInt.NOT_EQ(Int(12)).AS("neq2"),
-
 		AllTypes.BigInt.IS_DISTINCT_FROM(AllTypes.BigInt).AS("distinct1"),
 		AllTypes.BigInt.IS_DISTINCT_FROM(Int(12)).AS("distinct2"),
-
 		AllTypes.BigInt.IS_NOT_DISTINCT_FROM(AllTypes.BigInt).AS("not distinct1"),
 		AllTypes.BigInt.IS_NOT_DISTINCT_FROM(Int(12)).AS("not distinct2"),
 
 		AllTypes.BigInt.LT(AllTypes.BigIntPtr).AS("lt1"),
 		AllTypes.BigInt.LT(Int(65)).AS("lt2"),
-
 		AllTypes.BigInt.LT_EQ(AllTypes.BigIntPtr).AS("lte1"),
 		AllTypes.BigInt.LT_EQ(Int(65)).AS("lte2"),
-
 		AllTypes.BigInt.GT(AllTypes.BigIntPtr).AS("gt1"),
 		AllTypes.BigInt.GT(Int(65)).AS("gt2"),
-
 		AllTypes.BigInt.GT_EQ(AllTypes.BigIntPtr).AS("gte1"),
 		AllTypes.BigInt.GT_EQ(Int(65)).AS("gte2"),
+		AllTypes.Integer.BETWEEN(Int(11), Int(200)).AS("between"),
+		AllTypes.Integer.NOT_BETWEEN(Int(66), Int(77)).AS("not_between"),
 
 		AllTypes.BigInt.ADD(AllTypes.BigInt).AS("add1"),
 		AllTypes.BigInt.ADD(Int(11)).AS("add2"),
-
 		AllTypes.BigInt.SUB(AllTypes.BigInt).AS("sub1"),
 		AllTypes.BigInt.SUB(Int(11)).AS("sub2"),
-
 		AllTypes.BigInt.MUL(AllTypes.BigInt).AS("mul1"),
 		AllTypes.BigInt.MUL(Int(11)).AS("mul2"),
-
 		AllTypes.BigInt.DIV(AllTypes.BigInt).AS("div1"),
 		AllTypes.BigInt.DIV(Int(11)).AS("div2"),
-
 		AllTypes.BigInt.MOD(AllTypes.BigInt).AS("mod1"),
 		AllTypes.BigInt.MOD(Int(11)).AS("mod2"),
-
 		AllTypes.SmallInt.POW(AllTypes.SmallInt.DIV(Int(3))).AS("pow1"),
 		AllTypes.SmallInt.POW(Int(6)).AS("pow2"),
 
 		AllTypes.SmallInt.BIT_AND(AllTypes.SmallInt).AS("bit_and1"),
 		AllTypes.SmallInt.BIT_AND(AllTypes.SmallInt).AS("bit_and2"),
-
 		AllTypes.SmallInt.BIT_OR(AllTypes.SmallInt).AS("bit or 1"),
 		AllTypes.SmallInt.BIT_OR(Int(22)).AS("bit or 2"),
-
 		AllTypes.SmallInt.BIT_XOR(AllTypes.SmallInt).AS("bit xor 1"),
 		AllTypes.SmallInt.BIT_XOR(Int(11)).AS("bit xor 2"),
-
 		BIT_NOT(Int(-1).MUL(AllTypes.SmallInt)).AS("bit_not_1"),
 		BIT_NOT(Int(-1).MUL(Int(11))).AS("bit_not_2"),
 
 		AllTypes.SmallInt.BIT_SHIFT_LEFT(AllTypes.SmallInt.DIV(Int(2))).AS("bit shift left 1"),
 		AllTypes.SmallInt.BIT_SHIFT_LEFT(Int(4)).AS("bit shift left 2"),
-
 		AllTypes.SmallInt.BIT_SHIFT_RIGHT(AllTypes.SmallInt.DIV(Int(5))).AS("bit shift right 1"),
 		AllTypes.SmallInt.BIT_SHIFT_RIGHT(Int(1)).AS("bit shift right 2"),
 
@@ -371,9 +360,9 @@ func TestIntegerOperators(t *testing.T) {
 		CBRT(ABSi(AllTypes.BigInt)).AS("cbrt"),
 	).LIMIT(2)
 
-	//fmt.Println(query.Sql())
+	// fmt.Println(query.Sql())
 
-	testutils.AssertStatementSql(t, query, `
+	testutils.AssertStatementSql(t, query, strings.ReplaceAll(`
 SELECT all_types.big_int AS "all_types.big_int",
      all_types.big_int_ptr AS "all_types.big_int_ptr",
      all_types.small_int AS "all_types.small_int",
@@ -394,6 +383,8 @@ SELECT all_types.big_int AS "all_types.big_int",
      (all_types.big_int > ?) AS "gt2",
      (all_types.big_int >= all_types.big_int_ptr) AS "gte1",
      (all_types.big_int >= ?) AS "gte2",
+     (all_types.''integer'' BETWEEN ? AND ?) AS "between",
+     (all_types.''integer'' NOT BETWEEN ? AND ?) AS "not_between",
      (all_types.big_int + all_types.big_int) AS "add1",
      (all_types.big_int + ?) AS "add2",
      (all_types.big_int - all_types.big_int) AS "sub1",
@@ -423,7 +414,7 @@ SELECT all_types.big_int AS "all_types.big_int",
      POWER(ABS(all_types.big_int), (? / ?)) AS "cbrt"
 FROM test_sample.all_types
 LIMIT ?;
-`)
+`, "''", "`"))
 
 	var dest []struct {
 		common.AllTypesIntegerExpResult `alias:"."`
@@ -453,6 +444,8 @@ func TestStringOperators(t *testing.T) {
 		AllTypes.Text.LT(String("Text")),
 		AllTypes.Text.LT_EQ(AllTypes.VarCharPtr),
 		AllTypes.Text.LT_EQ(String("Text")),
+		AllTypes.Text.BETWEEN(String("min"), String("max")),
+		AllTypes.Text.NOT_BETWEEN(AllTypes.VarChar, AllTypes.CharPtr),
 		AllTypes.Text.CONCAT(String("text2")),
 		AllTypes.Text.CONCAT(Int(11)),
 		AllTypes.Text.LIKE(String("abc")),
@@ -520,24 +513,21 @@ func TestTimeExpressions(t *testing.T) {
 
