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* add logic to skip partition creation if not needed Signed-off-by: Jesse Nelson <jesse@swirldslabs.com>
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hedera-mirror-importer/src/main/java/com/hedera/mirror/importer/db/PartitionInfo.java
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| /* | ||
| * Copyright (C) 2023 Hedera Hashgraph, LLC | ||
| * | ||
| * 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 com.hedera.mirror.importer.db; | ||
|
|
||
| import lombok.AllArgsConstructor; | ||
| import lombok.Builder; | ||
| import lombok.Data; | ||
| import lombok.NoArgsConstructor; | ||
|
|
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| @Data | ||
| @Builder | ||
| @NoArgsConstructor | ||
| @AllArgsConstructor | ||
| class PartitionInfo { | ||
| private String parentTable; | ||
| private String partitionColumn; | ||
| private long nextFrom; | ||
| private long nextTo; | ||
| private long maxEntityId; | ||
| private boolean timePartition; | ||
| } |
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...porter/src/main/java/com/hedera/mirror/importer/db/PartitionMaintenanceConfiguration.java
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| /* | ||
| * Copyright (C) 2023 Hedera Hashgraph, LLC | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
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| package com.hedera.mirror.importer.db; | ||
|
|
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| import lombok.Data; | ||
| import org.springframework.boot.context.properties.ConfigurationProperties; | ||
|
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| @ConfigurationProperties("hedera.mirror.importer.db.maintenance") | ||
| @Data | ||
| class PartitionMaintenanceConfiguration { | ||
| private String timePartitionInterval = "1 month"; | ||
| private String idPartitionInterval = ".001 seconds"; | ||
| private double maxEntityIdRatio = 2.0; | ||
| } |
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...ror-importer/src/main/java/com/hedera/mirror/importer/db/PartitionMaintenanceService.java
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| /* | ||
| * Copyright (C) 2023 Hedera Hashgraph, LLC | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
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| package com.hedera.mirror.importer.db; | ||
|
|
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| import static jakarta.transaction.Transactional.TxType.REQUIRES_NEW; | ||
|
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| import jakarta.inject.Named; | ||
| import jakarta.transaction.Transactional; | ||
| import java.time.*; | ||
| import java.time.format.DateTimeFormatter; | ||
| import java.util.List; | ||
| import lombok.CustomLog; | ||
| import lombok.RequiredArgsConstructor; | ||
| import org.apache.commons.lang3.BooleanUtils; | ||
| import org.springframework.dao.DataAccessException; | ||
| import org.springframework.jdbc.core.DataClassRowMapper; | ||
| import org.springframework.jdbc.core.JdbcTemplate; | ||
| import org.springframework.retry.annotation.Retryable; | ||
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|
||
| @Named | ||
| @RequiredArgsConstructor | ||
| @CustomLog | ||
| public class PartitionMaintenanceService { | ||
| private static final String TIMESTAMP_PARTITION_COLUMN_NAME_PATTERN = "^(.*_timestamp|consensus_end)$"; | ||
| private static final ZoneId PARTITION_BOUND_TIMEZONE = ZoneId.of("UTC"); | ||
| private static final DateTimeFormatter CITUS_TIME_PARTITION_NAME_FORMATTER = | ||
| DateTimeFormatter.ofPattern("'_p'yyyy_MM_dd_HHmmss").withZone(PARTITION_BOUND_TIMEZONE); | ||
| private static final String TABLE_INFO_QUERY = "SELECT " | ||
| + " tp.parent_table, " | ||
| + " tp.partition_column, " | ||
| + " max(tp.to_value::bigint) as next_from, " | ||
