diff --git a/contrib/drivers/mssql/mssql.go b/contrib/drivers/mssql/mssql.go
index 470c1612605..5be217ce002 100644
--- a/contrib/drivers/mssql/mssql.go
+++ b/contrib/drivers/mssql/mssql.go
@@ -23,7 +23,8 @@ type Driver struct {
 }
 
 const (
-	quoteChar = `"`
+	rowNumberAliasForSelect = `ROW_NUMBER__`
+	quoteChar               = `"`
 )
 
 func init() {
diff --git a/contrib/drivers/mssql/mssql_do_commit.go b/contrib/drivers/mssql/mssql_do_commit.go
new file mode 100644
index 00000000000..1dc57c950c0
--- /dev/null
+++ b/contrib/drivers/mssql/mssql_do_commit.go
@@ -0,0 +1,29 @@
+// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package mssql
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/database/gdb"
+)
+
+// DoCommit commits current sql and arguments to underlying sql driver.
+func (d *Driver) DoCommit(ctx context.Context, in gdb.DoCommitInput) (out gdb.DoCommitOutput, err error) {
+	out, err = d.Core.DoCommit(ctx, in)
+	if err != nil {
+		return
+	}
+	if len(out.Records) > 0 {
+		// remove auto added field.
+		for i, record := range out.Records {
+			delete(record, rowNumberAliasForSelect)
+			out.Records[i] = record
+		}
+	}
+	return
+}
diff --git a/contrib/drivers/mssql/mssql_do_filter.go b/contrib/drivers/mssql/mssql_do_filter.go
index 96dd3709c9c..f6e4538bddb 100644
--- a/contrib/drivers/mssql/mssql_do_filter.go
+++ b/contrib/drivers/mssql/mssql_do_filter.go
@@ -21,8 +21,8 @@ var (
 	orderBySqlTmp         = `SELECT %s %s OFFSET %d ROWS FETCH NEXT %d ROWS ONLY`
 	withoutOrderBySqlTmp  = `SELECT %s OFFSET %d ROWS FETCH NEXT %d ROWS ONLY`
 	selectWithOrderSqlTmp = `
-SELECT * FROM (SELECT ROW_NUMBER() OVER (ORDER BY %s) as ROWNUMBER_, %s ) as TMP_ 
-WHERE TMP_.ROWNUMBER_ > %d AND TMP_.ROWNUMBER_ <= %d
+SELECT * FROM (SELECT ROW_NUMBER() OVER (ORDER BY %s) as ROW_NUMBER__, %s ) as TMP_ 
+WHERE TMP_.ROW_NUMBER__ > %d AND TMP_.ROW_NUMBER__ <= %d
 `
 )
 
diff --git a/contrib/drivers/mysql/mysql_do_filter.go b/contrib/drivers/mysql/mysql_do_filter.go
index 96bc7224c62..aff546ab931 100644
--- a/contrib/drivers/mysql/mysql_do_filter.go
+++ b/contrib/drivers/mysql/mysql_do_filter.go
@@ -13,6 +13,8 @@ import (
 )
 