 		AllTypes.TimePtr.NOT_EQ(AllTypes.Time),
 		AllTypes.TimePtr.NOT_EQ(Time(20, 16, 6)),
-
 		AllTypes.Time.IS_DISTINCT_FROM(AllTypes.Time),
 		AllTypes.Time.IS_DISTINCT_FROM(Time(19, 26, 6)),
-
 		AllTypes.Time.IS_NOT_DISTINCT_FROM(AllTypes.Time),
 		AllTypes.Time.IS_NOT_DISTINCT_FROM(Time(18, 36, 6)),
 
 		AllTypes.Time.LT(AllTypes.Time),
 		AllTypes.Time.LT(Time(17, 46, 6)),
-
 		AllTypes.Time.LT_EQ(AllTypes.Time),
 		AllTypes.Time.LT_EQ(Time(16, 56, 56)),
-
 		AllTypes.Time.GT(AllTypes.Time),
 		AllTypes.Time.GT(Time(15, 16, 46)),
-
 		AllTypes.Time.GT_EQ(AllTypes.Time),
 		AllTypes.Time.GT_EQ(Time(14, 26, 36)),
+		AllTypes.Time.BETWEEN(Time(11, 0, 30, 100), AllTypes.TimePtr),
+		AllTypes.Time.NOT_BETWEEN(AllTypes.TimePtr, AllTypes.Time.ADD(INTERVAL(2, HOUR))),
 
 		AllTypes.Time.ADD(INTERVAL(10, MINUTE)),
 		AllTypes.Time.ADD(INTERVALe(AllTypes.Integer, MINUTE)),
@@ -575,6 +565,8 @@ SELECT CAST('20:34:58' AS TIME),
      all_types.time > CAST('15:16:46' AS TIME),
      all_types.time >= all_types.time,
      all_types.time >= CAST('14:26:36' AS TIME),
+     all_types.time BETWEEN CAST('11:00:30.0000001' AS TIME) AND all_types.time_ptr,
+     all_types.time NOT BETWEEN all_types.time_ptr AND (all_types.time + INTERVAL 2 HOUR),
      all_types.time + INTERVAL 10 MINUTE,
      all_types.time + INTERVAL all_types.''integer'' MINUTE,
      all_types.time + INTERVAL 3 HOUR,
@@ -586,7 +578,7 @@ SELECT CAST('20:34:58' AS TIME),
      CURRENT_TIME(3)
 FROM test_sample.all_types;
 `, "''", "`", -1), "20:34:58", "23:06:06", "22:06:06.011", "21:06:06.011111", "20:16:06",
-		"19:26:06", "18:36:06", "17:46:06", "16:56:56", "15:16:46", "14:26:36")
+		"19:26:06", "18:36:06", "17:46:06", "16:56:56", "15:16:46", "14:26:36", "11:00:30.0000001")
 
 	dest := []struct{}{}
 	err := query.Query(db, &dest)
@@ -600,27 +592,23 @@ func TestDateExpressions(t *testing.T) {
 
 		AllTypes.Date.EQ(AllTypes.Date),
 		AllTypes.Date.EQ(Date(2019, 6, 6)),
-
 		AllTypes.DatePtr.NOT_EQ(AllTypes.Date),
 		AllTypes.DatePtr.NOT_EQ(Date(2019, 1, 6)),
-
 		AllTypes.Date.IS_DISTINCT_FROM(AllTypes.Date),
 		AllTypes.Date.IS_DISTINCT_FROM(Date(2019, 2, 6)),
-
 		AllTypes.Date.IS_NOT_DISTINCT_FROM(AllTypes.Date),
 		AllTypes.Date.IS_NOT_DISTINCT_FROM(Date(2019, 3, 6)),
 
 		AllTypes.Date.LT(AllTypes.Date),
 		AllTypes.Date.LT(Date(2019, 4, 6)),
-
 		AllTypes.Date.LT_EQ(AllTypes.Date),
 		AllTypes.Date.LT_EQ(Date(2019, 5, 5)),
-
 		AllTypes.Date.GT(AllTypes.Date),
 		AllTypes.Date.GT(Date(2019, 1, 4)),
-
 		AllTypes.Date.GT_EQ(AllTypes.Date),
 		AllTypes.Date.GT_EQ(Date(2019, 2, 3)),
+		AllTypes.Date.BETWEEN(Date(2000, 2, 2), AllTypes.DatePtr),
+		AllTypes.Date.NOT_BETWEEN(AllTypes.DatePtr, Date(2000, 2, 2)),
 
 		AllTypes.Date.ADD(INTERVAL("10:20.000100", MINUTE_MICROSECOND)),
 		AllTypes.Date.ADD(INTERVALe(AllTypes.BigInt, MINUTE)),
@@ -653,6 +641,8 @@ SELECT CAST('2009-11-17' AS DATE),
      all_types.date > CAST('2019-01-04' AS DATE),
      all_types.date >= all_types.date,
      all_types.date >= CAST('2019-02-03' AS DATE),
+     all_types.date BETWEEN CAST('2000-02-02' AS DATE) AND all_types.date_ptr,
+     all_types.date NOT BETWEEN all_types.date_ptr AND CAST('2000-02-02' AS DATE),
      all_types.date + INTERVAL '10:20.000100' MINUTE_MICROSECOND,
      all_types.date + INTERVAL all_types.big_int MINUTE,
      all_types.date + INTERVAL 15 HOUR,
@@ -676,27 +666,23 @@ func TestDateTimeExpressions(t *testing.T) {
 	query := AllTypes.SELECT(
 		AllTypes.DateTime.EQ(AllTypes.DateTime),
 		AllTypes.DateTime.EQ(dateTime),
-
 		AllTypes.DateTimePtr.NOT_EQ(AllTypes.DateTime),
 		AllTypes.DateTimePtr.NOT_EQ(DateTime(2019, 6, 6, 10, 2, 46, 100*time.Millisecond)),
-
 		AllTypes.DateTime.IS_DISTINCT_FROM(AllTypes.DateTime),
 		AllTypes.DateTime.IS_DISTINCT_FROM(dateTime),
-
 		AllTypes.DateTime.IS_NOT_DISTINCT_FROM(AllTypes.DateTime),
 		AllTypes.DateTime.IS_NOT_DISTINCT_FROM(dateTime),
 
