From ccd3bb20a74aa56efbf6f01844b0248f66885bd4 Mon Sep 17 00:00:00 2001
From: Liu Jicong <liujicong@qq.com>
Date: Tue, 15 Nov 2022 14:10:46 +0800
Subject: [PATCH] fix: reset cache when table is dropped

---
 source/dnode/vnode/src/tq/tqRead.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/dnode/vnode/src/tq/tqRead.c b/source/dnode/vnode/src/tq/tqRead.c
index 48e69f8f4d..45873f2744 100644
--- a/source/dnode/vnode/src/tq/tqRead.c
+++ b/source/dnode/vnode/src/tq/tqRead.c
@@ -425,6 +425,7 @@ int32_t tqRetrieveDataBlock(SSDataBlock* pBlock, STqReader* pReader) {
       tqWarn("cannot found tsschema for table: uid:%" PRId64 " (suid:%" PRId64 "), version %d, possibly dropped table",
              pReader->msgIter.uid, pReader->msgIter.suid, pReader->cachedSchemaVer);
       /*ASSERT(0);*/
+      pReader->cachedSchemaSuid = 0;
       terrno = TSDB_CODE_TQ_TABLE_SCHEMA_NOT_FOUND;
       return -1;
     }
@@ -435,6 +436,7 @@ int32_t tqRetrieveDataBlock(SSDataBlock* pBlock, STqReader* pReader) {
       tqWarn("cannot found schema wrapper for table: suid:%" PRId64 ", version %d, possibly dropped table",
              pReader->msgIter.uid, pReader->cachedSchemaVer);
       /*ASSERT(0);*/
+      pReader->cachedSchemaSuid = 0;
       terrno = TSDB_CODE_TQ_TABLE_SCHEMA_NOT_FOUND;
       return -1;
     }
-- 
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