Alarm Query performance improvements

application/src/main/data/upgrade/3.3.2/schema_update.sql

@@ -0,0 +1,29 @@
+--
+-- Copyright © 2016-2021 The Thingsboard Authors
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+
+CREATE TABLE IF NOT EXISTS entity_alarm (
+    tenant_id uuid NOT NULL,
+    entity_id uuid NOT NULL,
+    created_time bigint NOT NULL,
+    type varchar(255) NOT NULL,
+    customer_id uuid,
+    alarm_id uuid
+    CONSTRAINT entity_alarm_pkey PRIMARY KEY(entity_id, alarm_id),
+    CONSTRAINT fk_entity_alarm_id FOREIGN KEY (alarm_id) REFERENCES alarm(id) ON DELETE CASCADE
+);
+
+CREATE INDEX IF NOT EXISTS idx_alarm_tenant_status_created_time ON alarm(tenant_id, status, created_time DESC);
+CREATE INDEX IF NOT EXISTS idx_entity_alarm_created_time ON entity_alarm(tenant_id, entity_id, created_time DESC);

application/src/main/java/org/thingsboard/server/install/ThingsboardInstallService.java

@@ -210,6 +210,10 @@ public class ThingsboardInstallService {
                             log.info("Upgrading ThingsBoard from version 3.3.0 to 3.3.1 ...");
                         case "3.3.1":
                             log.info("Upgrading ThingsBoard from version 3.3.1 to 3.3.2 ...");
+                            break;
+                        case "3.3.2":
+                            log.info("Upgrading ThingsBoard from version 3.3.2 to 3.3.3 ...");
+                            databaseEntitiesUpgradeService.upgradeDatabase("3.3.2");
                             log.info("Updating system data...");
                             systemDataLoaderService.updateSystemWidgets();
                             break;

application/src/main/java/org/thingsboard/server/service/install/SqlDatabaseUpgradeService.java

@@ -469,6 +469,28 @@ public class SqlDatabaseUpgradeService implements DatabaseEntitiesUpgradeService
                     log.error("Failed updating schema!!!", e);
                 }
                 break;
+            case "3.3.2":
+                try (Connection conn = DriverManager.getConnection(dbUrl, dbUserName, dbPassword)) {
+                    log.info("Updating schema ...");
+                    schemaUpdateFile = Paths.get(installScripts.getDataDir(), "upgrade", "3.3.2", SCHEMA_UPDATE_SQL);
+                    loadSql(schemaUpdateFile, conn);
+                    try {
+                        conn.createStatement().execute("insert into entity_alarm(tenant_id, entity_id, created_time, type, customer_id, alarm_id, status, severity)" +
+                                " select tenant_id, originator_id, created_time, type, customer_id, id, status, severity from alarm;");
+                        conn.createStatement().execute("insert into entity_alarm(tenant_id, entity_id, created_time, type, customer_id, alarm_id, status, severity)" +
+                                " select a.tenant_id, r.from_id, created_time, type, customer_id, id, status, severity" +
+                                " from alarm a inner join relation r on r.relation_type_group = 'ALARM' and r.relation_type = 'ANY' and a.id = r.to_id ON CONFLICT DO NOTHING;");
+                        conn.createStatement().execute("delete from relation r where r.relation_type_group = 'ALARM';");
+                    } catch (Exception e) {
+                        log.error("Failed to update alarm relations!!!", e);
+                    }
+                    log.info("Updating schema settings...");
+                    conn.createStatement().execute("UPDATE tb_schema_settings SET schema_version = 3003003;");
+                    log.info("Schema updated.");
+                } catch (Exception e) {
+                    log.error("Failed updating schema!!!", e);
+                }
+                break;
             default:
                 throw new RuntimeException("Unable to upgrade SQL database, unsupported fromVersion: " + fromVersion);
         }

common/data/src/main/java/org/thingsboard/server/common/data/alarm/EntityAlarm.java

@@ -0,0 +1,40 @@
+/**
+ * Copyright © 2016-2021 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data.alarm;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.thingsboard.server.common.data.HasTenantId;
+import org.thingsboard.server.common.data.id.AlarmId;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.TenantId;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class EntityAlarm implements HasTenantId {
+
+    private TenantId tenantId;
+    private EntityId entityId;
+    private long createdTime;
+    private String alarmType;
+
+    private CustomerId customerId;
+    private AlarmId alarmId;
+
+}

common/data/src/main/java/org/thingsboard/server/common/data/relation/RelationTypeGroup.java

@@ -18,7 +18,6 @@ package org.thingsboard.server.common.data.relation;
 public enum RelationTypeGroup {
 