 		AllTypes.DateTime.LT(AllTypes.DateTime),
 		AllTypes.DateTime.LT(dateTime),
-
 		AllTypes.DateTime.LT_EQ(AllTypes.DateTime),
 		AllTypes.DateTime.LT_EQ(dateTime),
-
 		AllTypes.DateTime.GT(AllTypes.DateTime),
 		AllTypes.DateTime.GT(dateTime),
-
 		AllTypes.DateTime.GT_EQ(AllTypes.DateTime),
 		AllTypes.DateTime.GT_EQ(dateTime),
+		AllTypes.DateTime.BETWEEN(AllTypes.DateTimePtr, AllTypes.TimestampPtr),
+		AllTypes.DateTime.NOT_BETWEEN(AllTypes.DateTimePtr, AllTypes.TimestampPtr),
 
 		AllTypes.DateTime.ADD(INTERVAL("05:10:20.000100", HOUR_MICROSECOND)),
 		AllTypes.DateTime.ADD(INTERVALe(AllTypes.BigInt, HOUR)),
@@ -710,7 +696,7 @@ func TestDateTimeExpressions(t *testing.T) {
 		NOW(1),
 	)
 
-	//Println(query.DebugSql())
+	//fmt.Println(query.DebugSql())
 
 	testutils.AssertDebugStatementSql(t, query, `
 SELECT all_types.date_time = all_types.date_time,
@@ -729,6 +715,8 @@ SELECT all_types.date_time = all_types.date_time,
      all_types.date_time > CAST('2019-06-06 10:02:46' AS DATETIME),
      all_types.date_time >= all_types.date_time,
      all_types.date_time >= CAST('2019-06-06 10:02:46' AS DATETIME),
+     all_types.date_time BETWEEN all_types.date_time_ptr AND all_types.timestamp_ptr,
+     all_types.date_time NOT BETWEEN all_types.date_time_ptr AND all_types.timestamp_ptr,
      all_types.date_time + INTERVAL '05:10:20.000100' HOUR_MICROSECOND,
      all_types.date_time + INTERVAL all_types.big_int HOUR,
      all_types.date_time + INTERVAL 2 HOUR,
@@ -753,27 +741,23 @@ func TestTimestampExpressions(t *testing.T) {
 	query := AllTypes.SELECT(
 		AllTypes.Timestamp.EQ(AllTypes.Timestamp),
 		AllTypes.Timestamp.EQ(timestamp),
-
 		AllTypes.TimestampPtr.NOT_EQ(AllTypes.Timestamp),
 		AllTypes.TimestampPtr.NOT_EQ(Timestamp(2019, 6, 6, 10, 2, 46, 100*time.Millisecond)),
-
 		AllTypes.Timestamp.IS_DISTINCT_FROM(AllTypes.Timestamp),
 		AllTypes.Timestamp.IS_DISTINCT_FROM(timestamp),
-
 		AllTypes.Timestamp.IS_NOT_DISTINCT_FROM(AllTypes.Timestamp),
 		AllTypes.Timestamp.IS_NOT_DISTINCT_FROM(timestamp),
 
 		AllTypes.Timestamp.LT(AllTypes.Timestamp),
 		AllTypes.Timestamp.LT(timestamp),
-
 		AllTypes.Timestamp.LT_EQ(AllTypes.Timestamp),
 		AllTypes.Timestamp.LT_EQ(timestamp),
-
 		AllTypes.Timestamp.GT(AllTypes.Timestamp),
 		AllTypes.Timestamp.GT(timestamp),
-
 		AllTypes.Timestamp.GT_EQ(AllTypes.Timestamp),
 		AllTypes.Timestamp.GT_EQ(timestamp),
+		AllTypes.Timestamp.BETWEEN(AllTypes.DateTimePtr, AllTypes.TimestampPtr),
+		AllTypes.Timestamp.NOT_BETWEEN(AllTypes.DateTimePtr, AllTypes.TimestampPtr),
 
 		AllTypes.Timestamp.ADD(INTERVAL("05:10:20.000100", HOUR_MICROSECOND)),
 		AllTypes.Timestamp.ADD(INTERVALe(AllTypes.BigInt, HOUR)),
@@ -806,6 +790,8 @@ SELECT all_types.timestamp = all_types.timestamp,
      all_types.timestamp > TIMESTAMP('2019-06-06 10:02:46'),
      all_types.timestamp >= all_types.timestamp,
      all_types.timestamp >= TIMESTAMP('2019-06-06 10:02:46'),
+     all_types.timestamp BETWEEN all_types.date_time_ptr AND all_types.timestamp_ptr,
+     all_types.timestamp NOT BETWEEN all_types.date_time_ptr AND all_types.timestamp_ptr,
      all_types.timestamp + INTERVAL '05:10:20.000100' HOUR_MICROSECOND,
      all_types.timestamp + INTERVAL all_types.big_int HOUR,
      all_types.timestamp + INTERVAL 2 HOUR,

tests/postgres/alltypes_test.go

@@ -361,6 +361,8 @@ func TestStringOperators(t *testing.T) {
 		AllTypes.Text.LT(String("Text")),
 		AllTypes.Text.LT_EQ(AllTypes.VarChar),
 		AllTypes.Text.LT_EQ(String("Text")),
+		AllTypes.Text.BETWEEN(String("min"), String("max")),
+		AllTypes.Text.NOT_BETWEEN(AllTypes.VarChar, AllTypes.CharPtr),
 		AllTypes.Text.CONCAT(String("text2")),
 		AllTypes.Text.CONCAT(Int(11)),
 		AllTypes.Text.LIKE(String("abc")),
@@ -513,6 +515,8 @@ func TestFloatOperators(t *testing.T) {
 		AllTypes.Numeric.LT(Float(34.56)).AS("lt2"),
 		AllTypes.Numeric.GT(Float(124)).AS("gt1"),
 		AllTypes.Numeric.GT(Float(34.56)).AS("gt2"),
+		AllTypes.Numeric.BETWEEN(Float(1.34), AllTypes.Decimal).AS("between"),
+		AllTypes.Numeric.NOT_BETWEEN(AllTypes.Decimal.MUL(Float(3)), Float(100.12)).AS("not_between"),
 
