Fix TimeBucket missing in H2, MySQL, TiDB and PostgreSQL bug (#8008)

CHANGES.md

@@ -54,6 +54,7 @@ Release Notes.
 * Set `SW_KAFKA_FETCHER_ENABLE_NATIVE_PROTO_LOG`, `SW_KAFKA_FETCHER_ENABLE_NATIVE_JSON_LOG` default `true`.
 * Fix unexpected deleting due to TTL mechanism bug for H2, MySQL, TiDB and PostgreSQL.
 * Add a GraphQL query to get OAP version, display OAP version in startup message and error logs.
+* Fix TimeBucket missing in H2, MySQL, TiDB and PostgreSQL bug, which causes TTL doesn't work for `service_traffic`.
 
 #### UI
 

oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/service/ServiceTraffic.java

@@ -80,7 +80,6 @@ public class ServiceTraffic extends Metrics {
     public void deserialize(final RemoteData remoteData) {
         setName(remoteData.getDataStrings(0));
         setNodeType(NodeType.valueOf(remoteData.getDataIntegers(0)));
-        // Time bucket is not a part of persistent, but still is required in the first time insert.
         setTimeBucket(remoteData.getDataLongs(0));
     }
 
@@ -89,7 +88,6 @@ public class ServiceTraffic extends Metrics {
         final RemoteData.Builder builder = RemoteData.newBuilder();
         builder.addDataStrings(name);
         builder.addDataIntegers(nodeType.value());
-        // Time bucket is not a part of persistent, but still is required in the first time insert.
         builder.addDataLongs(getTimeBucket());
         return builder;
     }
@@ -102,6 +100,7 @@ public class ServiceTraffic extends Metrics {
             serviceTraffic.setName((String) dbMap.get(NAME));
             serviceTraffic.setNodeType(NodeType.valueOf(((Number) dbMap.get(NODE_TYPE)).intValue()));
             serviceTraffic.setGroup((String) dbMap.get(GROUP));
+            serviceTraffic.setTimeBucket(((Number) dbMap.get(TIME_BUCKET)).longValue());
             return serviceTraffic;
         }
 
@@ -118,6 +117,7 @@ public class ServiceTraffic extends Metrics {
             map.put(NAME, serviceName);
             map.put(NODE_TYPE, storageData.getNodeType().value());
             map.put(GROUP, storageData.getGroup());
+            map.put(TIME_BUCKET, storageData.getTimeBucket());
             return map;
         }
     }