     COMMON,
-    ALARM,
     DASHBOARD,
     RULE_CHAIN,
     RULE_NODE,

dao/src/main/java/org/thingsboard/server/dao/alarm/AlarmDao.java

@@ -21,6 +21,7 @@ import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.alarm.AlarmQuery;
 import org.thingsboard.server.common.data.alarm.AlarmSeverity;
 import org.thingsboard.server.common.data.alarm.AlarmStatus;
+import org.thingsboard.server.common.data.alarm.EntityAlarm;
 import org.thingsboard.server.common.data.id.AlarmId;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.EntityId;
@@ -32,6 +33,7 @@ import org.thingsboard.server.common.data.query.AlarmDataQuery;
 import org.thingsboard.server.dao.Dao;
 
 import java.util.Collection;
+import java.util.List;
 import java.util.Set;
 import java.util.UUID;
 
@@ -59,4 +61,7 @@ public interface AlarmDao extends Dao<Alarm> {
 
     PageData<AlarmId> findAlarmsIdsByEndTsBeforeAndTenantId(Long time, TenantId tenantId, PageLink pageLink);
 
+    void createEntityAlarmRecord(EntityAlarm entityAlarm);
+
+    List<EntityAlarm> findEntityAlarmRecords(TenantId tenantId, AlarmId id);
 }

dao/src/main/java/org/thingsboard/server/dao/alarm/BaseAlarmService.java

@@ -34,6 +34,7 @@ import org.thingsboard.server.common.data.alarm.AlarmQuery;
 import org.thingsboard.server.common.data.alarm.AlarmSearchStatus;
 import org.thingsboard.server.common.data.alarm.AlarmSeverity;
 import org.thingsboard.server.common.data.alarm.AlarmStatus;
+import org.thingsboard.server.common.data.alarm.EntityAlarm;
 import org.thingsboard.server.common.data.exception.ApiUsageLimitsExceededException;
 import org.thingsboard.server.common.data.id.AlarmId;
 import org.thingsboard.server.common.data.id.CustomerId;
@@ -166,23 +167,24 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
     private AlarmOperationResult createAlarm(Alarm alarm) throws InterruptedException, ExecutionException {
         log.debug("New Alarm : {}", alarm);
         Alarm saved = alarmDao.save(alarm.getTenantId(), alarm);
-        List<EntityId> propagatedEntitiesList = createAlarmRelations(saved);
+        List<EntityId> propagatedEntitiesList = createEntityAlarmRecords(saved);
         return new AlarmOperationResult(saved, true, true, propagatedEntitiesList);
     }
 
-    private List<EntityId> createAlarmRelations(Alarm alarm) throws InterruptedException, ExecutionException {
+    private List<EntityId> createEntityAlarmRecords(Alarm alarm) throws InterruptedException, ExecutionException {
         List<EntityId> propagatedEntitiesList;
         if (alarm.isPropagate()) {
             Set<EntityId> parentEntities = getParentEntities(alarm);
             propagatedEntitiesList = new ArrayList<>(parentEntities.size() + 1);
             for (EntityId parentId : parentEntities) {
                 propagatedEntitiesList.add(parentId);
-                createAlarmRelation(alarm.getTenantId(), parentId, alarm.getId());
+                createEntityAlarmRecord(alarm.getTenantId(), parentId, alarm);
             }
             propagatedEntitiesList.add(alarm.getOriginator());
         } else {
             propagatedEntitiesList = Collections.singletonList(alarm.getOriginator());
         }
+        createEntityAlarmRecord(alarm.getTenantId(), alarm.getOriginator(), alarm);
         return propagatedEntitiesList;
     }
 
@@ -221,7 +223,7 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
         List<EntityId> propagatedEntitiesList;
         if (!oldPropagate && newPropagate) {
             try {
-                propagatedEntitiesList = createAlarmRelations(result);
+                propagatedEntitiesList = createEntityAlarmRecords(result);
             } catch (InterruptedException | ExecutionException e) {
                 log.warn("Failed to update alarm relations [{}]", result, e);
                 throw new RuntimeException(e);
@@ -382,17 +384,20 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
 
     private Set<EntityId> getPropagationEntityIds(Alarm alarm) {
         if (alarm.isPropagate()) {
-            List<EntityRelation> relations = relationService.findByTo(alarm.getTenantId(), alarm.getId(), RelationTypeGroup.ALARM);
+            List<EntityAlarm> entityAlarms = alarmDao.findEntityAlarmRecords(alarm.getTenantId(), alarm.getId());
-            Set<EntityId> propagationEntityIds = relations.stream().map(EntityRelation::getFrom).collect(Collectors.toSet());
+            return entityAlarms.stream().map(EntityAlarm::getEntityId).collect(Collectors.toSet());
-            propagationEntityIds.add(alarm.getOriginator());
-            return propagationEntityIds;
         } else {
             return Collections.singleton(alarm.getOriginator());
         }
     }
 