 // DoFilter handles the sql before posts it to database.
-func (d *Driver) DoFilter(ctx context.Context, link gdb.Link, sql string, args []interface{}) (newSql string, newArgs []interface{}, err error) {
+func (d *Driver) DoFilter(
+	ctx context.Context, link gdb.Link, sql string, args []interface{},
+) (newSql string, newArgs []interface{}, err error) {
 	return d.Core.DoFilter(ctx, link, sql, args)
 }
diff --git a/contrib/drivers/mysql/mysql_z_unit_issue_test.go b/contrib/drivers/mysql/mysql_z_unit_issue_test.go
index a2a7ce82c40..6df225fa9f1 100644
--- a/contrib/drivers/mysql/mysql_z_unit_issue_test.go
+++ b/contrib/drivers/mysql/mysql_z_unit_issue_test.go
@@ -1278,3 +1278,70 @@ func Test_Issue3754(t *testing.T) {
 		t.Assert(oneDeleteUnscoped["update_at"].String(), "")
 	})
 }
+
+// https://github.com/gogf/gf/issues/3626
+func Test_Issue3626(t *testing.T) {
+	table := "issue3626"
+	array := gstr.SplitAndTrim(gtest.DataContent(`issue3626.sql`), ";")
+	for _, v := range array {
+		if _, err := db.Exec(ctx, v); err != nil {
+			gtest.Error(err)
+		}
+	}
+	defer dropTable(table)
+
+	// Insert.
+	gtest.C(t, func(t *gtest.T) {
+		dataInsert := g.Map{
+			"id":   1,
+			"name": "name_1",
+		}
+		r, err := db.Model(table).Data(dataInsert).Insert()
+		t.AssertNil(err)
+		n, _ := r.RowsAffected()
+		t.Assert(n, 1)
+
+		oneInsert, err := db.Model(table).WherePri(1).One()
+		t.AssertNil(err)
+		t.Assert(oneInsert["id"].Int(), 1)
+		t.Assert(oneInsert["name"].String(), "name_1")
+	})
+
+	var (
+		cacheKey  = guid.S()
+		cacheFunc = func(duration time.Duration) gdb.HookHandler {
+			return gdb.HookHandler{
+				Select: func(ctx context.Context, in *gdb.HookSelectInput) (result gdb.Result, err error) {
+					get, err := db.GetCache().Get(ctx, cacheKey)
+					if err == nil && !get.IsEmpty() {
+						err = get.Scan(&result)
+						if err == nil {
+							return result, nil
+						}
+					}
+					result, err = in.Next(ctx)
+					if err != nil {
+						return nil, err
+					}
+					if result == nil || result.Len() < 1 {
+						result = make(gdb.Result, 0)
+					}
+					_ = db.GetCache().Set(ctx, cacheKey, result, duration)
+					return
+				},
+			}
+		}
+	)
+	gtest.C(t, func(t *gtest.T) {
+		defer db.GetCache().Clear(ctx)
+		count, err := db.Model(table).Count()
+		t.AssertNil(err)
+		t.Assert(count, 1)
+		count, err = db.Model(table).Hook(cacheFunc(time.Hour)).Count()
+		t.AssertNil(err)
+		t.Assert(count, 1)
+		count, err = db.Model(table).Hook(cacheFunc(time.Hour)).Count()
+		t.AssertNil(err)
+		t.Assert(count, 1)
+	})
+}
diff --git a/contrib/drivers/mysql/mysql_z_unit_model_test.go b/contrib/drivers/mysql/mysql_z_unit_model_test.go
index 126f2e2aa7b..83c348b1a3e 100644
--- a/contrib/drivers/mysql/mysql_z_unit_model_test.go
+++ b/contrib/drivers/mysql/mysql_z_unit_model_test.go
@@ -761,7 +761,7 @@ func Test_Model_Value_WithCache(t *testing.T) {
 		value, err := db.Model(table).Where("id", 1).Cache(gdb.CacheOption{
 			Duration: time.Second * 10,
 			Force:    false,
-		}).Value()
+		}).Value("id")
 		t.AssertNil(err)
 		t.Assert(value.Int(), 1)
 	})
@@ -2965,13 +2965,13 @@ func Test_Model_FieldsEx_AutoMapping(t *testing.T) {
 	// "create_time": gtime.NewFromStr("2018-10-24 10:00:00").String(),
 
 	gtest.C(t, func(t *gtest.T) {
-		value, err := db.Model(table).FieldsEx("Passport, Password, NickName, CreateTime").Where("id", 2).Value()
+		value, err := db.Model(table).FieldsEx("create_date, Passport, Password, NickName, CreateTime").Where("id", 2).Value()
 		t.AssertNil(err)
 		t.Assert(value.Int(), 2)
 	})
 