 		TRUNC(AllTypes.Decimal.ADD(AllTypes.Decimal), Uint8(2)).AS("add1"),
 		TRUNC(AllTypes.Decimal.ADD(Float(11.22)), Int8(2)).AS("add2"),
@@ -557,30 +561,32 @@ SELECT (all_types.numeric = all_types.numeric) AS "eq1",
      (all_types.numeric < $8) AS "lt2",
      (all_types.numeric > $9) AS "gt1",
      (all_types.numeric > $10) AS "gt2",
-     TRUNC((all_types.decimal + all_types.decimal), $11::smallint) AS "add1",
+     (all_types.numeric BETWEEN $11 AND all_types.decimal) AS "between",
-     TRUNC((all_types.decimal + $12), $13::smallint) AS "add2",
+     (all_types.numeric NOT BETWEEN (all_types.decimal * $12) AND $13) AS "not_between",
-     TRUNC((all_types.decimal - all_types.decimal_ptr), $14::integer) AS "sub1",
+     TRUNC((all_types.decimal + all_types.decimal), $14::smallint) AS "add1",
-     TRUNC((all_types.decimal - $15), $16::smallint) AS "sub2",
+     TRUNC((all_types.decimal + $15), $16::smallint) AS "add2",
-     TRUNC((all_types.decimal * all_types.decimal_ptr), $17::smallint) AS "mul1",
+     TRUNC((all_types.decimal - all_types.decimal_ptr), $17::integer) AS "sub1",
-     TRUNC((all_types.decimal * $18), $19::integer) AS "mul2",
+     TRUNC((all_types.decimal - $18), $19::smallint) AS "sub2",
-     TRUNC((all_types.decimal / all_types.decimal_ptr), $20::integer) AS "div1",
+     TRUNC((all_types.decimal * all_types.decimal_ptr), $20::smallint) AS "mul1",
-     TRUNC((all_types.decimal / $21), $22::smallint) AS "div2",
+     TRUNC((all_types.decimal * $21), $22::integer) AS "mul2",
-     TRUNC((all_types.decimal % all_types.decimal_ptr), $23::smallint) AS "mod1",
+     TRUNC((all_types.decimal / all_types.decimal_ptr), $23::integer) AS "div1",
-     TRUNC((all_types.decimal % $24), $25::smallint) AS "mod2",
+     TRUNC((all_types.decimal / $24), $25::smallint) AS "div2",
-     TRUNC(POW(all_types.decimal, all_types.decimal_ptr), $26::smallint) AS "pow1",
+     TRUNC((all_types.decimal % all_types.decimal_ptr), $26::smallint) AS "mod1",
-     TRUNC(POW(all_types.decimal, $27), $28::smallint) AS "pow2",
+     TRUNC((all_types.decimal % $27), $28::smallint) AS "mod2",
-     TRUNC(ABS(all_types.decimal), $29::smallint) AS "abs",
+     TRUNC(POW(all_types.decimal, all_types.decimal_ptr), $29::smallint) AS "pow1",
-     TRUNC(POWER(all_types.decimal, $30), $31::smallint) AS "power",
+     TRUNC(POW(all_types.decimal, $30), $31::smallint) AS "pow2",
-     TRUNC(SQRT(all_types.decimal), $32::smallint) AS "sqrt",
+     TRUNC(ABS(all_types.decimal), $32::smallint) AS "abs",
-     TRUNC(CBRT(all_types.decimal)::decimal, $33::smallint) AS "cbrt",
+     TRUNC(POWER(all_types.decimal, $33), $34::smallint) AS "power",
+     TRUNC(SQRT(all_types.decimal), $35::smallint) AS "sqrt",
+     TRUNC(CBRT(all_types.decimal)::decimal, $36::smallint) AS "cbrt",
      CEIL(all_types.real) AS "ceil",
      FLOOR(all_types.real) AS "floor",
      ROUND(all_types.decimal) AS "round1",
      ROUND(all_types.decimal, all_types.integer) AS "round2",
      SIGN(all_types.real) AS "sign",
-     TRUNC(all_types.decimal, $34::integer) AS "trunc"
+     TRUNC(all_types.decimal, $37::integer) AS "trunc"
 FROM test_sample.all_types
-LIMIT $35;
+LIMIT $38;
 `)
 
 	var dest []struct {
@@ -592,6 +598,7 @@ LIMIT $35;
 	require.NoError(t, err)
 
 	//testutils.PrintJson(dest)
+	// testutils.SaveJSONFile(dest, "./testdata/results/common/float_operators.json")
 
 	testutils.AssertJSONFile(t, dest, "./testdata/results/common/float_operators.json")
 }
@@ -605,52 +612,41 @@ func TestIntegerOperators(t *testing.T) {
 
 		AllTypes.BigInt.EQ(AllTypes.BigInt).AS("eq1"),
 		AllTypes.BigInt.EQ(Int64(12)).AS("eq2"),
-
 		AllTypes.BigInt.NOT_EQ(AllTypes.BigIntPtr).AS("neq1"),
 		AllTypes.BigInt.NOT_EQ(Int64(12)).AS("neq2"),
-
 		AllTypes.BigInt.IS_DISTINCT_FROM(AllTypes.BigInt).AS("distinct1"),
 		AllTypes.BigInt.IS_DISTINCT_FROM(Int32(12)).AS("distinct2"),
-
 		AllTypes.BigInt.IS_NOT_DISTINCT_FROM(AllTypes.BigInt).AS("not distinct1"),
 		AllTypes.BigInt.IS_NOT_DISTINCT_FROM(Int32(12)).AS("not distinct2"),
 