-    private void createAlarmRelation(TenantId tenantId, EntityId entityId, EntityId alarmId) {
+    private void createEntityAlarmRecord(TenantId tenantId, EntityId entityId, Alarm alarm) {
-        createRelation(tenantId, new EntityRelation(entityId, alarmId, AlarmSearchStatus.ANY.name(), RelationTypeGroup.ALARM));
+        EntityAlarm entityAlarm = new EntityAlarm(tenantId, entityId, alarm.getCreatedTime(), alarm.getType(), alarm.getCustomerId(), alarm.getId());
+        try {
+            alarmDao.createEntityAlarmRecord(entityAlarm);
+        } catch (Exception e) {
+            log.warn("[{}] Failed to create entity alarm record: {}", tenantId, entityAlarm, e);
+        }
     }
 
     private <T> ListenableFuture<T> getAndUpdate(TenantId tenantId, AlarmId alarmId, Function<Alarm, T> function) {
@@ -402,7 +407,7 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
     }
 
     private DataValidator<Alarm> alarmDataValidator =
-            new DataValidator<Alarm>() {
+            new DataValidator<>() {
 
                 @Override
                 protected void validateDataImpl(TenantId tenantId, Alarm alarm) {

dao/src/main/java/org/thingsboard/server/dao/entityview/EntityViewServiceImpl.java

@@ -44,7 +44,6 @@ import org.thingsboard.server.common.data.id.EntityViewId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.page.PageData;
 import org.thingsboard.server.common.data.page.PageLink;
-import org.thingsboard.server.common.data.page.TimePageLink;
 import org.thingsboard.server.common.data.relation.EntityRelation;
 import org.thingsboard.server.common.data.relation.EntitySearchDirection;
 import org.thingsboard.server.common.data.relation.RelationTypeGroup;

dao/src/main/java/org/thingsboard/server/dao/model/ModelConstants.java

@@ -257,6 +257,7 @@ public class ModelConstants {
     /**
      * Cassandra alarm constants.
      */
+    public static final String ENTITY_ALARM_COLUMN_FAMILY_NAME = "entity_alarm";
     public static final String ALARM_COLUMN_FAMILY_NAME = "alarm";
     public static final String ALARM_TENANT_ID_PROPERTY = TENANT_ID_PROPERTY;
     public static final String ALARM_CUSTOMER_ID_PROPERTY = CUSTOMER_ID_PROPERTY;

dao/src/main/java/org/thingsboard/server/dao/model/sql/EntityAlarmCompositeKey.java

@@ -0,0 +1,42 @@
+/**
+ * Copyright © 2016-2021 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.model.sql;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.thingsboard.server.common.data.alarm.EntityAlarm;
+
+import javax.persistence.Transient;
+import java.io.Serializable;
+import java.util.UUID;
+
+@NoArgsConstructor
+@AllArgsConstructor
+@Data
+public class EntityAlarmCompositeKey implements Serializable {
+
+    @Transient
+    private static final long serialVersionUID = -245388185894468450L;
+
+    private UUID entityId;
+    private UUID alarmId;
+
+    public EntityAlarmCompositeKey(EntityAlarm entityAlarm) {
+        this.entityId = entityAlarm.getEntityId().getId();
+        this.alarmId = entityAlarm.getAlarmId().getId();
+    }
+}

