diff --git a/container/gvar/gvar_vars.go b/container/gvar/gvar_vars.go
index af52f9c698d..101e2f0b872 100644
--- a/container/gvar/gvar_vars.go
+++ b/container/gvar/gvar_vars.go
@@ -15,14 +15,25 @@ type Vars []*Var
 
 // Strings converts and returns `vs` as []string.
 func (vs Vars) Strings() (s []string) {
+	s = make([]string, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.String())
 	}
 	return s
 }
 
+// Bools converts and returns `vs` as []bool.
+func (vs Vars) Bools() (s []bool) {
+	s = make([]bool, 0, len(vs))
+	for _, v := range vs {
+		s = append(s, v.Bool())
+	}
+	return s
+}
+
 // Interfaces converts and returns `vs` as []any.
 func (vs Vars) Interfaces() (s []any) {
+	s = make([]any, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Val())
 	}
@@ -31,6 +42,7 @@ func (vs Vars) Interfaces() (s []any) {
 
 // Float32s converts and returns `vs` as []float32.
 func (vs Vars) Float32s() (s []float32) {
+	s = make([]float32, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Float32())
 	}
@@ -39,6 +51,7 @@ func (vs Vars) Float32s() (s []float32) {
 
 // Float64s converts and returns `vs` as []float64.
 func (vs Vars) Float64s() (s []float64) {
+	s = make([]float64, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Float64())
 	}
@@ -47,6 +60,7 @@ func (vs Vars) Float64s() (s []float64) {
 
 // Ints converts and returns `vs` as []Int.
 func (vs Vars) Ints() (s []int) {
+	s = make([]int, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Int())
 	}
@@ -55,6 +69,7 @@ func (vs Vars) Ints() (s []int) {
 
 // Int8s converts and returns `vs` as []int8.
 func (vs Vars) Int8s() (s []int8) {
+	s = make([]int8, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Int8())
 	}
@@ -63,6 +78,7 @@ func (vs Vars) Int8s() (s []int8) {
 
 // Int16s converts and returns `vs` as []int16.
 func (vs Vars) Int16s() (s []int16) {
+	s = make([]int16, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Int16())
 	}
@@ -71,6 +87,7 @@ func (vs Vars) Int16s() (s []int16) {
 
 // Int32s converts and returns `vs` as []int32.
 func (vs Vars) Int32s() (s []int32) {
+	s = make([]int32, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Int32())
 	}
@@ -79,6 +96,7 @@ func (vs Vars) Int32s() (s []int32) {
 
 // Int64s converts and returns `vs` as []int64.
 func (vs Vars) Int64s() (s []int64) {
+	s = make([]int64, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Int64())
 	}
@@ -87,6 +105,7 @@ func (vs Vars) Int64s() (s []int64) {
 
 // Uints converts and returns `vs` as []uint.
 func (vs Vars) Uints() (s []uint) {
+	s = make([]uint, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Uint())
 	}
@@ -95,6 +114,7 @@ func (vs Vars) Uints() (s []uint) {
 
 // Uint8s converts and returns `vs` as []uint8.
 func (vs Vars) Uint8s() (s []uint8) {
+	s = make([]uint8, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Uint8())
 	}
@@ -103,6 +123,7 @@ func (vs Vars) Uint8s() (s []uint8) {
 
 // Uint16s converts and returns `vs` as []uint16.
 func (vs Vars) Uint16s() (s []uint16) {
+	s = make([]uint16, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Uint16())
 	}
@@ -111,6 +132,7 @@ func (vs Vars) Uint16s() (s []uint16) {
 
 // Uint32s converts and returns `vs` as []uint32.
 func (vs Vars) Uint32s() (s []uint32) {
+	s = make([]uint32, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Uint32())
 	}
@@ -119,6 +141,7 @@ func (vs Vars) Uint32s() (s []uint32) {
 
 // Uint64s converts and returns `vs` as []uint64.
 func (vs Vars) Uint64s() (s []uint64) {
+	s = make([]uint64, 0, len(vs))
 	for _, v := range vs {
 		s = append(s, v.Uint64())
 	}
diff --git a/container/gvar/gvar_z_unit_vars_test.go b/container/gvar/gvar_z_unit_vars_test.go
index 4933f540c58..7db2cb421be 100644
--- a/container/gvar/gvar_z_unit_vars_test.go
+++ b/container/gvar/gvar_z_unit_vars_test.go
@@ -22,6 +22,7 @@ func TestVars(t *testing.T) {
 			gvar.New(3),
 		}
 		t.AssertEQ(vs.Strings(), []string{"1", "2", "3"})
+		t.AssertEQ(vs.Bools(), []bool{true, true, true})
 		t.AssertEQ(vs.Interfaces(), []any{1, 2, 3})
 		t.AssertEQ(vs.Float32s(), []float32{1, 2, 3})
 		t.AssertEQ(vs.Float64s(), []float64{1, 2, 3})
@@ -38,6 +39,46 @@ func TestVars(t *testing.T) {
 	})
 }
 
