support join filter

src/client/inc/tscUtil.h

@@ -61,6 +61,7 @@ typedef struct SJoinSupporter {
   uint64_t        uid;            // query table uid
   SArray*         colList;        // previous query information, no need to use this attribute, and the corresponding attribution
   SArray*         exprList;
+  SArray*         colCond;
   SFieldInfo      fieldsInfo;
   STagCond        tagCond;
   SGroupbyExpr    groupInfo;       // group by info

src/client/src/tscSQLParser.c

@@ -3517,6 +3517,8 @@ static int32_t checkColumnFilterInfo(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SCol
 
   SColumn* pColumn = tscColumnListInsert(pQueryInfo->colList, pIndex->columnIndex, pTableMeta->id.uid, pSchema);
 
+  pColumn->info.flist.numOfFilters++;
+  
   /*
    * in case of TK_AND filter condition, we first find the corresponding column and build the query condition together
    * the already existed condition.

src/client/src/tscServer.c

@@ -914,7 +914,7 @@ int tscBuildQueryMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
     //serializeColFilterInfo(pCol->flist.filterInfo, pCol->flist.numOfFilters, &pMsg);
   }
 
-  if (pQueryInfo->colCond && taosArrayGetSize(pQueryInfo->colCond) > 0) {
+  if (pQueryInfo->colCond && taosArrayGetSize(pQueryInfo->colCond) > 0 && !onlyQueryTags(&query) ) {
     SCond *pCond = tsGetTableFilter(pQueryInfo->colCond, pTableMeta->id.uid);
     if (pCond != NULL && pCond->cond != NULL) {
       pQueryMsg->colCondLen = htons(pCond->len);

src/client/src/tscSubquery.c

@@ -808,6 +808,7 @@ static void issueTsCompQuery(SSqlObj* pSql, SJoinSupporter* pSupporter, SSqlObj*
   STimeWindow window = pQueryInfo->window;
   tscInitQueryInfo(pQueryInfo);
 
+  pQueryInfo->colCond = pSupporter->colCond;
   pQueryInfo->window = window;
   TSDB_QUERY_CLEAR_TYPE(pQueryInfo->type, TSDB_QUERY_TYPE_TAG_FILTER_QUERY);
   TSDB_QUERY_SET_TYPE(pQueryInfo->type, TSDB_QUERY_TYPE_MULTITABLE_QUERY);
@@ -1883,6 +1884,9 @@ int32_t tscCreateJoinSubquery(SSqlObj *pSql, int16_t tableIndex, SJoinSupporter
     if (UTIL_TABLE_IS_SUPER_TABLE(pTableMetaInfo)) { // return the tableId & tag
       SColumnIndex colIndex = {0};
 
+      pSupporter->colCond = pNewQueryInfo->colCond;
+      pNewQueryInfo->colCond = NULL;
+
       STagCond* pTagCond = &pSupporter->tagCond;
       assert(pTagCond->joinInfo.hasJoin);
 

src/client/src/tscUtil.c

@@ -2011,6 +2011,11 @@ int32_t tscGetResRowLength(SArray* pExprList) {
 }
 
 static void destroyFilterInfo(SColumnFilterList* pFilterList) {
+  if (pFilterList->filterInfo == NULL) {
+    pFilterList->numOfFilters = 0;
+    return;
+  }
+  
   for(int32_t i = 0; i < pFilterList->numOfFilters; ++i) {
     if (pFilterList->filterInfo[i].filterstr) {
       tfree(pFilterList->filterInfo[i].pz);

src/common/src/tname.c

@@ -61,7 +61,7 @@ bool tscValidateTableNameLength(size_t len) {
 
 // TODO refactor
 SColumnFilterInfo* tFilterInfoDup(const SColumnFilterInfo* src, int32_t numOfFilters) {
-  if (numOfFilters == 0) {
+  if (numOfFilters == 0 || src == NULL) {
     assert(src == NULL);
     return NULL;
   }

src/query/src/qExecutor.c

@@ -7078,7 +7078,7 @@ void* doDestroyFilterInfo(SSingleColumnFilterInfo* pFilterInfo, int32_t numOfFil
 
 int32_t createFilterInfo(SQueryAttr* pQueryAttr, uint64_t qId) {
   for (int32_t i = 0; i < pQueryAttr->numOfCols; ++i) {
-    if (pQueryAttr->tableCols[i].flist.numOfFilters > 0) {
+    if (pQueryAttr->tableCols[i].flist.numOfFilters > 0 && pQueryAttr->tableCols[i].flist.filterInfo != NULL) {
       pQueryAttr->numOfFilterCols++;
     }
   }