support join for json tag

11c4d385 · wmmhello · 03f93880 · 11c4d385
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src/query/src/qTsbuf.c src/query/src/qTsbuf.c +2 -1

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--- a/src/query/src/qTsbuf.c
+++ b/src/query/src/qTsbuf.c
@@ -349,7 +349,8 @@ STSBlock* readDataFromDisk(STSBuf* pTSBuf, int32_t order, bool decomp) {

  // NOTE: mix types tags are not supported
  size_t sz = 0;
-  if (pBlock->tag.nType == TSDB_DATA_TYPE_BINARY || pBlock->tag.nType == TSDB_DATA_TYPE_NCHAR) {
+  if (pBlock->tag.nType == TSDB_DATA_TYPE_BINARY || pBlock->tag.nType == TSDB_DATA_TYPE_NCHAR ||
+      pBlock->tag.nType == TSDB_DATA_TYPE_JSON) {
    char* tp = realloc(pBlock->tag.pz, pBlock->tag.nLen + 1);
    assert(tp != NULL);