 	gtest.C(t, func(t *gtest.T) {
-		value, err := db.Model(table).FieldsEx("ID, Passport, Password, CreateTime").Where("id", 2).Value()
+		value, err := db.Model(table).FieldsEx("create_date, ID, Passport, Password, CreateTime").Where("id", 2).Value()
 		t.AssertNil(err)
 		t.Assert(value.String(), "name_2")
 	})
diff --git a/contrib/drivers/mysql/testdata/issue3626.sql b/contrib/drivers/mysql/testdata/issue3626.sql
new file mode 100644
index 00000000000..e4ee5302337
--- /dev/null
+++ b/contrib/drivers/mysql/testdata/issue3626.sql
@@ -0,0 +1,5 @@
+CREATE TABLE `issue3626` (
+    id        int(11) NOT NULL,
+    name      varchar(45) DEFAULT NULL,
+    PRIMARY KEY (id)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
\ No newline at end of file
diff --git a/contrib/drivers/oracle/oracle.go b/contrib/drivers/oracle/oracle.go
index ab079e2d818..ae6a1c5ddc1 100644
--- a/contrib/drivers/oracle/oracle.go
+++ b/contrib/drivers/oracle/oracle.go
@@ -21,7 +21,8 @@ type Driver struct {
 }
 
 const (
-	quoteChar = `"`
+	rowNumberAliasForSelect = `ROW_NUMBER__`
+	quoteChar               = `"`
 )
 
 func init() {
diff --git a/contrib/drivers/oracle/oracle_do_commit.go b/contrib/drivers/oracle/oracle_do_commit.go
new file mode 100644
index 00000000000..19fc88f95bf
--- /dev/null
+++ b/contrib/drivers/oracle/oracle_do_commit.go
@@ -0,0 +1,29 @@
+// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package oracle
+
+import (
+	"context"
+
+	"github.com/gogf/gf/v2/database/gdb"
+)
+
+// DoCommit commits current sql and arguments to underlying sql driver.
+func (d *Driver) DoCommit(ctx context.Context, in gdb.DoCommitInput) (out gdb.DoCommitOutput, err error) {
+	out, err = d.Core.DoCommit(ctx, in)
+	if err != nil {
+		return
+	}
+	if len(out.Records) > 0 {
+		// remove auto added field.
+		for i, record := range out.Records {
+			delete(record, rowNumberAliasForSelect)
+			out.Records[i] = record
+		}
+	}
+	return
+}
diff --git a/contrib/drivers/oracle/oracle_do_filter.go b/contrib/drivers/oracle/oracle_do_filter.go
index 0d9f8ed493f..0f952857cf0 100644
--- a/contrib/drivers/oracle/oracle_do_filter.go
+++ b/contrib/drivers/oracle/oracle_do_filter.go
@@ -20,9 +20,8 @@ import (
 var (
 	newSqlReplacementTmp = `
 SELECT * FROM (
-	SELECT GFORM.*, ROWNUM ROWNUM_ FROM (%s %s) GFORM WHERE ROWNUM <= %d
-) 
-	WHERE ROWNUM_ > %d
+	SELECT GFORM.*, ROWNUM ROW_NUMBER__ FROM (%s %s) GFORM WHERE ROWNUM <= %d
+) WHERE ROW_NUMBER__ > %d
 `
 )
 
diff --git a/contrib/drivers/pgsql/pgsql_do_filter.go b/contrib/drivers/pgsql/pgsql_do_filter.go
index fa0b1c4a5f4..d4fc5a13bab 100644
--- a/contrib/drivers/pgsql/pgsql_do_filter.go
+++ b/contrib/drivers/pgsql/pgsql_do_filter.go
@@ -31,9 +31,13 @@ func (d *Driver) DoFilter(
 	// Refer:
 	// https://github.com/gogf/gf/issues/1537
 	// https://www.postgresql.org/docs/12/functions-json.html
-	newSql, err = gregex.ReplaceStringFuncMatch(`(::jsonb([^\w\d]*)\$\d)`, newSql, func(match []string) string {
-		return fmt.Sprintf(`::jsonb%s?`, match[2])
-	})
+	newSql, err = gregex.ReplaceStringFuncMatch(
+		`(::jsonb([^\w\d]*)\$\d)`,
+		newSql,
+		func(match []string) string {
+			return fmt.Sprintf(`::jsonb%s?`, match[2])
+		},
+	)
 	if err != nil {
 		return "", nil, err
 	}
diff --git a/contrib/drivers/sqlite/sqlite_do_filter.go b/contrib/drivers/sqlite/sqlite_do_filter.go
index fa605767435..3547b800eb1 100644
--- a/contrib/drivers/sqlite/sqlite_do_filter.go
+++ b/contrib/drivers/sqlite/sqlite_do_filter.go
@@ -14,7 +14,9 @@ import (
 )
 
