diff --git a/regression-test/suites/cold_heat_separation_p2/create_table_use_partition_policy.groovy b/regression-test/suites/cold_heat_separation_p2/create_table_use_partition_policy.groovy
index 8af02ce0af..3e9a8dd143 100644
--- a/regression-test/suites/cold_heat_separation_p2/create_table_use_partition_policy.groovy
+++ b/regression-test/suites/cold_heat_separation_p2/create_table_use_partition_policy.groovy
@@ -48,6 +48,7 @@ suite("create_table_use_partition_policy") {
     // used as passing out parameter to fetchDataSize
     List<Long> sizes = [-1, -1]
     def tableName = "lineitem1"
+    sql """ DROP TABLE IF EXISTS ${tableName} """
     def stream_load_one_part = { partnum ->
         streamLoad {
             table tableName
diff --git a/regression-test/suites/cold_heat_separation_p2/create_table_use_policy.groovy b/regression-test/suites/cold_heat_separation_p2/create_table_use_policy.groovy
index b8395d5b07..fb7f115993 100644
--- a/regression-test/suites/cold_heat_separation_p2/create_table_use_policy.groovy
+++ b/regression-test/suites/cold_heat_separation_p2/create_table_use_policy.groovy
@@ -48,6 +48,7 @@ suite("create_table_use_policy") {
     // used as passing out parameter to fetchDataSize
     List<Long> sizes = [-1, -1]
     def tableName = "lineitem2"
+    sql """ DROP TABLE IF EXISTS ${tableName} """
     def stream_load_one_part = { partnum ->
         streamLoad {
             table tableName
diff --git a/regression-test/suites/cold_heat_separation_p2/modify_replica_use_partition.groovy b/regression-test/suites/cold_heat_separation_p2/modify_replica_use_partition.groovy
index bd22c3f7ef..fc6566bbdb 100644
--- a/regression-test/suites/cold_heat_separation_p2/modify_replica_use_partition.groovy
+++ b/regression-test/suites/cold_heat_separation_p2/modify_replica_use_partition.groovy
@@ -63,6 +63,7 @@ suite("modify_replica_use_partition") {
     }
 
     def tableName = "lineitem3"
+    sql """ DROP TABLE IF EXISTS ${tableName} """
     def stream_load_one_part = { partnum ->
         streamLoad {
             table tableName
diff --git a/regression-test/suites/cold_heat_separation_p2/table_modify_resouce_and_policy.groovy b/regression-test/suites/cold_heat_separation_p2/table_modify_resouce_and_policy.groovy
index 37f0bd1439..82a4441c9f 100644
--- a/regression-test/suites/cold_heat_separation_p2/table_modify_resouce_and_policy.groovy
+++ b/regression-test/suites/cold_heat_separation_p2/table_modify_resouce_and_policy.groovy
@@ -48,6 +48,7 @@ suite("table_modify_resouce") {
     // used as passing out parameter to fetchDataSize
     List<Long> sizes = [-1, -1]
     def tableName = "lineitem4"
+    sql """ DROP TABLE IF EXISTS ${tableName} """
     def stream_load_one_part = { partnum ->
         streamLoad {
             table tableName