| + " case when tp.partition_column::varchar ~ '" | ||
| + TIMESTAMP_PARTITION_COLUMN_NAME_PATTERN + "'" | ||
| + " then extract(epoch from (to_timestamp(max(tp.to_value::bigint / 1000000000.0)) + (?::interval))) * 1000000000 " | ||
| + " else extract(epoch from (to_timestamp(max(tp.to_value::bigint / 1000000000.0)) + (?::interval))) * 1000000000 " | ||
| + " end as next_to, " | ||
| + " (tp.partition_column::varchar ~ '" + TIMESTAMP_PARTITION_COLUMN_NAME_PATTERN | ||
| + "') as time_partition," | ||
| + " (select COALESCE(max(id), 1) from entity) as max_entity_id" | ||
| + " from time_partitions tp group by tp.parent_table, tp.partition_column"; | ||
|
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| private static final String CREATE_TIME_PARTITIONS_SQL = "select create_time_partitions(table_name := ?," | ||
| + " partition_interval := ?::interval," | ||
| + " start_from := ?," | ||
| + " end_at := ?)"; | ||
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| private final JdbcTemplate jdbcTemplate; | ||
| private final PartitionMaintenanceConfiguration maintenanceConfig; | ||
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| protected List<PartitionInfo> getNextPartitions() { | ||
| return jdbcTemplate.query( | ||
| TABLE_INFO_QUERY, | ||
| new DataClassRowMapper<>(PartitionInfo.class), | ||
| maintenanceConfig.getTimePartitionInterval(), | ||
| maintenanceConfig.getIdPartitionInterval()); | ||
| } | ||
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| @Transactional(REQUIRES_NEW) | ||
| @Retryable(retryFor = DataAccessException.class) | ||
| protected boolean createPartition(PartitionInfo partitionInfo) { | ||
| LocalDateTime start = LocalDateTime.ofInstant( | ||
| Instant.ofEpochSecond(0L, partitionInfo.getNextFrom()), PARTITION_BOUND_TIMEZONE); | ||
| LocalDateTime end = | ||
| LocalDateTime.ofInstant(Instant.ofEpochSecond(0L, partitionInfo.getNextTo()), PARTITION_BOUND_TIMEZONE); | ||
| Duration partitionDuration = Duration.between(start, end); | ||
|
|
||
| // will always premake one timePartition | ||
| boolean makeTimePartition = partitionInfo.isTimePartition() | ||
| && LocalDateTime.now(PARTITION_BOUND_TIMEZONE) | ||
| .plus(partitionDuration) | ||
| .isAfter(start); | ||
| boolean makeIdPartition = !partitionInfo.isTimePartition() | ||
| && partitionInfo.getMaxEntityId() * maintenanceConfig.getMaxEntityIdRatio() | ||
| >= partitionInfo.getNextFrom(); | ||
| boolean skipPartition = !(makeIdPartition || makeTimePartition); | ||
| if (skipPartition) { | ||
| log.info("No new partition needed. Skipping creation for partition {}", partitionInfo); | ||
| return false; | ||
| } | ||
| String interval = partitionInfo.isTimePartition() | ||
| ? maintenanceConfig.getTimePartitionInterval() | ||
| : maintenanceConfig.getIdPartitionInterval(); | ||
| boolean created = BooleanUtils.isTrue(jdbcTemplate.queryForObject( | ||
| CREATE_TIME_PARTITIONS_SQL, Boolean.class, partitionInfo.getParentTable(), interval, start, end)); | ||
|
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| if (created && !partitionInfo.isTimePartition()) { | ||
| // Work around granularity issue of citus partitionInfo names | ||
| String createdPartitionName = | ||
| partitionInfo.getParentTable() + CITUS_TIME_PARTITION_NAME_FORMATTER.format(start); | ||
| long partitionCount = partitionInfo.getNextFrom() / partitionDuration.toNanos(); | ||
| String updatePartitionNameSql = String.format( | ||
| "alter table %s rename to %s_p%d", | ||
| createdPartitionName, partitionInfo.getParentTable(), partitionCount); | ||
| jdbcTemplate.execute(updatePartitionNameSql); | ||
| log.info("Renamed partition: {}", updatePartitionNameSql); | ||
| } | ||
| log.info("Partition {} created {}", partitionInfo, created); | ||
| return created; | ||
| } | ||
| } |
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