 // DoFilter deals with the sql string before commits it to underlying sql driver.
-func (d *Driver) DoFilter(ctx context.Context, link gdb.Link, sql string, args []interface{}) (newSql string, newArgs []interface{}, err error) {
+func (d *Driver) DoFilter(
+	ctx context.Context, link gdb.Link, sql string, args []interface{},
+) (newSql string, newArgs []interface{}, err error) {
 	// Special insert/ignore operation for sqlite.
 	switch {
 	case gstr.HasPrefix(sql, gdb.InsertOperationIgnore):
diff --git a/contrib/drivers/sqlitecgo/sqlitecgo_do_filter.go b/contrib/drivers/sqlitecgo/sqlitecgo_do_filter.go
index f53e4eadf78..6c578225e53 100644
--- a/contrib/drivers/sqlitecgo/sqlitecgo_do_filter.go
+++ b/contrib/drivers/sqlitecgo/sqlitecgo_do_filter.go
@@ -16,7 +16,9 @@ import (
 )
 
 // DoFilter deals with the sql string before commits it to underlying sql driver.
-func (d *Driver) DoFilter(ctx context.Context, link gdb.Link, sql string, args []interface{}) (newSql string, newArgs []interface{}, err error) {
+func (d *Driver) DoFilter(
+	ctx context.Context, link gdb.Link, sql string, args []interface{},
+) (newSql string, newArgs []interface{}, err error) {
 	// Special insert/ignore operation for sqlite.
 	switch {
 	case gstr.HasPrefix(sql, gdb.InsertOperationIgnore):
diff --git a/database/gdb/gdb.go b/database/gdb/gdb.go
index c1f86d65ef4..80fc265648e 100644
--- a/database/gdb/gdb.go
+++ b/database/gdb/gdb.go
@@ -635,6 +635,8 @@ func Instance(name ...string) (db DB, err error) {
 // getConfigNodeByGroup calculates and returns a configuration node of given group. It
 // calculates the value internally using weight algorithm for load balance.
 //
+// The returned node is a clone of configuration node, which is safe for later modification.
+//
 // The parameter `master` specifies whether retrieving a master node, or else a slave node
 // if master-slave configured.
 func getConfigNodeByGroup(group string, master bool) (*ConfigNode, error) {
@@ -674,6 +676,7 @@ func getConfigNodeByGroup(group string, master bool) (*ConfigNode, error) {
 }
 
 // getConfigNodeByWeight calculates the configuration weights and randomly returns a node.
+// The returned node is a clone of configuration node, which is safe for later modification.
 //
 // Calculation algorithm brief:
 // 1. If we have 2 nodes, and their weights are both 1, then the weight range is [0, 199];
@@ -729,6 +732,7 @@ func (c *Core) getSqlDb(master bool, schema ...string) (sqlDb *sql.DB, err error
 		configs.RLock()
 		defer configs.RUnlock()
 		// Value COPY for node.
+		// The returned node is a clone of configuration node, which is safe for later modification.
 		node, err = getConfigNodeByGroup(c.group, master)
 		if err != nil {
 			return nil, err
@@ -777,7 +781,7 @@ func (c *Core) getSqlDb(master bool, schema ...string) (sqlDb *sql.DB, err error
 			}
 			return sqlDb
 		}
-		// it here uses node value not pointer as the cache key, in case of oracle ORA-12516 error.
+		// it here uses NODE VALUE not pointer as the cache key, in case of oracle ORA-12516 error.
 		instanceValue = c.links.GetOrSetFuncLock(*node, instanceCacheFunc)
 	)
 	if instanceValue != nil && sqlDb == nil {
diff --git a/database/gdb/gdb_core.go b/database/gdb/gdb_core.go
index a3896c30b65..3bce0512f1b 100644
--- a/database/gdb/gdb_core.go
+++ b/database/gdb/gdb_core.go
@@ -697,7 +697,7 @@ func (c *Core) FilteredLink() string {
 //
 // Note that this interface implements mainly for workaround for a json infinite loop bug
 // of Golang version < v1.14.
-func (c Core) MarshalJSON() ([]byte, error) {
+func (c *Core) MarshalJSON() ([]byte, error) {
 	return []byte(fmt.Sprintf(`%+v`, c)), nil
 }
 
