From 55f4655ebff0c098ea96da1a3b9d446e69d853d1 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Sat, 28 Aug 2021 18:15:28 +0800
Subject: [PATCH] [td-6434]<fix>: enable min/max function for unsigned number
 column.

---
 src/query/src/qAggMain.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/src/query/src/qAggMain.c b/src/query/src/qAggMain.c
index 1db8f8233e..f3275456fc 100644
--- a/src/query/src/qAggMain.c
+++ b/src/query/src/qAggMain.c
@@ -1214,6 +1214,31 @@ static int32_t minmax_merge_impl(SQLFunctionCtx *pCtx, int32_t bytes, char *outp
         DUPATE_DATA_WITHOUT_TS(pCtx, *(int64_t *)output, v, notNullElems, isMin);
         break;
       }
+
+      case TSDB_DATA_TYPE_UTINYINT: {
+        uint8_t v = GET_UINT8_VAL(input);
+        DUPATE_DATA_WITHOUT_TS(pCtx, *(uint8_t *)output, v, notNullElems, isMin);
+        break;
+      }
+
+      case TSDB_DATA_TYPE_USMALLINT: {
+        uint16_t v = GET_UINT16_VAL(input);
+        DUPATE_DATA_WITHOUT_TS(pCtx, *(uint16_t *)output, v, notNullElems, isMin);
+        break;
+      }
+
+      case TSDB_DATA_TYPE_UINT: {
+        uint32_t v = GET_UINT32_VAL(input);
+        DUPATE_DATA_WITHOUT_TS(pCtx, *(uint32_t *)output, v, notNullElems, isMin);
+        break;
+      }
+
+      case TSDB_DATA_TYPE_UBIGINT: {
+        uint64_t v = GET_UINT64_VAL(input);
+        DUPATE_DATA_WITHOUT_TS(pCtx, *(uint64_t *)output, v, notNullElems, isMin);
+        break;
+      }
+
       default:
         break;
     }
-- 
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