diff --git a/include/util/tdef.h b/include/util/tdef.h
index e1d421a39930368a5f66744c0f9fbf7a07475831..d585912259bd59fab28cad35cda40b4ade0ef7e9 100644
--- a/include/util/tdef.h
+++ b/include/util/tdef.h
@@ -254,7 +254,7 @@ typedef enum ELogicConditionType {
 #define TSDB_EP_LEN             (TSDB_FQDN_LEN + 6)
 #define TSDB_IPv4ADDR_LEN       16
 #define TSDB_FILENAME_LEN       128
-#define TSDB_SHOW_SQL_LEN       1024
+#define TSDB_SHOW_SQL_LEN       2048
 #define TSDB_SLOW_QUERY_SQL_LEN 512
 #define TSDB_SHOW_SUBQUERY_LEN  1000
 
diff --git a/source/libs/tdb/src/db/tdbTable.c b/source/libs/tdb/src/db/tdbTable.c
index 295016997945a0e22d1b135914a035e47da2cc1d..972e2f29e545ae24c9fd4dd19ec29f553480c602 100644
--- a/source/libs/tdb/src/db/tdbTable.c
+++ b/source/libs/tdb/src/db/tdbTable.c
@@ -108,13 +108,13 @@ int tdbTbOpen(const char *tbname, int keyLen, int valLen, tdb_cmpr_fn_t keyCmprF
   ASSERT(pPager != NULL);
 
   if (rollback) {
-    tdbPagerRollback(pPager);
-  } else {
     ret = tdbPagerRestoreJournals(pPager);
     if (ret < 0) {
       tdbOsFree(pTb);
       return -1;
     }
+  } else {
+    tdbPagerRollback(pPager);
   }
 
   // pTb->pBt