diff --git a/database/gdb/gdb_core_ctx.go b/database/gdb/gdb_core_ctx.go
index ea8ca4b665a..d77e33a02b1 100644
--- a/database/gdb/gdb_core_ctx.go
+++ b/database/gdb/gdb_core_ctx.go
@@ -23,6 +23,8 @@ type internalCtxData struct {
 }
 
 // column stores column data in ctx for internal usage purpose.
+// Deprecated.
+// TODO remove this usage in future.
 type internalColumnData struct {
 	// The first column in result response from database server.
 	// This attribute is used for Value/Count selection statement purpose,
diff --git a/database/gdb/gdb_core_underlying.go b/database/gdb/gdb_core_underlying.go
index 4616764d49c..dbdc59eb350 100644
--- a/database/gdb/gdb_core_underlying.go
+++ b/database/gdb/gdb_core_underlying.go
@@ -53,7 +53,9 @@ func (c *Core) DoQuery(ctx context.Context, link Link, sql string, args ...inter
 	}
 
 	if c.db.GetConfig().QueryTimeout > 0 {
-		ctx, _ = context.WithTimeout(ctx, c.db.GetConfig().QueryTimeout)
+		var cancelFunc context.CancelFunc
+		ctx, cancelFunc = context.WithTimeout(ctx, c.db.GetConfig().QueryTimeout)
+		defer cancelFunc()
 	}
 
 	// Sql filtering.
@@ -83,6 +85,9 @@ func (c *Core) DoQuery(ctx context.Context, link Link, sql string, args ...inter
 		Type:          SqlTypeQueryContext,
 		IsTransaction: link.IsTransaction(),
 	})
+	if err != nil {
+		return nil, err
+	}
 	return out.Records, err
 }
 
@@ -144,13 +149,18 @@ func (c *Core) DoExec(ctx context.Context, link Link, sql string, args ...interf
 		Type:          SqlTypeExecContext,
 		IsTransaction: link.IsTransaction(),
 	})
+	if err != nil {
+		return nil, err
+	}
 	return out.Result, err
 }
 
 // DoFilter is a hook function, which filters the sql and its arguments before it's committed to underlying driver.
 // The parameter `link` specifies the current database connection operation object. You can modify the sql
 // string `sql` and its arguments `args` as you wish before they're committed to driver.
-func (c *Core) DoFilter(ctx context.Context, link Link, sql string, args []interface{}) (newSql string, newArgs []interface{}, err error) {
+func (c *Core) DoFilter(
+	ctx context.Context, link Link, sql string, args []interface{},
+) (newSql string, newArgs []interface{}, err error) {
 	return sql, args, nil
 }
 
@@ -322,7 +332,6 @@ func (c *Core) DoPrepare(ctx context.Context, link Link, sql string) (stmt *Stmt
 			link = &txLink{tx.GetSqlTX()}
 		} else {
 			// Or else it creates one from master node.
-			var err error
 			if link, err = c.MasterLink(); err != nil {
 				return nil, err
 			}
@@ -336,7 +345,9 @@ func (c *Core) DoPrepare(ctx context.Context, link Link, sql string) (stmt *Stmt
 
 	if c.db.GetConfig().PrepareTimeout > 0 {
 		// DO NOT USE cancel function in prepare statement.
-		ctx, _ = context.WithTimeout(ctx, c.db.GetConfig().PrepareTimeout)
+		var cancelFunc context.CancelFunc
+		ctx, cancelFunc = context.WithTimeout(ctx, c.db.GetConfig().PrepareTimeout)
+		defer cancelFunc()
 	}
 