+		AllTypes.Integer.BETWEEN(Int(11), Int(200)).AS("between"),
+		AllTypes.Integer.NOT_BETWEEN(Int(66), Int(77)).AS("not_between"),
 		AllTypes.BigInt.LT(AllTypes.BigIntPtr).AS("lt1"),
 		AllTypes.BigInt.LT(Uint8(65)).AS("lt2"),
-
 		AllTypes.BigInt.LT_EQ(AllTypes.BigIntPtr).AS("lte1"),
 		AllTypes.BigInt.LT_EQ(Uint16(65)).AS("lte2"),
-
 		AllTypes.BigInt.GT(AllTypes.BigIntPtr).AS("gt1"),
 		AllTypes.BigInt.GT(Uint32(65)).AS("gt2"),
-
 		AllTypes.BigInt.GT_EQ(AllTypes.BigIntPtr).AS("gte1"),
 		AllTypes.BigInt.GT_EQ(Uint64(65)).AS("gte2"),
 
 		AllTypes.BigInt.ADD(AllTypes.BigInt).AS("add1"),
 		AllTypes.BigInt.ADD(Int(11)).AS("add2"),
-
 		AllTypes.BigInt.SUB(AllTypes.BigInt).AS("sub1"),
 		AllTypes.BigInt.SUB(Int8(11)).AS("sub2"),
-
 		AllTypes.BigInt.MUL(AllTypes.BigInt).AS("mul1"),
 		AllTypes.BigInt.MUL(Int16(11)).AS("mul2"),
-
 		AllTypes.BigInt.DIV(AllTypes.BigInt).AS("div1"),
 		AllTypes.BigInt.DIV(Int32(11)).AS("div2"),
-
 		AllTypes.BigInt.MOD(AllTypes.BigInt).AS("mod1"),
 		AllTypes.BigInt.MOD(Int64(11)).AS("mod2"),
-
 		AllTypes.SmallInt.POW(AllTypes.SmallInt.DIV(Int8(3))).AS("pow1"),
 		AllTypes.SmallInt.POW(Int8(6)).AS("pow2"),
 
 		AllTypes.SmallInt.BIT_AND(AllTypes.SmallInt).AS("bit_and1"),
 		AllTypes.SmallInt.BIT_AND(AllTypes.SmallInt).AS("bit_and2"),
-
 		AllTypes.SmallInt.BIT_OR(AllTypes.SmallInt).AS("bit or 1"),
 		AllTypes.SmallInt.BIT_OR(Int(22)).AS("bit or 2"),
-
 		AllTypes.SmallInt.BIT_XOR(AllTypes.SmallInt).AS("bit xor 1"),
 		AllTypes.SmallInt.BIT_XOR(Int(11)).AS("bit xor 2"),
 
@@ -659,7 +655,6 @@ func TestIntegerOperators(t *testing.T) {
 
 		AllTypes.SmallInt.BIT_SHIFT_LEFT(AllTypes.SmallInt.DIV(Int8(2))).AS("bit shift left 1"),
 		AllTypes.SmallInt.BIT_SHIFT_LEFT(Int(4)).AS("bit shift left 2"),
-
 		AllTypes.SmallInt.BIT_SHIFT_RIGHT(AllTypes.SmallInt.DIV(Int(5))).AS("bit shift right 1"),
 		AllTypes.SmallInt.BIT_SHIFT_RIGHT(Int(1)).AS("bit shift right 2"),
 
@@ -683,43 +678,45 @@ SELECT all_types.big_int AS "all_types.big_int",
      (all_types.big_int IS DISTINCT FROM $3::integer) AS "distinct2",
      (all_types.big_int IS NOT DISTINCT FROM all_types.big_int) AS "not distinct1",
      (all_types.big_int IS NOT DISTINCT FROM $4::integer) AS "not distinct2",
+     (all_types.integer BETWEEN $5 AND $6) AS "between",
+     (all_types.integer NOT BETWEEN $7 AND $8) AS "not_between",
      (all_types.big_int < all_types.big_int_ptr) AS "lt1",
-     (all_types.big_int < $5::smallint) AS "lt2",
+     (all_types.big_int < $9::smallint) AS "lt2",
      (all_types.big_int <= all_types.big_int_ptr) AS "lte1",
-     (all_types.big_int <= $6::integer) AS "lte2",
+     (all_types.big_int <= $10::integer) AS "lte2",
      (all_types.big_int > all_types.big_int_ptr) AS "gt1",
-     (all_types.big_int > $7::bigint) AS "gt2",
+     (all_types.big_int > $11::bigint) AS "gt2",
      (all_types.big_int >= all_types.big_int_ptr) AS "gte1",
-     (all_types.big_int >= $8::bigint) AS "gte2",
+     (all_types.big_int >= $12::bigint) AS "gte2",
      (all_types.big_int + all_types.big_int) AS "add1",
-     (all_types.big_int + $9) AS "add2",
+     (all_types.big_int + $13) AS "add2",
      (all_types.big_int - all_types.big_int) AS "sub1",
-     (all_types.big_int - $10::smallint) AS "sub2",
+     (all_types.big_int - $14::smallint) AS "sub2",
      (all_types.big_int * all_types.big_int) AS "mul1",
-     (all_types.big_int * $11::smallint) AS "mul2",
+     (all_types.big_int * $15::smallint) AS "mul2",
      (all_types.big_int / all_types.big_int) AS "div1",
-     (all_types.big_int / $12::integer) AS "div2",
+     (all_types.big_int / $16::integer) AS "div2",
      (all_types.big_int % all_types.big_int) AS "mod1",
-     (all_types.big_int % $13::bigint) AS "mod2",
+     (all_types.big_int % $17::bigint) AS "mod2",
-     POW(all_types.small_int, (all_types.small_int / $14::smallint)) AS "pow1",
+     POW(all_types.small_int, (all_types.small_int / $18::smallint)) AS "pow1",
-     POW(all_types.small_int, $15::smallint) AS "pow2",
+     POW(all_types.small_int, $19::smallint) AS "pow2",
      (all_types.small_int & all_types.small_int) AS "bit_and1",
      (all_types.small_int & all_types.small_int) AS "bit_and2",
      (all_types.small_int | all_types.small_int) AS "bit or 1",
-     (all_types.small_int | $16) AS "bit or 2",
+     (all_types.small_int | $20) AS "bit or 2",
      (all_types.small_int # all_types.small_int) AS "bit xor 1",
-     (all_types.small_int # $17) AS "bit xor 2",
+     (all_types.small_int # $21) AS "bit xor 2",
-     (~ ($18 * all_types.small_int)) AS "bit_not_1",
+     (~ ($22 * all_types.small_int)) AS "bit_not_1",
      (~ -11) AS "bit_not_2",
-     (all_types.small_int << (all_types.small_int / $19::smallint)) AS "bit shift left 1",
+     (all_types.small_int << (all_types.small_int / $23::smallint)) AS "bit shift left 1",
-     (all_types.small_int << $20) AS "bit shift left 2",
+     (all_types.small_int << $24) AS "bit shift left 2",
-     (all_types.small_int >> (all_types.small_int / $21)) AS "bit shift right 1",
+     (all_types.small_int >> (all_types.small_int / $25)) AS "bit shift right 1",
-     (all_types.small_int >> $22) AS "bit shift right 2",
+     (all_types.small_int >> $26) AS "bit shift right 2",
      ABS(all_types.big_int) AS "abs",
      SQRT(ABS(all_types.big_int)) AS "sqrt",
      CBRT(ABS(all_types.big_int)) AS "cbrt"
 FROM test_sample.all_types
-LIMIT $23;
+LIMIT $27;
 `)
 
