From fab89ca9914d1e85ceb73c9faf16348720befa97 Mon Sep 17 00:00:00 2001
From: liyang <ly18846162402@163.com>
Date: Wed, 14 Aug 2024 22:01:02 +0800
Subject: [PATCH] fix: omit tables length check

---
 examples/object/main.go | 2 +-
 request/request.go      | 2 +-
 schema/field.go         | 3 ---
 3 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/examples/object/main.go b/examples/object/main.go
index 0f6b0d8..b416da1 100644
--- a/examples/object/main.go
+++ b/examples/object/main.go
@@ -53,7 +53,7 @@ func (Monitor) TableName() string {
 func initData() []Monitor {
 	return []Monitor{
 		{
-			Host:        "127.0.0.1",
+			//Host:        "127.0.0.1",
 			Memory:      1,
 			Cpu:         1.3,
 			Temperature: -1,
diff --git a/request/request.go b/request/request.go
index d46366d..e07b9fe 100644
--- a/request/request.go
+++ b/request/request.go
@@ -52,7 +52,7 @@ func (r *Request) WithTables(tables ...*table.Table) *Request {
 }
 
 func (r *Request) IsZero() bool {
-	return r.tables == nil || len(r.tables) == 0
+	return r.tables == nil
 }
 
 func (r *Request) Build() (*gpb.GreptimeRequest, error) {
diff --git a/schema/field.go b/schema/field.go
index 9fc9a79..5fbb9c4 100644
--- a/schema/field.go
+++ b/schema/field.go
@@ -183,9 +183,6 @@ func parseValue(typ gpb.ColumnDataType, val reflect.Value) (*gpb.Value, error) {
 	if !val.IsValid() {
 		return nil, nil
 	}
-	if val.Kind() == reflect.Pointer && val.IsNil() {
-		return nil, nil
-	}
 
 	switch typ {
 	case gpb.ColumnDataType_INT8, gpb.ColumnDataType_INT16, gpb.ColumnDataType_INT32, gpb.ColumnDataType_INT64: