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Fix a slow query on channel timeline (#6663)

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Takeshi Umeda 2020-08-20 17:17:55 +09:00 committed by GitHub
parent 8f1e0a483c
commit 40c3f3d764
1 changed files with 16 additions and 0 deletions
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16
migration/1597893996136-ChannelNoteIdDescIndex.ts Normal file
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import {MigrationInterface, QueryRunner} from "typeorm";
export class ChannelNoteIdDescIndex1597893996136 implements MigrationInterface {
name = 'ChannelNoteIdDescIndex1597893996136'
public async up(queryRunner: QueryRunner): Promise<void> {
await queryRunner.query(`DROP INDEX "IDX_f22169eb10657bded6d875ac8f"`);
await queryRunner.query(`CREATE INDEX "IDX_note_on_channelId_and_id_desc" ON "note" ("channelId", "id" desc)`);
}
public async down(queryRunner: QueryRunner): Promise<void> {
await queryRunner.query(`DROP INDEX "IDX_note_on_channelId_and_id_desc"`);
await queryRunner.query(`CREATE INDEX "IDX_f22169eb10657bded6d875ac8f" ON "note" ("channelId") `);
}
}