 	var dest []struct {
@@ -730,7 +727,7 @@ LIMIT $23;
 
 	require.NoError(t, err)
 
-	//testutils.SaveJsonFile("./testdata/common/int_operators.json", dest)
+	//testutils.SaveJSONFile(dest, "./testdata/results/common/int_operators.json")
 	//testutils.PrintJson(dest)
 	testutils.AssertJSONFile(t, dest, "./testdata/results/common/int_operators.json")
 }
@@ -761,21 +758,18 @@ func TestTimeExpression(t *testing.T) {
 
 		AllTypes.Time.IS_DISTINCT_FROM(AllTypes.Time),
 		AllTypes.Time.IS_DISTINCT_FROM(Time(23, 6, 6, 100)),
-
 		AllTypes.Time.IS_NOT_DISTINCT_FROM(AllTypes.Time),
 		AllTypes.Time.IS_NOT_DISTINCT_FROM(Time(23, 6, 6, 200)),
-
 		AllTypes.Time.LT(AllTypes.Time),
 		AllTypes.Time.LT(Time(23, 6, 6, 22)),
-
 		AllTypes.Time.LT_EQ(AllTypes.Time),
 		AllTypes.Time.LT_EQ(Time(23, 6, 6, 33)),
-
 		AllTypes.Time.GT(AllTypes.Time),
 		AllTypes.Time.GT(Time(23, 6, 6, 0)),
-
 		AllTypes.Time.GT_EQ(AllTypes.Time),
 		AllTypes.Time.GT_EQ(Time(23, 6, 6, 1)),
+		AllTypes.Time.BETWEEN(Time(11, 0, 30, 100), TimeT(time.Now())),
+		AllTypes.Time.NOT_BETWEEN(AllTypes.TimePtr, AllTypes.Time.ADD(INTERVAL(2, HOUR))),
 
 		AllTypes.Date.ADD(INTERVAL(1, HOUR)),
 		AllTypes.Date.SUB(INTERVAL(1, MINUTE)),
@@ -783,12 +777,20 @@ func TestTimeExpression(t *testing.T) {
 		AllTypes.Time.SUB(INTERVAL(1, MINUTE)),
 		AllTypes.Timez.ADD(INTERVAL(1, HOUR)),
 		AllTypes.Timez.SUB(INTERVAL(1, MINUTE)),
+		AllTypes.Timez.BETWEEN(TimezT(time.Now()), AllTypes.TimezPtr),
+		AllTypes.Timez.NOT_BETWEEN(AllTypes.Timez, TimezT(time.Now())),
 		AllTypes.Timestamp.ADD(INTERVAL(1, HOUR)),
 		AllTypes.Timestamp.SUB(INTERVAL(1, MINUTE)),
+		AllTypes.Timestamp.BETWEEN(AllTypes.TimestampPtr, TimestampT(time.Now())),
+		AllTypes.Timestamp.NOT_BETWEEN(TimestampT(time.Now()), AllTypes.TimestampPtr),
 		AllTypes.Timestampz.ADD(INTERVAL(1, HOUR)),
 		AllTypes.Timestampz.SUB(INTERVAL(1, MINUTE)),
+		AllTypes.Timestamp.BETWEEN(AllTypes.TimestampPtr, TimestampT(time.Now())),
+		AllTypes.Timestamp.NOT_BETWEEN(AllTypes.TimestampPtr, TimestampT(time.Now())),
 
 		AllTypes.Date.SUB(CAST(String("04:05:06")).AS_INTERVAL()),
+		AllTypes.Date.BETWEEN(Date(2000, 2, 2), DateT(time.Now())),
+		AllTypes.Date.NOT_BETWEEN(AllTypes.DatePtr, DateT(time.Now().Add(20*time.Hour))),
 
 		CURRENT_DATE(),
 		CURRENT_TIME(),
@@ -849,6 +851,8 @@ func TestInterval(t *testing.T) {
 		AllTypes.Interval.LT_EQ(AllTypes.IntervalPtr).EQ(AllTypes.BooleanPtr),
 		AllTypes.Interval.GT(AllTypes.IntervalPtr).EQ(AllTypes.BooleanPtr),
 		AllTypes.Interval.GT_EQ(AllTypes.IntervalPtr).EQ(AllTypes.BooleanPtr),
+		AllTypes.Interval.BETWEEN(INTERVAL(1, HOUR), INTERVAL(2, HOUR)),
+		AllTypes.Interval.NOT_BETWEEN(AllTypes.IntervalPtr, INTERVALd(30*time.Second)),
 		AllTypes.Interval.ADD(AllTypes.IntervalPtr).EQ(INTERVALd(17*time.Second)),
 		AllTypes.Interval.SUB(AllTypes.IntervalPtr).EQ(INTERVAL(100, MICROSECOND)),
 		AllTypes.IntervalPtr.MUL(Int(11)).EQ(AllTypes.Interval),

