diff --git a/executor/analyze.go b/executor/analyze.go
index 4eb25ba9c7526..7a2b61b2b4bfe 100755
--- a/executor/analyze.go
+++ b/executor/analyze.go
@@ -841,7 +841,7 @@ func (e *AnalyzeFastExec) updateCollectorSamples(sValue []byte, sKey kv.Key, sam
 	for j, idxInfo := range e.idxsInfo {
 		idxVals := make([]types.Datum, 0, len(idxInfo.Columns))
 		for _, idxCol := range idxInfo.Columns {
-			for _, colInfo := range e.colsInfo {
+			for _, colInfo := range e.tblInfo.Columns {
 				if colInfo.Name == idxCol.Name {
 					v, err := e.getValueByInfo(colInfo, values)
 					if err != nil {
diff --git a/executor/analyze_test.go b/executor/analyze_test.go
index b83c677237a91..d469f44d9516d 100644
--- a/executor/analyze_test.go
+++ b/executor/analyze_test.go
@@ -298,6 +298,30 @@ func (s *testSuite1) TestFastAnalyze(c *C) {
 		"test t2  a 0 1 2 1 18446744073709551615 18446744073709551615"))
 }
 
+<<<<<<< HEAD
+=======
+func (s *testSuite1) TestIssue15751(c *C) {
+	tk := testkit.NewTestKit(c, s.store)
+	tk.MustExec("use test")
+	tk.MustExec("drop table if exists t0")
+	tk.MustExec("CREATE TABLE t0(c0 INT, c1 INT, PRIMARY KEY(c0, c1))")
+	tk.MustExec("INSERT INTO t0 VALUES (0, 0)")
+	tk.MustExec("set @@tidb_enable_fast_analyze=1")
+	tk.MustExec("ANALYZE TABLE t0")
+}
+
+func (s *testSuite1) TestIssue15752(c *C) {
+	tk := testkit.NewTestKit(c, s.store)
+	tk.MustExec("use test")
+	tk.MustExec("drop table if exists t0")
+	tk.MustExec("CREATE TABLE t0(c0 INT)")
+	tk.MustExec("INSERT INTO t0 VALUES (0)")
+	tk.MustExec("CREATE INDEX i0 ON t0(c0)")
+	tk.MustExec("set @@tidb_enable_fast_analyze=1")
+	tk.MustExec("ANALYZE TABLE t0 INDEX i0")
+}
+
+>>>>>>> 5d846cf... statistic: fix error when fast analyze on only indexes (#15889)
 func (s *testSuite1) TestAnalyzeIncremental(c *C) {
 	tk := testkit.NewTestKit(c, s.store)
 	tk.MustExec("use test")