 	// Link execution.
@@ -347,6 +358,9 @@ func (c *Core) DoPrepare(ctx context.Context, link Link, sql string) (stmt *Stmt
 		Type:          SqlTypePrepareContext,
 		IsTransaction: link.IsTransaction(),
 	})
+	if err != nil {
+		return nil, err
+	}
 	return out.Stmt, err
 }
 
@@ -379,7 +393,7 @@ func (c *Core) FormatUpsert(columns []string, list List, option DoInsertOption)
 		}
 	} else {
 		for _, column := range columns {
-			// If it's SAVE operation, do not automatically update the creating time.
+			// If it's `SAVE` operation, do not automatically update the creating time.
 			if c.IsSoftCreatedFieldName(column) {
 				continue
 			}
@@ -474,6 +488,7 @@ func (c *Core) columnValueToLocalValue(ctx context.Context, value interface{}, c
 				gconv.String(value),
 				columnType.ScanType().String(),
 			), nil
+		default:
 		}
 	}
 	// Other complex types, especially custom types.
diff --git a/database/gdb/gdb_model_select.go b/database/gdb/gdb_model_select.go
index 1b15e611a52..ca047111fd9 100644
--- a/database/gdb/gdb_model_select.go
+++ b/database/gdb/gdb_model_select.go
@@ -12,6 +12,7 @@ import (
 	"reflect"
 
 	"github.com/gogf/gf/v2/container/gset"
+	"github.com/gogf/gf/v2/encoding/gjson"
 	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"
 	"github.com/gogf/gf/v2/internal/reflection"
@@ -139,20 +140,21 @@ func (m *Model) Array(fieldsAndWhere ...interface{}) ([]Value, error) {
 	if err != nil {
 		return nil, err
 	}
-	var (
-		field string
-		core  = m.db.GetCore()
-		ctx   = core.injectInternalColumn(m.GetCtx())
-	)
+	var field string
 	if len(all) > 0 {
-		if internalData := core.getInternalColumnFromCtx(ctx); internalData != nil {
-			field = internalData.FirstResultColumn
-		} else {
-			return nil, gerror.NewCode(
-				gcode.CodeInternalError,
-				`query array error: the internal context data is missing. there's internal issue should be fixed`,
+		var recordFields = m.getRecordFields(all[0])
+		if len(recordFields) > 1 {
+			// it returns error if there are multiple fields in the result record.
+			return nil, gerror.NewCodef(
+				gcode.CodeInvalidParameter,
+				`invalid fields for "Array" operation, result fields number "%d"%s, but expect one`,
+				len(recordFields),
+				gjson.MustEncodeString(recordFields),
 			)
 		}
+		if len(recordFields) == 1 {
+			field = recordFields[0]
+		}
 	}
 	return all.Array(field), nil
 }
@@ -401,20 +403,34 @@ func (m *Model) Value(fieldsAndWhere ...interface{}) (Value, error) {
 		return nil, err
 	}
 	if len(all) > 0 {
-		if internalData := core.getInternalColumnFromCtx(ctx); internalData != nil {
-			if v, ok := all[0][internalData.FirstResultColumn]; ok {
+		var recordFields = m.getRecordFields(all[0])
+		if len(recordFields) == 1 {
+			for _, v := range all[0] {
 				return v, nil
 			}
-		} else {
-			return nil, gerror.NewCode(
-				gcode.CodeInternalError,
-				`query value error: the internal context data is missing. there's internal issue should be fixed`,
-			)
 		}
+		// it returns error if there are multiple fields in the result record.
+		return nil, gerror.NewCodef(
+			gcode.CodeInvalidParameter,
+			`invalid fields for "Value" operation, result fields number "%d"%s, but expect one`,
+			len(recordFields),
+			gjson.MustEncodeString(recordFields),
+		)
 	}
 	return nil, nil
 }
 
