executor: LOAD DATA INFILE support asterisk matching (#42050)

ref pingcap/tidb#40499

util/stringutil/string_util_test.go

@@ -194,6 +194,18 @@ func TestBuildStringFromLabels(t *testing.T) {
 	}
 }
 
+func TestEscapeGlobExceptAsterisk(t *testing.T) {
+	cases := [][2]string{
+		{"123", "123"},
+		{"12*3", "12*3"},
+		{"12?", `12\?`},
+		{`[1-2]`, `\[1-2\]`},
+	}
+	for _, pair := range cases {
+		require.Equal(t, pair[1], EscapeGlobExceptAsterisk(pair[0]))
+	}
+}
+
 func BenchmarkDoMatch(b *testing.B) {
 	escape := byte('\\')
 	tbl := []struct {