diff --git a/src/inc/taoserror.h b/src/inc/taoserror.h
index 429304c7449e1a5541e0a231512c292172af95f4..92493faea882026373807bd1c4cbf61667419026 100644
--- a/src/inc/taoserror.h
+++ b/src/inc/taoserror.h
@@ -192,7 +192,7 @@ TAOS_DEFINE_ERROR(TSDB_CODE_MND_DB_IN_DROPPING,           0, 0x0386, "Database n
 TAOS_DEFINE_ERROR(TSDB_CODE_MND_VGROUP_NOT_READY,         0, 0x0387, "Database unsynced")
 
 TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_DB_OPTION_DAYS,   0, 0x0390, "Invalid database option: days out of range")
-TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_DB_OPTION_KEEP,   0, 0x0391, "Invalid database option: keep >= keep2 >= keep1 >= days")
+TAOS_DEFINE_ERROR(TSDB_CODE_MND_INVALID_DB_OPTION_KEEP,   0, 0x0391, "Invalid database option: keep >= keep1 >= keep0 >= days")
 
 // dnode
 TAOS_DEFINE_ERROR(TSDB_CODE_DND_MSG_NOT_PROCESSED,        0, 0x0400, "Message not processed")
diff --git a/src/kit/taosdemox/taosdemox.c b/src/kit/taosdemox/taosdemox.c
index 40ca2323275725f0a496a702f9e0a14e221d0f74..3337546ee81fd941510b34dfa9fd7b603523230b 100644
--- a/src/kit/taosdemox/taosdemox.c
+++ b/src/kit/taosdemox/taosdemox.c
@@ -1380,7 +1380,7 @@ static void printfDbInfoForQueryToFile(char* filename, SDbInfo* dbInfos, int ind
   fprintf(fp, "replica: %d\n", dbInfos->replica);
   fprintf(fp, "quorum: %d\n", dbInfos->quorum);
   fprintf(fp, "days: %d\n", dbInfos->days);    
-  fprintf(fp, "keep1,keep2,keep(D): %s\n", dbInfos->keeplist);      
+  fprintf(fp, "keep0,keep1,keep(D): %s\n", dbInfos->keeplist);      
   fprintf(fp, "cache(MB): %d\n", dbInfos->cache);
   fprintf(fp, "blocks: %d\n", dbInfos->blocks);
   fprintf(fp, "minrows: %d\n", dbInfos->minrows);
diff --git a/src/mnode/src/mnodeDb.c b/src/mnode/src/mnodeDb.c
index dbb5f56692341f62378c7d65fa937ee3d20788c4..9fdbaa79650c6b1a421501a7c5fe4b4d1709ea3f 100644
--- a/src/mnode/src/mnodeDb.c
+++ b/src/mnode/src/mnodeDb.c
@@ -568,7 +568,7 @@ static int32_t mnodeGetDbMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn
 
   pShow->bytes[cols] = 24 + VARSTR_HEADER_SIZE;
   pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
-  strcpy(pSchema[cols].name, "keep1,keep2,keep(D)");
+  strcpy(pSchema[cols].name, "keep0,keep1,keep(D)");
   pSchema[cols].bytes = htons(pShow->bytes[cols]);
   cols++;
 
diff --git a/tests/examples/JDBC/JDBCDemo/README-jdbc-windows.md b/tests/examples/JDBC/JDBCDemo/README-jdbc-windows.md
index e14a5f7b675fa1f38514f93afd853e7a1be2a77f..17c5c8df00ab8727d1adfe493d3fbbd32891a676 100644
--- a/tests/examples/JDBC/JDBCDemo/README-jdbc-windows.md
+++ b/tests/examples/JDBC/JDBCDemo/README-jdbc-windows.md
@@ -137,7 +137,7 @@ Welcome to the TDengine shell from Linux, Client Version:2.0.1.1
 Copyright (c) 2017 by TAOS Data, Inc. All rights reserved.
 
 taos> show databases;
-              name              |      created_time       |   ntables   |   vgroups   | replica | quorum |  days  |    keep1,keep2,keep(D)     |  cache(MB)  |   blocks    |   minrows   |   maxrows   | wallevel |    fsync    | comp | precision |    status    |
+              name              |      created_time       |   ntables   |   vgroups   | replica | quorum |  days  |    keep0,keep1,keep(D)     |  cache(MB)  |   blocks    |   minrows   |   maxrows   | wallevel |    fsync    | comp | precision |    status    |
 ===================================================================================================================================================================================================================================================================
  test                           | 2020-08-19 18:43:50.731 |           1 |           1 |       1 |      1 |      2 | 3650,3650,3650             |          16 |           6 |         100 |        4096 |        1 |        3000 |    2 | ms        | ready        |
  log                            | 2020-08-19 18:40:28.064 |           4 |           1 |       1 |      1 |     10 | 30,30,30                   |           1 |           3 |         100 |        4096 |        1 |        3000 |    2 | us        | ready        |
diff --git a/tests/script/general/http/restful_full.sim b/tests/script/general/http/restful_full.sim
index 17ee0ea23243c484854aef463dd9f7efa5698edd..05f6a9ac9c372592b148ab83b211d733ced0dc9f 100644
--- a/tests/script/general/http/restful_full.sim
+++ b/tests/script/general/http/restful_full.sim
@@ -88,7 +88,7 @@ print ===============  step2 - no db
 #11
 system_content curl -H 'Authorization: Taosd /KfeAzX/f9na8qdtNZmtONryp201ma04bEl8LcvLUd7a8qdtNZmtONryp201ma04'  -d 'show databases' 127.0.0.1:7111/rest/sql
 print 11-> $system_content
-if $system_content != @{"status":"succ","head":["name","created_time","ntables","vgroups","replica","quorum","days","keep1,keep2,keep(D)","cache(MB)","blocks","minrows","maxrows","wallevel","fsync","comp","cachelast","precision","update","status"],"data":[],"rows":0}@ then
+if $system_content != @{"status":"succ","head":["name","created_time","ntables","vgroups","replica","quorum","days","keep0,keep1,keep(D)","cache(MB)","blocks","minrows","maxrows","wallevel","fsync","comp","cachelast","precision","update","status"],"data":[],"rows":0}@ then
   return -1
 endi