+func (m *Model) getRecordFields(record Record) []string {
+	if len(record) == 0 {
+		return nil
+	}
+	var fields = make([]string, 0)
+	for k := range record {
+		fields = append(fields, k)
+	}
+	return fields
+}
+
 // Count does "SELECT COUNT(x) FROM ..." statement for the model.
 // The optional parameter `where` is the same as the parameter of Model.Where function,
 // see Model.Where.
@@ -434,16 +450,19 @@ func (m *Model) Count(where ...interface{}) (int, error) {
 		return 0, err
 	}
 	if len(all) > 0 {
-		if internalData := core.getInternalColumnFromCtx(ctx); internalData != nil {
-			if v, ok := all[0][internalData.FirstResultColumn]; ok {
+		var recordFields = m.getRecordFields(all[0])
+		if len(recordFields) == 1 {
+			for _, v := range all[0] {
 				return v.Int(), nil
 			}
-		} else {
-			return 0, gerror.NewCode(
-				gcode.CodeInternalError,
-				`query count error: the internal context data is missing. there's internal issue should be fixed`,
-			)
 		}
+		// it returns error if there are multiple fields in the result record.
+		return 0, gerror.NewCodef(
+			gcode.CodeInvalidParameter,
+			`invalid fields for "Count" operation, result fields number "%d"%s, but expect one`,
+			len(recordFields),
+			gjson.MustEncodeString(recordFields),
+		)
 	}
 	return 0, nil
 }
diff --git a/example/go.sum b/example/go.sum
index d35151c41e9..fa6f8122e17 100644
--- a/example/go.sum
+++ b/example/go.sum
@@ -274,8 +274,8 @@ github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/rVNCu3HqELle0jiPLLBs70cWOduZpkS1E78=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
-github.com/dlclark/regexp2 v1.7.0 h1:7lJfhqlPssTb1WQx4yvTHN0uElPEv52sbaECrAQxjAo=
 github.com/dlclark/regexp2 v1.7.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
+github.com/dlclark/regexp2 v1.11.2 h1:/u628IuisSTwri5/UKloiIsH8+qF2Pu7xEQX+yIKg68=
 github.com/dlclark/regexp2 v1.11.2/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
 github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE=
 github.com/emicklei/go-restful/v3 v3.9.0 h1:XwGDlfxEnQZzuopoqxwSEllNcCOM9DhhFyhFIIGKwxE=
@@ -622,11 +622,10 @@ github.com/pkg/sftp v1.10.1/go.mod h1:lYOWFsE0bwd1+KfKJaKeuokY15vzFx25BLbzYYoAxZ
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U=
 github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/polarismesh/polaris-go v1.5.5 h1:TUxgla21J9Zb3zSynoAA9og0+sYJZ7TpZ2aFwzH7woI=
-github.com/polarismesh/polaris-go v1.5.5/go.mod h1:CuXO9bhHGjSoOIMWr4NXf3bJAkRBp5YoM7ibBzENC+c=
+github.com/polarismesh/polaris-go v1.5.8 h1:zBZkZBa4wVxsG5Y/6U4PmY9dY/mddXdfNI65edVu6U8=
 github.com/polarismesh/polaris-go v1.5.8/go.mod h1:CuXO9bhHGjSoOIMWr4NXf3bJAkRBp5YoM7ibBzENC+c=
-github.com/polarismesh/specification v1.4.1 h1:lTZqeyUhhWuKyr6NDKBwmUrNfcUDvKLxWT/uOq71T5A=
 github.com/polarismesh/specification v1.4.1/go.mod h1:rDvMMtl5qebPmqiBLNa5Ps0XtwkP31ZLirbH4kXA0YU=
+github.com/polarismesh/specification v1.5.1 h1:cJ2m0RBepdopGo/e3UpKdsab3NpDZnw5IsVTB1sFc5I=
 github.com/polarismesh/specification v1.5.1/go.mod h1:rDvMMtl5qebPmqiBLNa5Ps0XtwkP31ZLirbH4kXA0YU=
 github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=
 github.com/posener/complete v1.2.3/go.mod h1:WZIdtGGp+qx0sLrYKtIRAruyNpv6hFCicSgv7Sy7s/s=
