diff --git a/src/plugins/http/inc/httpInt.h b/src/plugins/http/inc/httpInt.h
index 4fae4e74c9..36a022159f 100644
--- a/src/plugins/http/inc/httpInt.h
+++ b/src/plugins/http/inc/httpInt.h
@@ -36,7 +36,7 @@
 #define HTTP_BUFFER_SIZE            8388608
 #define HTTP_STEP_SIZE              4096    //http message get process step by step
 #define HTTP_METHOD_SCANNER_SIZE    7       //http method fp size
-#define TSDB_CODE_HTTP_GC_TARGET_SIZE         512
+#define HTTP_GC_TARGET_SIZE         512
 #define HTTP_WRITE_RETRY_TIMES      500
 #define HTTP_WRITE_WAIT_TIME_MS     5
 #define HTTP_SESSION_ID_LEN         (TSDB_USER_LEN + TSDB_PASSWORD_LEN)
diff --git a/src/plugins/http/inc/httpSql.h b/src/plugins/http/inc/httpSql.h
index 660a65e44d..db3e3a3b16 100644
--- a/src/plugins/http/inc/httpSql.h
+++ b/src/plugins/http/inc/httpSql.h
@@ -29,10 +29,10 @@ void httpFreeMultiCmds(HttpContext *pContext);
 
 HttpSqlCmd *httpNewSqlCmd(HttpContext *pContext);
 HttpSqlCmd *httpCurrSqlCmd(HttpContext *pContext);
-int32_t httpCurSqlCmdPos(HttpContext *pContext);
+int32_t     httpCurSqlCmdPos(HttpContext *pContext);
 
-void httpTrimTableName(char *name);
+void    httpTrimTableName(char *name);
 int32_t httpShrinkTableName(HttpContext *pContext, int32_t pos, char *name);
-char *httpGetCmdsString(HttpContext *pContext, int32_t pos);
+char *  httpGetCmdsString(HttpContext *pContext, int32_t pos);
 
 #endif
diff --git a/src/plugins/http/src/httpGcHandle.c b/src/plugins/http/src/httpGcHandle.c
index 01be301637..5d4cb0c680 100644
--- a/src/plugins/http/src/httpGcHandle.c
+++ b/src/plugins/http/src/httpGcHandle.c
@@ -228,7 +228,7 @@ bool gcProcessQueryRequest(HttpContext* pContext) {
     cmd->values = refIdBuffer;
     cmd->table = aliasBuffer;
     cmd->numOfRows = 0;                                                                 // hack way as target flags
-    cmd->timestamp = httpAddToSqlCmdBufferWithSize(pContext, TSDB_CODE_HTTP_GC_TARGET_SIZE + 1);  // hack way
+    cmd->timestamp = httpAddToSqlCmdBufferWithSize(pContext, HTTP_GC_TARGET_SIZE + 1);  // hack way
 
     if (cmd->timestamp == -1) {
       httpWarn("context:%p, fd:%d, user:%s, cant't malloc target size, sql buffer is full", pContext, pContext->fd,
diff --git a/src/plugins/http/src/httpGcJson.c b/src/plugins/http/src/httpGcJson.c
index e864d54ac0..a291641dc3 100644
--- a/src/plugins/http/src/httpGcJson.c
+++ b/src/plugins/http/src/httpGcJson.c
@@ -129,48 +129,48 @@ bool gcBuildQueryJson(HttpContext *pContext, HttpSqlCmd *cmd, TAOS_RES *result,
 
     // for group by
     if (groupFields != -1) {
-      char target[TSDB_CODE_HTTP_GC_TARGET_SIZE] = {0};
+      char target[HTTP_GC_TARGET_SIZE] = {0};
       int32_t len;
-      len = snprintf(target,TSDB_CODE_HTTP_GC_TARGET_SIZE,"%s{",aliasBuffer);
+      len = snprintf(target,HTTP_GC_TARGET_SIZE,"%s{",aliasBuffer);
       for (int32_t i = dataFields + 1; i<num_fields; i++){
           switch (fields[i].type) {
           case TSDB_DATA_TYPE_BOOL:
           case TSDB_DATA_TYPE_TINYINT:
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:%d", fields[i].name, *((int8_t *)row[i]));
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:%d", fields[i].name, *((int8_t *)row[i]));
             break;
           case TSDB_DATA_TYPE_SMALLINT:
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:%d", fields[i].name, *((int16_t *)row[i]));
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:%d", fields[i].name, *((int16_t *)row[i]));
             break;
           case TSDB_DATA_TYPE_INT:
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:%d,", fields[i].name, *((int32_t *)row[i]));
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:%d,", fields[i].name, *((int32_t *)row[i]));
             break;
           case TSDB_DATA_TYPE_BIGINT:
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:%ld", fields[i].name, *((int64_t *)row[i]));
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:%ld", fields[i].name, *((int64_t *)row[i]));
             break;
           case TSDB_DATA_TYPE_FLOAT:
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:%.5f", fields[i].name, *((float *)row[i]));
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:%.5f", fields[i].name, *((float *)row[i]));
             break;
           case TSDB_DATA_TYPE_DOUBLE:
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:%.9f", fields[i].name, *((double *)row[i]));
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:%.9f", fields[i].name, *((double *)row[i]));
             break;
           case TSDB_DATA_TYPE_BINARY:
           case TSDB_DATA_TYPE_NCHAR:
             if (row[i]!= NULL){            
-              len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:", fields[i].name);
+              len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:", fields[i].name);
               memcpy(target + len, (char *) row[i], length[i]);
               len = strlen(target);
             }
             break;
           default:
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "%s:%s", fields[i].name, "-");
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "%s:%s", fields[i].name, "-");
             break;
         }
         if(i < num_fields - 1 ){
-            len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, ", ");
+            len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, ", ");
         }
 
       }
-      len += snprintf(target + len, TSDB_CODE_HTTP_GC_TARGET_SIZE - len, "}");
+      len += snprintf(target + len, HTTP_GC_TARGET_SIZE - len, "}");
 
       if (strcmp(target, targetBuffer) != 0) {
         // first target not write this section
@@ -180,7 +180,7 @@ bool gcBuildQueryJson(HttpContext *pContext, HttpSqlCmd *cmd, TAOS_RES *result,
 
         // start new target
         gcWriteTargetStartJson(jsonBuf, refIdBuffer, target);
-        strncpy(targetBuffer, target, TSDB_CODE_HTTP_GC_TARGET_SIZE);
+        strncpy(targetBuffer, target, HTTP_GC_TARGET_SIZE);
       }
     }  // end of group by