[fix][dingo-executor] Delete regions based on GC lifetime

Author: guojn1

dingo-common/src/main/java/io/dingodb/common/mysql/scope/ScopeVariables.java

@@ -131,7 +131,7 @@ public static boolean getJob2Table() {
 
     public static boolean getNeedGc() {
         try {
-            String jobNeedGc = executorProp.getOrDefault("job_need_gc", "off").toString();
+            String jobNeedGc = executorProp.getOrDefault("job_need_gc", "on").toString();
             return jobNeedGc.equals("on");
         } catch (Exception e) {
             return false;

dingo-executor/src/main/java/io/dingodb/server/executor/prepare/PrepareMeta.java

@@ -279,7 +279,7 @@ public static List<Object[]> getGlobalVariablesList() {
         values.add(new Object[]{"txn_retry", "off"});
         values.add(new Object[]{"txn_retry_cnt", "0"});
         values.add(new Object[]{"enable_safe_point_update", "1"});
-        values.add(new Object[]{"txn_history_duration", String.valueOf(60 * 10)});
+        values.add(new Object[]{"txn_history_duration", String.valueOf(60 * 3)});
         values.add(new Object[]{"slow_query_enable", "on"});
         values.add(new Object[]{"slow_query_threshold", "5000"});
         values.add(new Object[]{"sql_profile_enable", "on"});