+func TestVars_Bools(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		// Test with various boolean-like values
+		var vs = gvar.Vars{
+			gvar.New(true),
+			gvar.New(false),
+			gvar.New(1),
+			gvar.New(0),
+			gvar.New("true"),
+			gvar.New("false"),
+			gvar.New("1"),
+			gvar.New("0"),
+		}
+		expected := []bool{true, false, true, false, true, false, true, false}
+		t.AssertEQ(vs.Bools(), expected)
+	})
+}
+
+func TestVars_Empty(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		// Test with empty Vars
+		var vs = gvar.Vars{}
+		t.AssertEQ(vs.Strings(), []string{})
+		t.AssertEQ(vs.Bools(), []bool{})
+		t.AssertEQ(vs.Interfaces(), []any{})
+		t.AssertEQ(vs.Ints(), []int{})
+		t.AssertEQ(vs.Float64s(), []float64{})
+	})
+}
+
+func TestVars_SingleElement(t *testing.T) {
+	gtest.C(t, func(t *gtest.T) {
+		// Test with single element
+		var vs = gvar.Vars{gvar.New(42)}
+		t.AssertEQ(vs.Strings(), []string{"42"})
+		t.AssertEQ(vs.Bools(), []bool{true})
+		t.AssertEQ(vs.Ints(), []int{42})
+	})
+}
+
 func TestVars_Scan(t *testing.T) {
 	gtest.C(t, func(t *gtest.T) {
 		type User struct {
diff --git a/database/gdb/gdb.go b/database/gdb/gdb.go
index c19ce828dcb..d5925efd2c8 100644
--- a/database/gdb/gdb.go
+++ b/database/gdb/gdb.go
@@ -181,7 +181,7 @@ type DB interface {
 
 	// GetArray executes a query and returns the first column of all rows.
 	// It's useful for queries like SELECT id FROM table.
-	GetArray(ctx context.Context, sql string, args ...any) ([]Value, error)
+	GetArray(ctx context.Context, sql string, args ...any) (Array, error)
 
 	// GetCount executes a COUNT query and returns the result as an integer.
 	// It's a convenience method for counting rows.
@@ -673,6 +673,9 @@ type (
 	// Value is the field value type.
 	Value = *gvar.Var
 
+	// Array is the field value array type.
+	Array = gvar.Vars
+
 	// Record is the row record of the table.
 	Record map[string]Value
 
diff --git a/database/gdb/gdb_core.go b/database/gdb/gdb_core.go
index 7520e42aba8..c335f7f20b0 100644
--- a/database/gdb/gdb_core.go
+++ b/database/gdb/gdb_core.go
@@ -175,7 +175,7 @@ func (c *Core) GetOne(ctx context.Context, sql string, args ...any) (Record, err
 
 // GetArray queries and returns data values as slice from database.
 // Note that if there are multiple columns in the result, it returns just one column values randomly.
-func (c *Core) GetArray(ctx context.Context, sql string, args ...any) ([]Value, error) {
+func (c *Core) GetArray(ctx context.Context, sql string, args ...any) (Array, error) {
 	all, err := c.db.DoSelect(ctx, nil, sql, args...)
 	if err != nil {
 		return nil, err
diff --git a/database/gdb/gdb_model_select.go b/database/gdb/gdb_model_select.go
index 27b18d5e4ec..2e3f7257058 100644
--- a/database/gdb/gdb_model_select.go
+++ b/database/gdb/gdb_model_select.go
@@ -126,7 +126,7 @@ func (m *Model) One(where ...any) (Record, error) {
 // If the optional parameter `fieldsAndWhere` is given, the fieldsAndWhere[0] is the selected fields
 // and fieldsAndWhere[1:] is treated as where condition fields.
 // Also see Model.Fields and Model.Where functions.
-func (m *Model) Array(fieldsAndWhere ...any) ([]Value, error) {
+func (m *Model) Array(fieldsAndWhere ...any) (Array, error) {
 	if len(fieldsAndWhere) > 0 {
 		if len(fieldsAndWhere) > 2 {
 			return m.Fields(gconv.String(fieldsAndWhere[0])).Where(fieldsAndWhere[1], fieldsAndWhere[2:]...).Array()
diff --git a/database/gdb/gdb_type_result.go b/database/gdb/gdb_type_result.go
index d35f7b0d86d..b1c1767aea9 100644
--- a/database/gdb/gdb_type_result.go
+++ b/database/gdb/gdb_type_result.go
@@ -76,8 +76,8 @@ func (r Result) List() List {
 // Array retrieves and returns specified column values as slice.
 // The parameter `field` is optional is the column field is only one.
 // The default `field` is the first field name of the first item in `Result` if parameter `field` is not given.
-func (r Result) Array(field ...string) []Value {
-	array := make([]Value, len(r))
+func (r Result) Array(field ...string) Array {
+	array := make(Array, len(r))
 	if len(r) == 0 {
 		return array
 	}
diff --git a/frame/gins/gins_database.go b/frame/gins/gins_database.go
index dd04fda10c3..0d420de49c4 100644
--- a/frame/gins/gins_database.go
+++ b/frame/gins/gins_database.go
@@ -89,7 +89,7 @@ func Database(name ...string) gdb.DB {
 				}
 			}
 			if len(cg) > 0 {
-				if gdb.GetConfig(group) == nil {
+				if gcg, _ := gdb.GetConfigGroup(group); gcg == nil {
 					intlog.Printf(ctx, "add configuration for group: %s, %#v", g, cg)
 					if err := gdb.SetConfigGroup(g, cg); err != nil {
 						panic(err)
@@ -108,7 +108,7 @@ func Database(name ...string) gdb.DB {
 				cg = append(cg, *node)
 			}
 			if len(cg) > 0 {
-				if gdb.GetConfig(group) == nil {
+				if gcg, _ := gdb.GetConfigGroup(group); gcg == nil {
 					intlog.Printf(ctx, "add configuration for group: %s, %#v", gdb.DefaultGroupName, cg)
 					if err := gdb.SetConfigGroup(gdb.DefaultGroupName, cg); err != nil {
 						panic(err)