tests/sqlite/alltypes_test.go

@@ -347,10 +347,13 @@ func TestFloatOperators(t *testing.T) {
 		AllTypes.Numeric.IS_NOT_DISTINCT_FROM(AllTypes.Numeric).AS("not_distinct1"),
 		AllTypes.Decimal.IS_NOT_DISTINCT_FROM(Float(12)).AS("not_distinct2"),
 		AllTypes.Real.IS_NOT_DISTINCT_FROM(Float(12.12)).AS("not_distinct3"),
+
 		AllTypes.Numeric.LT(Float(124)).AS("lt1"),
 		AllTypes.Numeric.LT(Float(34.56)).AS("lt2"),
 		AllTypes.Numeric.GT(Float(124)).AS("gt1"),
 		AllTypes.Numeric.GT(Float(34.56)).AS("gt2"),
+		AllTypes.Numeric.BETWEEN(Float(1.34), AllTypes.Decimal).AS("between"),
+		AllTypes.Numeric.NOT_BETWEEN(AllTypes.Decimal.MUL(Float(3)), Float(100.12)).AS("not_between"),
 
 		AllTypes.Decimal.ADD(AllTypes.Decimal).AS("add1"),
 		AllTypes.Decimal.ADD(Float(11.22)).AS("add2"),
@@ -395,6 +398,8 @@ SELECT (all_types.numeric = all_types.numeric) AS "eq1",
      (all_types.numeric < ?) AS "lt2",
      (all_types.numeric > ?) AS "gt1",
      (all_types.numeric > ?) AS "gt2",
+     (all_types.numeric BETWEEN ? AND all_types.decimal) AS "between",
+     (all_types.numeric NOT BETWEEN (all_types.decimal * ?) AND ?) AS "not_between",
      (all_types.decimal + all_types.decimal) AS "add1",
      (all_types.decimal + ?) AS "add2",
      (all_types.decimal - all_types.decimal_ptr) AS "sub1",
@@ -441,40 +446,32 @@ func TestIntegerOperators(t *testing.T) {
 
 		AllTypes.BigInt.EQ(AllTypes.BigInt).AS("eq1"),
 		AllTypes.BigInt.EQ(Int(12)).AS("eq2"),
-
 		AllTypes.BigInt.NOT_EQ(AllTypes.BigIntPtr).AS("neq1"),
 		AllTypes.BigInt.NOT_EQ(Int(12)).AS("neq2"),
-
 		AllTypes.BigInt.IS_DISTINCT_FROM(AllTypes.BigInt).AS("distinct1"),
 		AllTypes.BigInt.IS_DISTINCT_FROM(Int(12)).AS("distinct2"),
-
 		AllTypes.BigInt.IS_NOT_DISTINCT_FROM(AllTypes.BigInt).AS("not distinct1"),
 		AllTypes.BigInt.IS_NOT_DISTINCT_FROM(Int(12)).AS("not distinct2"),
 
 		AllTypes.BigInt.LT(AllTypes.BigIntPtr).AS("lt1"),
 		AllTypes.BigInt.LT(Int(65)).AS("lt2"),
-
 		AllTypes.BigInt.LT_EQ(AllTypes.BigIntPtr).AS("lte1"),
 		AllTypes.BigInt.LT_EQ(Int(65)).AS("lte2"),
-
 		AllTypes.BigInt.GT(AllTypes.BigIntPtr).AS("gt1"),
 		AllTypes.BigInt.GT(Int(65)).AS("gt2"),
-
 		AllTypes.BigInt.GT_EQ(AllTypes.BigIntPtr).AS("gte1"),
 		AllTypes.BigInt.GT_EQ(Int(65)).AS("gte2"),
+		AllTypes.Integer.BETWEEN(Int(11), Int(200)).AS("between"),
+		AllTypes.Integer.NOT_BETWEEN(Int(66), Int(77)).AS("not_between"),
 
 		AllTypes.BigInt.ADD(AllTypes.BigInt).AS("add1"),
 		AllTypes.BigInt.ADD(Int(11)).AS("add2"),
-
 		AllTypes.BigInt.SUB(AllTypes.BigInt).AS("sub1"),
 		AllTypes.BigInt.SUB(Int(11)).AS("sub2"),
-
 		AllTypes.BigInt.MUL(AllTypes.BigInt).AS("mul1"),
 		AllTypes.BigInt.MUL(Int(11)).AS("mul2"),
-
 		AllTypes.BigInt.DIV(AllTypes.BigInt).AS("div1"),
 		AllTypes.BigInt.DIV(Int(11)).AS("div2"),
-
 		AllTypes.BigInt.MOD(AllTypes.BigInt).AS("mod1"),
 		AllTypes.BigInt.MOD(Int(11)).AS("mod2"),
 
@@ -483,19 +480,15 @@ func TestIntegerOperators(t *testing.T) {
 
 		AllTypes.SmallInt.BIT_AND(AllTypes.SmallInt).AS("bit_and1"),
 		AllTypes.SmallInt.BIT_AND(AllTypes.SmallInt).AS("bit_and2"),
-
 		AllTypes.SmallInt.BIT_OR(AllTypes.SmallInt).AS("bit or 1"),
 		AllTypes.SmallInt.BIT_OR(Int(22)).AS("bit or 2"),
-
 		AllTypes.SmallInt.BIT_XOR(AllTypes.SmallInt).AS("bit xor 1"),
 		AllTypes.SmallInt.BIT_XOR(Int(11)).AS("bit xor 2"),
-
 		BIT_NOT(Int(-1).MUL(AllTypes.SmallInt)).AS("bit_not_1"),
 		BIT_NOT(Int(-1).MUL(Int(11))).AS("bit_not_2"),
 
 		AllTypes.SmallInt.BIT_SHIFT_LEFT(AllTypes.SmallInt.DIV(Int(2))).AS("bit shift left 1"),
 		AllTypes.SmallInt.BIT_SHIFT_LEFT(Int(4)).AS("bit shift left 2"),
-
 		AllTypes.SmallInt.BIT_SHIFT_RIGHT(AllTypes.SmallInt.DIV(Int(5))).AS("bit shift right 1"),
 		AllTypes.SmallInt.BIT_SHIFT_RIGHT(Int(1)).AS("bit shift right 2"),
 
