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merge: Rework queries and add indexes to improve timeline performance (!1091)

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View MR for information: https://activitypub.software/TransFem-org/Sharkey/-/merge_requests/1091

Approved-by: dakkar <dakkar@thenautilus.net>
Approved-by: Marie <github@yuugi.dev>
This commit is contained in:
Hazelnoot
2025-06-04 12:40:13 +00:00
parent 52c9a94614 97f8e054ce
commit dae544b353
33 changed files with 743 additions and 548 deletions
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packages/backend/migration/1748990452958-replace_note-userHost_index.js
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/*
* SPDX-FileCopyrightText: hazelnoot and other Sharkey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
export class ReplaceNoteUserHostIndex1748990452958 {
name = 'ReplaceNoteUserHostIndex1748990452958'
async up(queryRunner) {
await queryRunner.query(`DROP INDEX "public"."IDX_7125a826ab192eb27e11d358a5"`);
await queryRunner.query(`
create index "IDX_note_userHost_id"
on "note" ("userHost", "id" desc)
nulls not distinct`);
await queryRunner.query(`comment on index "IDX_note_userHost_id" is 'User host with ID included'`);
}
async down(queryRunner) {
await queryRunner.query(`drop index if exists "IDX_note_userHost_id"`);
await queryRunner.query(`CREATE INDEX "IDX_7125a826ab192eb27e11d358a5" ON "note" ("userHost") `);
}
}
packages/backend/migration/1748990662839-fix-IDX_instance_host_key.js
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/*
* SPDX-FileCopyrightText: hazelnoot and other Sharkey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
export class FixIDXInstanceHostKey1748990662839 {
async up(queryRunner) {
// must include host for index-only scans: https://www.postgresql.org/docs/current/indexes-index-only-scans.html
await queryRunner.query(`DROP INDEX "public"."IDX_instance_host_key"`);
await queryRunner.query(`
create index "IDX_instance_host_key"
on "instance" ((lower(reverse("host"::text)) || '.'::text) text_pattern_ops)
include ("host")
`);
await queryRunner.query(`comment on index "IDX_instance_host_key" is 'Expression index for finding instances by base domain'`);
}
async down(queryRunner) {
await queryRunner.query(`DROP INDEX "public"."IDX_instance_host_key"`);
await queryRunner.query(`CREATE UNIQUE INDEX "IDX_instance_host_key" ON "instance" (((lower(reverse("host")) || '.')::text) text_pattern_ops)`);
}
}
packages/backend/migration/1748991828473-create-IDX_note_for_timelines.js
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/*
* SPDX-FileCopyrightText: hazelnoot and other Sharkey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
export class CreateIDXNoteForTimelines1748991828473 {
async up(queryRunner) {
await queryRunner.query(`
create index "IDX_note_for_timelines"
on "note" ("id" desc, "channelId", "visibility", "userHost")
include ("userId", "userHost", "replyId", "replyUserId", "replyUserHost", "renoteId", "renoteUserId", "renoteUserHost")
NULLS NOT DISTINCT`);
await queryRunner.query(`comment on index "IDX_note_for_timelines" is 'Covering index for timeline queries'`);
}
async down(queryRunner) {
await queryRunner.query(`DROP INDEX "IDX_note_for_timelines"`);
}
}
packages/backend/migration/1748992017688-create-IDX_instance_host_filters.js
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/*
* SPDX-FileCopyrightText: hazelnoot and other Sharkey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
export class CreateIDXInstanceHostFilters1748992017688 {
async up(queryRunner) {
await queryRunner.query(`
create index "IDX_instance_host_filters"
on "instance" ("host", "isBlocked", "isSilenced", "isMediaSilenced", "isAllowListed", "isBubbled", "suspensionState")`);
await queryRunner.query(`comment on index "IDX_instance_host_filters" is 'Covering index for host filter queries'`);
}
async down(queryRunner) {
await queryRunner.query(`DROP INDEX "IDX_instance_host_filters"`);
}
}
packages/backend/migration/1748992128683-create-statistics.js
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/*
* SPDX-FileCopyrightText: hazelnoot and other Sharkey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
export class CreateStatistics1748992128683 {
async up(queryRunner) {
await queryRunner.query(`CREATE STATISTICS "STTS_instance_isBlocked_isBubbled" (mcv) ON "isBlocked", "isBubbled" FROM "instance"`);
await queryRunner.query(`CREATE STATISTICS "STTS_instance_isBlocked_isSilenced" (mcv) ON "isBlocked", "isSilenced" FROM "instance"`);
await queryRunner.query(`CREATE STATISTICS "STTS_note_replyId_replyUserId_replyUserHost" (dependencies) ON "replyId", "replyUserId", "replyUserHost" FROM "note"`)
await queryRunner.query(`CREATE STATISTICS "STTS_note_renoteId_renoteUserId_renoteUserHost" (dependencies) ON "renoteId", "renoteUserId", "renoteUserHost" FROM "note"`);
await queryRunner.query(`CREATE STATISTICS "STTS_note_userId_userHost" (mcv) ON "userId", "userHost" FROM "note"`);
await queryRunner.query(`CREATE STATISTICS "STTS_note_replyUserId_replyUserHost" (mcv) ON "replyUserId", "replyUserHost" FROM "note"`);
await queryRunner.query(`CREATE STATISTICS "STTS_note_renoteUserId_renoteUserHost" (mcv) ON "renoteUserId", "renoteUserHost" FROM "note"`);
await queryRunner.query(`ANALYZE "note", "instance"`);
}
async down(queryRunner) {
await queryRunner.query(`DROP STATISTICS "STTS_instance_isBlocked_isBubbled"`);
await queryRunner.query(`DROP STATISTICS "STTS_instance_isBlocked_isSilenced"`);
await queryRunner.query(`DROP STATISTICS "STTS_note_replyId_replyUserId_replyUserHost"`);
await queryRunner.query(`DROP STATISTICS "STTS_note_renoteId_renoteUserId_renoteUserHost"`);
await queryRunner.query(`DROP STATISTICS "STTS_note_userId_userHost"`);
await queryRunner.query(`DROP STATISTICS "STTS_note_replyUserId_replyUserHost"`);
await queryRunner.query(`DROP STATISTICS "STTS_note_renoteUserId_renoteUserHost"`);
await queryRunner.query(`ANALYZE "note", "instance"`);
}
}