dao/src/main/java/org/thingsboard/server/dao/model/sql/EntityAlarmEntity.java

@@ -0,0 +1,99 @@
+/**
+ * Copyright © 2016-2021 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.model.sql;
+
+import lombok.Data;
+import org.thingsboard.server.common.data.alarm.EntityAlarm;
+import org.thingsboard.server.common.data.id.AlarmId;
+import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.EntityIdFactory;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.model.ToData;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.IdClass;
+import javax.persistence.Table;
+import java.util.UUID;
+
+import static org.thingsboard.server.dao.model.ModelConstants.CREATED_TIME_PROPERTY;
+import static org.thingsboard.server.dao.model.ModelConstants.CUSTOMER_ID_PROPERTY;
+import static org.thingsboard.server.dao.model.ModelConstants.ENTITY_ALARM_COLUMN_FAMILY_NAME;
+import static org.thingsboard.server.dao.model.ModelConstants.ENTITY_ID_COLUMN;
+import static org.thingsboard.server.dao.model.ModelConstants.ENTITY_TYPE_COLUMN;
+import static org.thingsboard.server.dao.model.ModelConstants.TENANT_ID_COLUMN;
+
+@Data
+@Entity
+@Table(name = ENTITY_ALARM_COLUMN_FAMILY_NAME)
+@IdClass(EntityAlarmCompositeKey.class)
+public final class EntityAlarmEntity implements ToData<EntityAlarm> {
+
+    @Column(name = TENANT_ID_COLUMN, columnDefinition = "uuid")
+    private UUID tenantId;
+
+    @Column(name = ENTITY_TYPE_COLUMN)
+    private String entityType;
+
+    @Id
+    @Column(name = ENTITY_ID_COLUMN, columnDefinition = "uuid")
+    private UUID entityId;
+
+    @Id
+    @Column(name = "alarm_id", columnDefinition = "uuid")
+    private UUID alarmId;
+
+    @Column(name = CREATED_TIME_PROPERTY)
+    private long createdTime;
+
+    @Column(name = "alarm_type")
+    private String alarmType;
+
+    @Column(name = CUSTOMER_ID_PROPERTY, columnDefinition = "uuid")
+    private UUID customerId;
+
+    public EntityAlarmEntity() {
+        super();
+    }
+
+    public EntityAlarmEntity(EntityAlarm entityAlarm) {
+        tenantId = entityAlarm.getTenantId().getId();
+        entityId = entityAlarm.getEntityId().getId();
+        entityType = entityAlarm.getEntityId().getEntityType().name();
+        alarmId = entityAlarm.getAlarmId().getId();
+        alarmType = entityAlarm.getAlarmType();
+        createdTime = entityAlarm.getCreatedTime();
+        if (entityAlarm.getCustomerId() != null) {
+            customerId = entityAlarm.getCustomerId().getId();
+        }
+    }
+
+    @Override
+    public EntityAlarm toData() {
+        EntityAlarm result = new EntityAlarm();
+        result.setTenantId(new TenantId(tenantId));
+        result.setEntityId(EntityIdFactory.getByTypeAndUuid(entityType, entityId));
+        result.setAlarmId(new AlarmId(alarmId));
+        result.setAlarmType(alarmType);
+        result.setCreatedTime(createdTime);
+        if (customerId != null) {
+            result.setCustomerId(new CustomerId(customerId));
+        }
+        return result;
+    }
+
+}

dao/src/main/java/org/thingsboard/server/dao/sql/alarm/AlarmRepository.java

@@ -42,47 +42,28 @@ public interface AlarmRepository extends CrudRepository<AlarmEntity, UUID> {
                                                     Pageable pageable);
 
