fixes

cast_types.go

@@ -8,8 +8,10 @@ import (
 
 func castType(value any) (string, error) {
 	switch v := value.(type) {
-	case float32, float64, int8, uint8, int16, uint16, int32, uint32, int64, uint64, int, uint:
+	case int8, uint8, int16, uint16, int32, uint32, int64, uint64, int, uint:
 		return fmt.Sprintf("%d", v), nil
+	case float32, float64:
+		return fmt.Sprintf("%f", v), nil
 	case string:
 		return fmt.Sprint("'" + v + "'"), nil
 	case bool:

insert.go

@@ -89,11 +89,23 @@ func (s *insertBuilder) Build() (string, error) {
 
 		// add tags
 		if len(table.tags) > 0 {
+			tagsKeys := make([]string, 0, len(table.tags))
 			tagsValues := make([]any, 0, len(table.tags))
-			for _, value := range table.tags {
+			for key, value := range table.tags {
+				tagsKeys = append(tagsKeys, key)
 				tagsValues = append(tagsValues, value)
 			}
 
+			b.WriteString("(")
+			for index, value := range tagsKeys {
+				b.WriteString(value)
+
+				if index != len(tagsKeys)-1 {
+					b.WriteString(", ")
+				}
+			}
+			b.WriteString(") ")
+
 			b.WriteString("TAGS (")
 			for index, value := range tagsValues {
 				v, err := castType(value)

select.go

@@ -116,22 +116,22 @@ func (s *selectBuilder) Build() (string, error) {
 
 	// add limit
 	if s.limit != nil {
-		b.WriteString(fmt.Sprintf("%d", *s.limit) + " ")
+		b.WriteString(fmt.Sprintf("LIMIT %d", *s.limit) + " ")
 	}
 
 	// add slimit
 	if s.slimit != nil {
-		b.WriteString(fmt.Sprintf("%d", *s.slimit) + " ")
+		b.WriteString(fmt.Sprintf("SLIMIT %d", *s.slimit) + " ")
 	}
 
 	// add offset
 	if s.offset != nil {
-		b.WriteString(fmt.Sprintf("%d", *s.offset) + " ")
+		b.WriteString(fmt.Sprintf("OFFSET %d", *s.offset) + " ")
 	}
 
 	// add soffset
 	if s.soffset != nil {
-		b.WriteString(fmt.Sprintf("%d", *s.soffset) + " ")
+		b.WriteString(fmt.Sprintf("SOFFSET %d", *s.soffset) + " ")
 	}
 
 	b.WriteString(";")

tsdbbuilder_test.go

@@ -49,7 +49,7 @@ func Test_Insert(t *testing.T) {
 	b.AddTable("test_table_2").
 		Using("s_table_name").
 		Tags(map[string]any{
-			"tag_1": 1,
+			"tag_1": 1.1,
 			"tag_2": 2,
 			"tag_3": 3,
 		}).