fix: udf aggregate function handle does not exist

include/util/taoserror.h

@@ -657,6 +657,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_UDF_LOAD_UDF_FAILURE          TAOS_DEF_ERROR_CODE(0, 0x2905)
 #define TSDB_CODE_UDF_INVALID_STATE             TAOS_DEF_ERROR_CODE(0, 0x2906)
 #define TSDB_CODE_UDF_INVALID_INPUT             TAOS_DEF_ERROR_CODE(0, 0x2907)
+#define TSDB_CODE_UDF_NO_FUNC_HANDLE            TAOS_DEF_ERROR_CODE(0, 0x2908)
 
 #define TSDB_CODE_SML_INVALID_PROTOCOL_TYPE     TAOS_DEF_ERROR_CODE(0, 0x3000)
 #define TSDB_CODE_SML_INVALID_PRECISION_TYPE    TAOS_DEF_ERROR_CODE(0, 0x3001)

source/libs/function/src/tudf.c

@@ -1501,7 +1501,7 @@ int32_t udfAggProcess(struct SqlFunctionCtx *pCtx) {
   SUdfAggRes* udfRes = (SUdfAggRes *)GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
   SClientUdfUvSession *session = udfRes->session;
   if (session == NULL) {
-    return TSDB_CODE_UDF_PIPE_NO_PIPE;
+    return TSDB_CODE_UDF_NO_FUNC_HANDLE;
   }
   udfRes->finalResBuf = (char*)udfRes + sizeof(SUdfAggRes);
   udfRes->interResBuf = (char*)udfRes + sizeof(SUdfAggRes) + session->outputLen;
@@ -1556,7 +1556,7 @@ int32_t udfAggFinalize(struct SqlFunctionCtx *pCtx, SSDataBlock* pBlock) {
   SUdfAggRes* udfRes = (SUdfAggRes *)GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
   SClientUdfUvSession *session = udfRes->session;
   if (session == NULL) {
-    return TSDB_CODE_UDF_PIPE_NO_PIPE;
+    return TSDB_CODE_UDF_NO_FUNC_HANDLE;
   }
   udfRes->finalResBuf = (char*)udfRes + sizeof(SUdfAggRes);
   udfRes->interResBuf = (char*)udfRes + sizeof(SUdfAggRes) + session->outputLen;

source/util/src/terror.c

@@ -463,7 +463,7 @@ TAOS_DEFINE_ERROR(TSDB_CODE_UDF_PIPE_NO_PIPE,             "udf no pipe")
 TAOS_DEFINE_ERROR(TSDB_CODE_UDF_LOAD_UDF_FAILURE,         "udf load failure")
 TAOS_DEFINE_ERROR(TSDB_CODE_UDF_INVALID_STATE,            "udf invalid state")
 TAOS_DEFINE_ERROR(TSDB_CODE_UDF_INVALID_INPUT,            "udf invalid function input")
-
+TAOS_DEFINE_ERROR(TSDB_CODE_UDF_NO_FUNC_HANDLE,           "udf no function handle")
 //schemaless
 TAOS_DEFINE_ERROR(TSDB_CODE_SML_INVALID_PROTOCOL_TYPE,    "Invalid line protocol type")
 TAOS_DEFINE_ERROR(TSDB_CODE_SML_INVALID_PRECISION_TYPE,   "Invalid timestamp precision type")