     @Query(value = "SELECT new org.thingsboard.server.dao.model.sql.AlarmInfoEntity(a) FROM AlarmEntity a " +
-            "LEFT JOIN RelationEntity re ON a.id = re.toId " +
+            "LEFT JOIN EntityAlarmEntity ea ON a.id = ea.alarmId " +
-            "AND re.relationTypeGroup = 'ALARM' " +
-            "AND re.toType = 'ALARM' " +
-            "AND re.fromId = :affectedEntityId " +
-            "AND re.fromType = :affectedEntityType " +
             "WHERE a.tenantId = :tenantId " +
-            "AND (a.originatorId = :affectedEntityId or re.fromId IS NOT NULL) " +
+            "AND ea.tenantId = :tenantId " +
-            "AND (:startTime IS NULL OR a.createdTime >= :startTime) " +
+            "AND ea.entityId = :affectedEntityId " +
-            "AND (:endTime IS NULL OR a.createdTime <= :endTime) " +
+            "AND ea.entityType = :affectedEntityType " +
+            "AND (:startTime IS NULL OR (a.createdTime >= :startTime AND ea.createdTime >= :startTime)) " +
+            "AND (:endTime IS NULL OR (a.createdTime <= :endTime AND ea.createdTime <= :endTime)) " +
             "AND ((:alarmStatuses) IS NULL OR a.status in (:alarmStatuses)) " +
             "AND (LOWER(a.type) LIKE LOWER(CONCAT('%', :searchText, '%')) " +
             "  OR LOWER(a.severity) LIKE LOWER(CONCAT('%', :searchText, '%')) " +
             "  OR LOWER(a.status) LIKE LOWER(CONCAT('%', :searchText, '%'))) "
             ,
             countQuery = "" +
-                    "SELECT count(a) + " + //alarms with relations only
+                    "SELECT count(a) " + //alarms with relations only
-                    " (SELECT count(a) FROM AlarmEntity a " + //alarms WITHOUT any relations
-                    "    LEFT JOIN RelationEntity re ON a.id = re.toId " +
-                    "    AND re.relationTypeGroup = 'ALARM' " +
-                    "    AND re.toType = 'ALARM' " +
-                    "    AND re.fromId = :affectedEntityId " +
-                    "    AND re.fromType = :affectedEntityType " +
-                    "    WHERE a.tenantId = :tenantId " +
-                    "    AND (a.originatorId = :affectedEntityId) " +
-                    "    AND (re.fromId IS NULL) " + //anti join
-                    "    AND (:startTime IS NULL OR a.createdTime >= :startTime) " +
-                    "    AND (:endTime IS NULL OR a.createdTime <= :endTime) " +
-                    "    AND ((:alarmStatuses) IS NULL OR a.status in (:alarmStatuses)) " +
-                    "    AND (LOWER(a.type) LIKE LOWER(CONCAT('%', :searchText, '%')) " +
-                    "    OR LOWER(a.severity) LIKE LOWER(CONCAT('%', :searchText, '%')) " +
-                    "    OR LOWER(a.status) LIKE LOWER(CONCAT('%', :searchText, '%'))) " +
-                    " )" +
                     "FROM AlarmEntity a " +
-                    "INNER JOIN RelationEntity re ON a.id = re.toId " +
+                    "LEFT JOIN EntityAlarmEntity ea ON a.id = ea.alarmId " +
-                    "AND re.relationTypeGroup = 'ALARM' " +
-                    "AND re.toType = 'ALARM' " +
-                    "AND re.fromId = :affectedEntityId " +
-                    "AND re.fromType = :affectedEntityType " +
                     "WHERE a.tenantId = :tenantId " +
-                    "AND (:startTime IS NULL OR a.createdTime >= :startTime) " +
+                    "AND ea.tenantId = :tenantId " +
-                    "AND (:endTime IS NULL OR a.createdTime <= :endTime) " +
+                    "AND ea.entityId = :affectedEntityId " +
+                    "AND ea.entityType = :affectedEntityType " +
+                    "AND (:startTime IS NULL OR (a.createdTime >= :startTime AND ea.createdTime >= :startTime)) " +
+                    "AND (:endTime IS NULL OR (a.createdTime <= :endTime AND ea.createdTime <= :endTime)) " +
                     "AND ((:alarmStatuses) IS NULL OR a.status in (:alarmStatuses)) " +
                     "AND (LOWER(a.type) LIKE LOWER(CONCAT('%', :searchText, '%')) " +
                     "  OR LOWER(a.severity) LIKE LOWER(CONCAT('%', :searchText, '%')) " +
@@ -149,13 +130,11 @@ public interface AlarmRepository extends CrudRepository<AlarmEntity, UUID> {
                                              Pageable pageable);
 
     @Query(value = "SELECT a.severity FROM AlarmEntity a " +
-            "LEFT JOIN RelationEntity re ON a.id = re.toId " +
+            "LEFT JOIN EntityAlarmEntity ea ON a.id = ea.alarmId " +
-            "AND re.relationTypeGroup = 'ALARM' " +
-            "AND re.toType = 'ALARM' " +
-            "AND re.fromId = :affectedEntityId " +
-            "AND re.fromType = :affectedEntityType " +
             "WHERE a.tenantId = :tenantId " +
-            "AND (a.originatorId = :affectedEntityId or re.fromId IS NOT NULL) " +
+            "AND ea.tenantId = :tenantId " +
+            "AND ea.entityId = :affectedEntityId " +
+            "AND ea.entityType = :affectedEntityType " +
             "AND ((:alarmStatuses) IS NULL OR a.status in (:alarmStatuses))")
     Set<AlarmSeverity> findAlarmSeverities(@Param("tenantId") UUID tenantId,
                                            @Param("affectedEntityId") UUID affectedEntityId,

dao/src/main/java/org/thingsboard/server/dao/sql/alarm/EntityAlarmRepository.java