@@ -799,8 +798,7 @@ golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.10.0/go.mod h1:o4eNf7Ede1fv+hwOwZsTHl9EsPFO6q6ZvYR8vYfY45I=
 golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg=
-golang.org/x/crypto v0.25.0 h1:ypSNr+bnYL2YhwoMt2zPxHFmbAN1KZs/njMG3hxUp30=
-golang.org/x/crypto v0.25.0/go.mod h1:T+wALwcMOSE0kXgUAnPAHqTLW+XHgcELELW8VaDgm/M=
+golang.org/x/crypto v0.26.0 h1:RrRspgV4mU+YwB4FYnuBoKsUapNIL5cohGAmSH3azsw=
 golang.org/x/crypto v0.26.0/go.mod h1:GY7jblb9wI+FOo5y8/S2oY4zWP07AkOJ4+jxCqdqn54=
 golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -904,8 +902,7 @@ golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
 golang.org/x/net v0.11.0/go.mod h1:2L/ixqYpgIVXmeoSA/4Lu7BzTG4KIyPIryS4IsOd1oQ=
 golang.org/x/net v0.20.0/go.mod h1:z8BVo6PvndSri0LbOE3hAn0apkU+1YvI6E70E9jsnvY=
-golang.org/x/net v0.27.0 h1:5K3Njcw06/l2y9vpGCSdcxWOYHOUk3dVNGDXN+FvAys=
-golang.org/x/net v0.27.0/go.mod h1:dDi0PyhWNoiUOrAS8uXv/vnScO4wnHQO4mj9fn/RytE=
+golang.org/x/net v0.28.0 h1:a9JDOJc5GMUJ0+UDqmLT86WiEy7iWyIhz8gz8E4e5hE=
 golang.org/x/net v0.28.0/go.mod h1:yqtgsTWOOnlGLG9GFRrK3++bGOUEkNBoHZc8MEDWPNg=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -947,8 +944,7 @@ golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
-golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
 golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -1040,8 +1036,7 @@ golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
-golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.24.0 h1:Twjiwq9dn6R1fQcyiK+wQyHWfaz/BJB+YIpzU/Cv3Xg=
 golang.org/x/sys v0.24.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
@@ -1050,8 +1045,7 @@ golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/term v0.8.0/go.mod h1:xPskH00ivmX89bAKVGSKKtLOWNx2+17Eiy94tnKShWo=
 golang.org/x/term v0.9.0/go.mod h1:M6DEAAIenWoTxdKrOltXcmDY3rSplQUkrvaDU5FcQyo=
 golang.org/x/term v0.16.0/go.mod h1:yn7UURbUtPyrVJPGPq404EukNFxcm/foM+bV/bfcDsY=
-golang.org/x/term v0.22.0 h1:BbsgPEJULsl2fV/AT3v15Mjva5yXKQDyKf+TbDz7QJk=
-golang.org/x/term v0.22.0/go.mod h1:F3qCibpT5AMpCRfhfT53vVJwhLtIVHhB9XDjfFvnMI4=
+golang.org/x/term v0.23.0 h1:F6D4vR+EHoL9/sWAWgAR1H2DcHr4PareCbAaCo1RpuU=
 golang.org/x/term v0.23.0/go.mod h1:DgV24QBUrK6jhZXl+20l6UWznPlwAHm1Q1mGHtydmSk=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -1067,8 +1061,7 @@ golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/text v0.10.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
-golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
-golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
+golang.org/x/text v0.17.0 h1:XtiM5bkSOt+ewxlOE/aE/AKEHibwj/6gvWMl9Rsh0Qc=
 golang.org/x/text v0.17.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
diff --git a/os/gcmd/gcmd_parser.go b/os/gcmd/gcmd_parser.go
index 2dcf9479e05..f2794542648 100644
--- a/os/gcmd/gcmd_parser.go
+++ b/os/gcmd/gcmd_parser.go
@@ -256,7 +256,7 @@ func (p *Parser) GetArgAll() []string {
 }
 
 // MarshalJSON implements the interface MarshalJSON for json.Marshal.
-func (p Parser) MarshalJSON() ([]byte, error) {
+func (p *Parser) MarshalJSON() ([]byte, error) {
 	return json.Marshal(map[string]interface{}{
 		"parsedArgs":       p.parsedArgs,
 		"parsedOptions":    p.parsedOptions,