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bulk client stat updates

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Benjamin Wilson
2025-02-25 19:02:38 -05:00
parent 637d30f1a5
commit f465b837f5
4 changed files with 66 additions and 28 deletions
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src/ORM/client-statistics/client-statistics.service.ts
+50 -7
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@@ -8,6 +8,8 @@ import { ClientStatisticsEntity } from './client-statistics.entity';
@Injectable()
export class ClientStatisticsService {
private bulkAsyncUpdates: Partial<ClientStatisticsEntity>[] = [];
constructor(
@InjectDataSource()
@@ -18,16 +20,57 @@ export class ClientStatisticsService {
}
public async update(clientStatistic: Partial<ClientStatisticsEntity>) {
// public async update(clientStatistic: Partial<ClientStatisticsEntity>) {
await this.clientStatisticsRepository.update({ clientId: clientStatistic.clientId, time: clientStatistic.time },
{
shares: clientStatistic.shares,
acceptedCount: clientStatistic.acceptedCount,
updatedAt: new Date()
});
// await this.clientStatisticsRepository.update({ clientId: clientStatistic.clientId, time: clientStatistic.time },
// {
// shares: clientStatistic.shares,
// acceptedCount: clientStatistic.acceptedCount,
// updatedAt: new Date()
// });
// }
public async updateBulkAsync(clientStatistic: Partial<ClientStatisticsEntity>, lastSeenIndex: number) {
if(this.bulkAsyncUpdates.length > lastSeenIndex && this.bulkAsyncUpdates[lastSeenIndex].clientId == clientStatistic.clientId && this.bulkAsyncUpdates[lastSeenIndex].time == clientStatistic.time){
this.bulkAsyncUpdates[lastSeenIndex].shares = clientStatistic.shares;
this.bulkAsyncUpdates[lastSeenIndex].acceptedCount = clientStatistic.acceptedCount;
return lastSeenIndex;
}
return this.bulkAsyncUpdates.push(clientStatistic) - 1;
}
public async doBulkAsyncUpdate(){
// Step 1: Prepare data for bulk update
const values = this.bulkAsyncUpdates.map(stat =>
`('${stat.clientId}', ${stat.time}, ${stat.shares || 0}, ${stat.acceptedCount || 0}, NOW())`
).join(',');
// Step 2: Use a temp table and single UPDATE
await this.clientStatisticsRepository.query(`
CREATE TEMP TABLE temp_stats (
clientId UUID,
time BIGINT,
shares INT,
acceptedCount INT,
updatedAt TIMESTAMP
) ON COMMIT DROP;
INSERT INTO temp_stats (clientId, time, shares, acceptedCount, updatedAt)
VALUES ${values};
UPDATE "client_statistics_entity" cse
SET shares = ts.shares,
acceptedCount = ts.acceptedCount,
updatedAt = ts.updatedAt
FROM temp_stats ts
WHERE cse.clientId = ts.clientId AND cse.time = ts.time;
`);
this.bulkAsyncUpdates = [];
}
public async insert(clientStatistic: Partial<ClientStatisticsEntity>) {
await this.clientStatisticsRepository.insert(clientStatistic);
}