@@ -0,0 +1,29 @@
+/**
+ * Copyright © 2016-2021 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.dao.sql.alarm;
+
+import org.springframework.data.repository.CrudRepository;
+import org.thingsboard.server.dao.model.sql.EntityAlarmCompositeKey;
+import org.thingsboard.server.dao.model.sql.EntityAlarmEntity;
+
+import java.util.List;
+import java.util.UUID;
+
+public interface EntityAlarmRepository extends CrudRepository<EntityAlarmEntity, EntityAlarmCompositeKey> {
+
+    List<EntityAlarmEntity> findAllByAlarmId(UUID alarmId);
+
+}

dao/src/main/java/org/thingsboard/server/dao/sql/alarm/JpaAlarmDao.java

@@ -26,6 +26,7 @@ import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.alarm.AlarmQuery;
 import org.thingsboard.server.common.data.alarm.AlarmSeverity;
 import org.thingsboard.server.common.data.alarm.AlarmStatus;
+import org.thingsboard.server.common.data.alarm.EntityAlarm;
 import org.thingsboard.server.common.data.id.AlarmId;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.EntityId;
@@ -37,6 +38,7 @@ import org.thingsboard.server.common.data.query.AlarmDataQuery;
 import org.thingsboard.server.dao.DaoUtil;
 import org.thingsboard.server.dao.alarm.AlarmDao;
 import org.thingsboard.server.dao.model.sql.AlarmEntity;
+import org.thingsboard.server.dao.model.sql.EntityAlarmEntity;
 import org.thingsboard.server.dao.relation.RelationDao;
 import org.thingsboard.server.dao.sql.JpaAbstractDao;
 import org.thingsboard.server.dao.sql.query.AlarmQueryRepository;
@@ -62,7 +64,7 @@ public class JpaAlarmDao extends JpaAbstractDao<AlarmEntity, Alarm> implements A
     private AlarmQueryRepository alarmQueryRepository;
 
     @Autowired
-    private RelationDao relationDao;
+    private EntityAlarmRepository entityAlarmRepository;
 
     @Override
     protected Class<AlarmEntity> getEntityClass() {
@@ -169,4 +171,16 @@ public class JpaAlarmDao extends JpaAbstractDao<AlarmEntity, Alarm> implements A
         return DaoUtil.pageToPageData(alarmRepository.findAlarmsIdsByEndTsBeforeAndTenantId(time, tenantId.getId(), DaoUtil.toPageable(pageLink)))
                 .mapData(AlarmId::new);
     }
+
+    @Override
+    public void createEntityAlarmRecord(EntityAlarm entityAlarm) {
+        log.debug("Saving entity {}", entityAlarm);
+        entityAlarmRepository.save(new EntityAlarmEntity(entityAlarm));
+    }
+
+    @Override
+    public List<EntityAlarm> findEntityAlarmRecords(TenantId tenantId, AlarmId id) {
+        log.trace("[{}] Try to find entity alarm records using [{}]", tenantId, id);
+        return DaoUtil.convertDataList(entityAlarmRepository.findAllByAlarmId(id.getId()));
+    }
 }

dao/src/main/java/org/thingsboard/server/dao/sql/query/DefaultAlarmQueryRepository.java

@@ -105,7 +105,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
             " a.propagate_relation_types as propagate_relation_types, " +
             " a.type as type," + SELECT_ORIGINATOR_NAME + ", ";
 
-    private static final String JOIN_RELATIONS = "left join relation r on r.relation_type_group = 'ALARM' and r.relation_type = 'ANY' and a.id = r.to_id and r.from_id in (:entity_ids)";
+    private static final String JOIN_ENTITY_ALARMS = "inner join entity_alarm ea on a.id = ea.alarm_id";
 
     protected final NamedParameterJdbcTemplate jdbcTemplate;
     private final TransactionTemplate transactionTemplate;
@@ -132,8 +132,8 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
             StringBuilder joinPart = new StringBuilder();
             boolean addAnd = false;
             if (pageLink.isSearchPropagatedAlarms()) {
-                selectPart.append(" CASE WHEN r.from_id IS NULL THEN a.originator_id ELSE r.from_id END as entity_id ");
+                selectPart.append(" ea.entity_id as entity_id ");
-                fromPart.append(JOIN_RELATIONS);
+                fromPart.append(JOIN_ENTITY_ALARMS);
                 wherePart.append(buildPermissionsQuery(tenantId, customerId, ctx));
                 addAnd = true;
             } else {
@@ -145,7 +145,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
                 sortPart.append(alarmFieldColumnMap.getOrDefault(sortOrderKey, sortOrderKey))
                         .append(" ").append(sortOrder.getDirection().name());
                 if (pageLink.isSearchPropagatedAlarms()) {
-                    wherePart.append(" and (a.originator_id in (:entity_ids) or r.from_id IS NOT NULL)");
+                    wherePart.append(" and ea.entity_id in (:entity_ids)");
                 } else {
                     addAndIfNeeded(wherePart, addAnd);
                     addAnd = true;
@@ -166,7 +166,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
                 }
                 joinPart.append(" as e(id, priority)) e ");
                 if (pageLink.isSearchPropagatedAlarms()) {
-                    joinPart.append("on (r.from_id IS NULL and a.originator_id = e.id) or (r.from_id IS NOT NULL and r.from_id = e.id)");
+                    joinPart.append("on ea.entity_id = e.id");
                 } else {
                     joinPart.append("on a.originator_id = e.id");
                 }
@@ -188,6 +188,9 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
                 addAnd = true;
                 ctx.addLongParameter("startTime", startTs);
                 wherePart.append("a.created_time >= :startTime");
+                if (pageLink.isSearchPropagatedAlarms()) {
+                    wherePart.append(" and ea.created_time >= :startTime");
+                }
             }
 
