fix[query]: enable min/max function to be applied to bool data type.

source/libs/function/src/builtinsimpl.c

@@ -212,6 +212,9 @@ bool maxFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo) {
     case TSDB_DATA_TYPE_UTINYINT:
       *((uint8_t *)buf) = 0;
       break;
+    case TSDB_DATA_TYPE_BOOL:
+      *((int8_t*)buf) = 0;
+      break;
     default:
       assert(0);
   }
@@ -255,6 +258,9 @@ bool minFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo) {
     case TSDB_DATA_TYPE_DOUBLE:
       SET_DOUBLE_VAL(((double *)buf), DBL_MAX);
       break;
+    case TSDB_DATA_TYPE_BOOL:
+      *((int8_t*)buf) = 1;
+      break;
     default:
       assert(0);
   }
@@ -385,8 +391,8 @@ int32_t doMinMaxHelper(SqlFunctionCtx *pCtx, int32_t isMinFunc) {
   int32_t start = pInput->startRowIndex;
   int32_t numOfRows = pInput->numOfRows;
 
-  if (IS_SIGNED_NUMERIC_TYPE(type)) {
-    if (type == TSDB_DATA_TYPE_TINYINT) {
+  if (IS_SIGNED_NUMERIC_TYPE(type) || type == TSDB_DATA_TYPE_BOOL) {
+    if (type == TSDB_DATA_TYPE_TINYINT || type == TSDB_DATA_TYPE_BOOL) {
       LOOPCHECK_N(*(int8_t*)buf, pCol, pCtx, int8_t, numOfRows, start, isMinFunc, numOfElems);
     } else if (type == TSDB_DATA_TYPE_SMALLINT) {
       LOOPCHECK_N(*(int16_t*) buf, pCol, pCtx, int16_t, numOfRows, start, isMinFunc, numOfElems);