@@ -522,7 +515,8 @@ func TestIntegerOperators(t *testing.T) {
 	require.Equal(t, *dest[0].BitXor2, int64(5))
 	require.Equal(t, *dest[0].BitShiftLeft1, int64(1792))
 	require.Equal(t, *dest[0].BitShiftRight2, int64(7))
-
+	require.Equal(t, *dest[0].Between, false)
+	require.Equal(t, *dest[0].NotBetween, true)
 }
 
 func TestStringOperators(t *testing.T) {
@@ -540,6 +534,8 @@ func TestStringOperators(t *testing.T) {
 		AllTypes.Text.LT(String("Text")),
 		AllTypes.Text.LT_EQ(AllTypes.VarCharPtr),
 		AllTypes.Text.LT_EQ(String("Text")),
+		AllTypes.Text.BETWEEN(String("min"), String("max")),
+		AllTypes.Text.NOT_BETWEEN(AllTypes.VarChar, AllTypes.CharPtr),
 		AllTypes.Text.CONCAT(String("text2")),
 		AllTypes.Text.CONCAT(Int(11)),
 		AllTypes.Text.LIKE(String("abc")),
@@ -717,27 +713,23 @@ func TestDateExpressions(t *testing.T) {
 
 		AllTypes.Date.EQ(AllTypes.Date),
 		AllTypes.Date.EQ(Date(2019, 6, 6)),
-
 		AllTypes.DatePtr.NOT_EQ(AllTypes.Date),
 		AllTypes.DatePtr.NOT_EQ(Date(2019, 1, 6)),
-
 		AllTypes.Date.IS_DISTINCT_FROM(AllTypes.Date).AS("distinct1"),
 		AllTypes.Date.IS_DISTINCT_FROM(Date(2008, 7, 4)).AS("distinct2"),
-
 		AllTypes.Date.IS_NOT_DISTINCT_FROM(AllTypes.Date),
 		AllTypes.Date.IS_NOT_DISTINCT_FROM(Date(2019, 3, 6)),
 
 		AllTypes.Date.LT(AllTypes.Date),
 		AllTypes.Date.LT(Date(2019, 4, 6)),
-
 		AllTypes.Date.LT_EQ(AllTypes.Date),
 		AllTypes.Date.LT_EQ(Date(2019, 5, 5)),
-
 		AllTypes.Date.GT(AllTypes.Date),
 		AllTypes.Date.GT(Date(2019, 1, 4)),
-
 		AllTypes.Date.GT_EQ(AllTypes.Date),
 		AllTypes.Date.GT_EQ(Date(2019, 2, 3)),
+		AllTypes.Date.BETWEEN(Date(2000, 2, 2), AllTypes.DatePtr),
+		AllTypes.Date.NOT_BETWEEN(AllTypes.DatePtr, Date(2000, 2, 2)),
 
 		//AllTypes.Date.ADD(INTERVAL2(2, HOUR)),
 		//AllTypes.Date.ADD(INTERVAL2(1, DAY, 7, MONTH)),
@@ -790,12 +782,12 @@ func TestTimeExpressions(t *testing.T) {
 
 		AllTypes.TimePtr.NOT_EQ(AllTypes.Time),
 		AllTypes.TimePtr.NOT_EQ(Time(20, 16, 6)),
-
 		AllTypes.Time.IS_DISTINCT_FROM(AllTypes.Time),
 		AllTypes.Time.IS_DISTINCT_FROM(Time(19, 26, 6)),
-
 		AllTypes.Time.IS_NOT_DISTINCT_FROM(AllTypes.Time),
 		AllTypes.Time.IS_NOT_DISTINCT_FROM(Time(18, 36, 6)),
+		AllTypes.Time.BETWEEN(Time(11, 0, 30, 100), AllTypes.TimePtr),
+		AllTypes.Time.NOT_BETWEEN(AllTypes.TimePtr, TIME(time.Now())),
 
 		AllTypes.Time.LT(AllTypes.Time),
 		AllTypes.Time.LT(Time(17, 46, 6)),
@@ -822,6 +814,8 @@ func TestTimeExpressions(t *testing.T) {
 		CURRENT_TIME(),
 	)
 
+	//fmt.Println(query.DebugSql())
+
 	var dest struct {
 		Time1 string
 		Time2 time.Time
@@ -855,27 +849,23 @@ func TestDateTimeExpressions(t *testing.T) {
 
 		AllTypes.DateTime.EQ(AllTypes.DateTime),
 		AllTypes.DateTime.EQ(dateTime),
-
 		AllTypes.DateTimePtr.NOT_EQ(AllTypes.DateTime),
 		AllTypes.DateTimePtr.NOT_EQ(DateTime(2019, 6, 6, 10, 2, 46, 100*time.Millisecond)),
-
 		AllTypes.DateTime.IS_DISTINCT_FROM(AllTypes.DateTime),
 		AllTypes.DateTime.IS_DISTINCT_FROM(dateTime),
-
 		AllTypes.DateTime.IS_NOT_DISTINCT_FROM(AllTypes.DateTime),
 		AllTypes.DateTime.IS_NOT_DISTINCT_FROM(dateTime),
 
 		AllTypes.DateTime.LT(AllTypes.DateTime),
 		AllTypes.DateTime.LT(dateTime),
-
 		AllTypes.DateTime.LT_EQ(AllTypes.DateTime),
 		AllTypes.DateTime.LT_EQ(dateTime),
-
 		AllTypes.DateTime.GT(AllTypes.DateTime),
 		AllTypes.DateTime.GT(dateTime),
-
 		AllTypes.DateTime.GT_EQ(AllTypes.DateTime),
 		AllTypes.DateTime.GT_EQ(dateTime),
+		AllTypes.DateTime.BETWEEN(AllTypes.DateTimePtr, AllTypes.TimestampPtr),
+		AllTypes.DateTime.NOT_BETWEEN(AllTypes.DateTimePtr, AllTypes.TimestampPtr),
 
 		//AllTypes.DateTime.ADD(INTERVAL("05:10:20.000100", HOUR_MICROSECOND)),
 		//AllTypes.DateTime.ADD(INTERVALe(AllTypes.BigInt, HOUR)),