             if (endTs > 0) {
@@ -195,6 +198,9 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
                 addAnd = true;
                 ctx.addLongParameter("endTime", endTs);
                 wherePart.append("a.created_time <= :endTime");
+                if (pageLink.isSearchPropagatedAlarms()) {
+                    wherePart.append(" and ea.created_time <= :endTime");
+                }
             }
 
             if (pageLink.getTypeList() != null && !pageLink.getTypeList().isEmpty()) {
@@ -202,6 +208,9 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
                 addAnd = true;
                 ctx.addStringListParameter("alarmTypes", pageLink.getTypeList());
                 wherePart.append("a.type in (:alarmTypes)");
+                if (pageLink.isSearchPropagatedAlarms()) {
+                    wherePart.append(" and ea.alarm_type in (:alarmTypes)");
+                }
             }
 
             if (pageLink.getSeverityList() != null && !pageLink.getSeverityList().isEmpty()) {
@@ -279,7 +288,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
     private String buildPermissionsQuery(TenantId tenantId, CustomerId customerId, QueryContext ctx) {
         StringBuilder permissionsQuery = new StringBuilder();
         ctx.addUuidParameter("permissions_tenant_id", tenantId.getId());
-        permissionsQuery.append(" a.tenant_id = :permissions_tenant_id ");
+        permissionsQuery.append(" a.tenant_id = :permissions_tenant_id and ea.tenant_id = :permissions_tenant_id ");
 /*
       No need to check the customer id, because we already use entity id list that passed security check when we were evaluating the data query.
  */

dao/src/main/java/org/thingsboard/server/dao/sql/query/DefaultQueryLogComponent.java

@@ -33,7 +33,7 @@ public class DefaultQueryLogComponent implements QueryLogComponent {
     @Override
     public void logQuery(QueryContext ctx, String query, long duration) {
         if (logSqlQueries && duration > logQueriesThreshold) {
-            log.info("QUERY: {} took {}ms", query, duration);
+            log.info("QUERY: {} took {} ms", query, duration);
             Arrays.asList(ctx.getParameterNames()).forEach(param -> log.info("QUERY PARAM: {} -> {}", param, ctx.getValue(param)));
         }
     }

dao/src/main/resources/sql/schema-entities-hsql.sql

@@ -43,6 +43,18 @@ CREATE TABLE IF NOT EXISTS alarm (
     type varchar(255)
 );
 
+CREATE TABLE IF NOT EXISTS entity_alarm (
+    tenant_id uuid NOT NULL,
+    entity_type varchar(32),
+    entity_id uuid NOT NULL,
+    created_time bigint NOT NULL,
+    alarm_type varchar(255) NOT NULL,
+    customer_id uuid,
+    alarm_id uuid,
+    CONSTRAINT entity_alarm_pkey PRIMARY KEY(entity_id, alarm_id),
+    CONSTRAINT fk_entity_alarm_id FOREIGN KEY (alarm_id) REFERENCES alarm(id) ON DELETE CASCADE
+);
+
 CREATE TABLE IF NOT EXISTS asset (
     id uuid NOT NULL CONSTRAINT asset_pkey PRIMARY KEY,
     created_time bigint NOT NULL,

dao/src/main/resources/sql/schema-entities-idx.sql

@@ -20,8 +20,12 @@ CREATE INDEX IF NOT EXISTS idx_alarm_originator_created_time ON alarm(originator
 
 CREATE INDEX IF NOT EXISTS idx_alarm_tenant_created_time ON alarm(tenant_id, created_time DESC);
 
+CREATE INDEX IF NOT EXISTS idx_alarm_tenant_status_created_time ON alarm(tenant_id, status, created_time DESC);
+
 CREATE INDEX IF NOT EXISTS idx_alarm_tenant_alarm_type_created_time ON alarm(tenant_id, type, created_time DESC);
 
