diff --git a/render/data/query_test.go b/render/data/query_test.go
index 0fc1a97eb..db783b70c 100644
--- a/render/data/query_test.go
+++ b/render/data/query_test.go
@@ -69,10 +69,8 @@ func ageToTimestamp(age int64) int64 {
 func newCondition(fromAge, untilAge, maxDataPoints int64) *conditions {
 	tf := TimeFrame{ageToTimestamp(fromAge), ageToTimestamp(untilAge), maxDataPoints}
 	tt := Targets{
-		List: []string{"*.name.*"},
-		AM:   newAM(),
-		// selectDataTable is not tested
-		// TODO add tests for selectDataTable
+		List:        []string{"*.name.*"},
+		AM:          newAM(),
 		pointsTable: "graphite.data",
 		rollupRules: newRules(false),
 	}
diff --git a/render/data/targets_test.go b/render/data/targets_test.go
new file mode 100644
index 000000000..ca5c53346
--- /dev/null
+++ b/render/data/targets_test.go
@@ -0,0 +1,155 @@
+package data
+
+import (
+	"fmt"
+	"testing"
+	"time"
+
+	"github.com/lomik/graphite-clickhouse/config"
+	"github.com/stretchr/testify/assert"
+)
+
+func dur(d time.Duration) *config.Duration {
+	return &config.Duration{Duration: d}
+}
+
+func TestSelectDataTableTime(t *testing.T) {
+	cfg := config.New()
+	cfg.DataTable = []config.DataTable{
+		{
+			Table:  "first_day",
+			MaxAge: dur(24 * time.Hour),
+		},
+		{
+			Table:  "second_day",
+			MinAge: dur(24 * time.Hour),
+			MaxAge: dur(48 * time.Hour),
+		},
+		{
+			Table:       "two_days_min_interval",
+			MaxAge:      dur(48 * time.Hour),
+			MinInterval: dur(2 * time.Hour),
+		},
+		{
+			Table:       "two_days_min_max_interval",
+			MaxAge:      dur(48 * time.Hour),
+			MinInterval: dur(30 * time.Minute),
+			MaxInterval: dur(1 * time.Hour),
+		},
+		{
+			Table:       "two_days_max_interval",
+			MaxAge:      dur(48 * time.Hour),
+			MaxInterval: dur(2 * time.Hour),
+		},
+		{
+			Table:  "three_days",
+			MaxAge: dur(72 * time.Hour),
+		},
+		{
+			Table: "unlimited",
+		},
+	}
+	err := cfg.ProcessDataTables()
+	assert.NoError(t, err)
+	tg := Targets{}
+
+	tests := []struct {
+		*TimeFrame
+		config.DataTable
+		err error
+	}{
+		{
+			&TimeFrame{ageToTimestamp(3600*24 - 1), ageToTimestamp(1800), 1},
+			cfg.DataTable[0],
+			nil,
+		},
+		{
+			&TimeFrame{ageToTimestamp(3600*48 - 1), ageToTimestamp(24*3600 + 1), 1},
+			cfg.DataTable[1],
+			nil,
+		},
+		{
+			&TimeFrame{ageToTimestamp(3600 * 26), ageToTimestamp(3600 * 23), 1},
+			cfg.DataTable[2],
+			nil,
+		},
+		{
+			&TimeFrame{ageToTimestamp(3600*24 + 1600), ageToTimestamp(3600*24 - 1600), 1},
+			cfg.DataTable[3],
+			nil,
+		},
+		{
+			&TimeFrame{ageToTimestamp(3600*24 + 2000), ageToTimestamp(3600*24 - 2000), 1},
+			cfg.DataTable[4],
+			nil,
+		},
+		{
+			&TimeFrame{ageToTimestamp(3600*72 - 1), ageToTimestamp(3600*11 - 1), 1},
+			cfg.DataTable[5],
+			nil,
+		},
+		{
+			&TimeFrame{ageToTimestamp(3600 * 100), ageToTimestamp(3600*11 - 1), 1},
+			cfg.DataTable[6],
+			nil,
+		},
+	}
+
+	for i, test := range tests {
+		t.Run(fmt.Sprintf("%d-%s", i+1, test.DataTable.Table), func(t *testing.T) {
+			err := tg.selectDataTable(cfg, test.TimeFrame, config.ContextGraphite)
+			assert.Equal(t, test.err, err)
+			assert.Equal(t, test.DataTable.Table, tg.pointsTable)
+		})
+	}
+}
+
+func TestSelectDataTableMatch(t *testing.T) {
+	cfg := config.New()
+	cfg.DataTable = []config.DataTable{
+		{
+			Table:          "all",
+			TargetMatchAll: "^all.*avg",
+		},
+		{
+			Table:          "any",
+			TargetMatchAny: "^any.*avg",
+		},
+		{
+			Table: "unlimited",
+		},
+	}
+	err := cfg.ProcessDataTables()
+	assert.NoError(t, err)
+	tf := &TimeFrame{ageToTimestamp(3600*24 - 1), ageToTimestamp(1800), 1}
+
+	tests := []struct {
+		*Targets
+		config.DataTable
+		err error
+	}{
+		{
+			&Targets{List: []string{"allinclucive.in.avg", "all.metrics.for.avg"}},
+			cfg.DataTable[0],
+			nil,
+		},
+		{
+			&Targets{List: []string{"allinclucive.in.avg", "any.metrics.for.avg"}},
+			cfg.DataTable[1],
+			nil,
+		},
+		{
+			&Targets{List: []string{"allinclucive.in.avg", "some.metrics.for.avg"}},
+			cfg.DataTable[2],
+			nil,
+		},
+	}
+
+	for i, test := range tests {
+		t.Run(fmt.Sprintf("%d-%s", i+1, test.DataTable.Table), func(t *testing.T) {
+			err := test.Targets.selectDataTable(cfg, tf, config.ContextGraphite)
+			assert.Equal(t, test.err, err)
+			assert.Equal(t, test.DataTable.Table, test.Targets.pointsTable)
+		})
+	}
+}