+CREATE INDEX IF NOT EXISTS idx_entity_alarm_created_time ON entity_alarm(tenant_id, entity_id, created_time DESC);
+
 CREATE INDEX IF NOT EXISTS idx_relation_to_id ON relation(relation_type_group, to_type, to_id);
 
 CREATE INDEX IF NOT EXISTS idx_relation_from_id ON relation(relation_type_group, from_type, from_id);

dao/src/main/resources/sql/schema-entities.sql

@@ -58,6 +58,18 @@ CREATE TABLE IF NOT EXISTS alarm (
     type varchar(255)
 );
 
+CREATE TABLE IF NOT EXISTS entity_alarm (
+    tenant_id uuid NOT NULL,
+    entity_type varchar(32),
+    entity_id uuid NOT NULL,
+    created_time bigint NOT NULL,
+    alarm_type varchar(255) NOT NULL,
+    customer_id uuid,
+    alarm_id uuid,
+    CONSTRAINT entity_alarm_pkey PRIMARY KEY(entity_id, alarm_id),
+    CONSTRAINT fk_entity_alarm_id FOREIGN KEY (alarm_id) REFERENCES alarm(id) ON DELETE CASCADE
+);
+
 CREATE TABLE IF NOT EXISTS asset (
     id uuid NOT NULL CONSTRAINT asset_pkey PRIMARY KEY,
     created_time bigint NOT NULL,

dao/src/test/java/org/thingsboard/server/dao/service/BaseAlarmServiceTest.java

@@ -612,16 +612,6 @@ public abstract class BaseAlarmServiceTest extends AbstractServiceTest {
         Assert.assertEquals(1, alarms.getData().size());
         Assert.assertEquals(created, alarms.getData().get(0));
 
-        List<EntityRelation> toAlarmRelations = relationService.findByTo(tenantId, created.getId(), RelationTypeGroup.ALARM);
-        Assert.assertEquals(1, toAlarmRelations.size());
-
-        List<EntityRelation> fromChildRelations = relationService.findByFrom(tenantId, childId, RelationTypeGroup.ALARM);
-        Assert.assertEquals(0, fromChildRelations.size());
-
-        List<EntityRelation> fromParentRelations = relationService.findByFrom(tenantId, parentId, RelationTypeGroup.ALARM);
-        Assert.assertEquals(1, fromParentRelations.size());
-
-
         Assert.assertTrue("Alarm was not deleted when expected", alarmService.deleteAlarm(tenantId, created.getId()).isSuccessful());
 
         Alarm fetched = alarmService.findAlarmByIdAsync(tenantId, created.getId()).get();
@@ -647,14 +637,5 @@ public abstract class BaseAlarmServiceTest extends AbstractServiceTest {
         Assert.assertNotNull(alarms.getData());
         Assert.assertEquals(0, alarms.getData().size());
 
-        toAlarmRelations = relationService.findByTo(tenantId, created.getId(), RelationTypeGroup.ALARM);
-        Assert.assertEquals(0, toAlarmRelations.size());
-
-        fromChildRelations = relationService.findByFrom(tenantId, childId, RelationTypeGroup.ALARM);
-        Assert.assertEquals(0, fromChildRelations.size());
-
-        fromParentRelations = relationService.findByFrom(tenantId, childId, RelationTypeGroup.ALARM);
-        Assert.assertEquals(0, fromParentRelations.size());
-
     }
 }

dao/src/test/resources/sql/hsql/drop-all-tables.sql

@@ -1,4 +1,5 @@
 DROP TABLE IF EXISTS admin_settings;
+DROP TABLE IF EXISTS entity_alarm;
 DROP TABLE IF EXISTS alarm;
 DROP TABLE IF EXISTS asset;
 DROP TABLE IF EXISTS audit_log;

dao/src/test/resources/sql/psql/drop-all-tables.sql

@@ -1,4 +1,5 @@
 DROP TABLE IF EXISTS admin_settings;
+DROP TABLE IF EXISTS entity_alarm;
 DROP TABLE IF EXISTS alarm;
 DROP TABLE IF EXISTS asset;
 DROP TABLE IF EXISTS audit_log;

dao/src/test/resources/sql/timescale/drop-all-tables.sql

@@ -1,4 +1,5 @@
 DROP TABLE IF EXISTS admin_settings;
+DROP TABLE IF EXISTS entity_alarm;
 DROP TABLE IF EXISTS alarm;
 DROP TABLE IF EXISTS asset;
 DROP TABLE IF EXISTS audit_log;