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tweaks

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mertalev 2024-11-20 14:49:28 -05:00
parent 876893c823
commit 259f5d127d
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2 changed files with 36 additions and 24 deletions
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17
server/src/migrations/1732128889378-RemoveStrictKeywordFromEarthFunction.ts Normal file
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@ -0,0 +1,17 @@
import { MigrationInterface, QueryRunner } from 'typeorm';
export class RemoveStrictKeywordFromEarthFunction1732128889378 implements MigrationInterface {
public async up(queryRunner: QueryRunner): Promise<void> {
await queryRunner.query(`
CREATE OR REPLACE FUNCTION ll_to_earth_public(latitude double precision, longitude double precision) RETURNS public.earth PARALLEL SAFE IMMUTABLE LANGUAGE SQL AS $$
SELECT public.cube(public.cube(public.cube(public.earth()*cos(radians(latitude))*cos(radians(longitude))),public.earth()*cos(radians(latitude))*sin(radians(longitude))),public.earth()*sin(radians(latitude)))::public.earth
$$`);
}
public async down(queryRunner: QueryRunner): Promise<void> {
await queryRunner.query(`
CREATE OR REPLACE FUNCTION ll_to_earth_public(latitude double precision, longitude double precision) RETURNS public.earth PARALLEL SAFE IMMUTABLE STRICT LANGUAGE SQL AS $$
SELECT public.cube(public.cube(public.cube(public.earth()*cos(radians(latitude))*cos(radians(longitude))),public.earth()*cos(radians(latitude))*sin(radians(longitude))),public.earth()*sin(radians(latitude)))::public.earth
$$`);
}
}

43
server/src/repositories/map.repository.ts
View file

@ -218,8 +218,26 @@ export class MapRepository implements IMapRepository {
await this.dataSource.query(
'CREATE UNLOGGED TABLE geodata_places_tmp (LIKE geodata_places INCLUDING ALL EXCLUDING INDEXES)',
);
await this.dataSource.query(`
CREATE INDEX IDX_geodata_gist_earthcoord_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gist (ll_to_earth_public(latitude, longitude))`);
await this.loadCities500(admin1, admin2);
await this.createGeodataIndices();
await Promise.all([
this.dataSource.query('ALTER TABLE geodata_places_tmp ADD PRIMARY KEY (id) WITH (FILLFACTOR = 100)'),
this.dataSource.query(`
CREATE INDEX idx_geodata_places_name_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gin (f_unaccent(name) gin_trgm_ops)`),
this.dataSource.query(`
CREATE INDEX idx_geodata_places_admin1_name_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gin (f_unaccent("admin1Name") gin_trgm_ops)`),
this.dataSource.query(`
CREATE INDEX idx_geodata_places_admin2_name_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gin (f_unaccent("admin2Name") gin_trgm_ops)`),
]);
await this.dataSource.transaction(async (manager) => {
await manager.query('ALTER TABLE geodata_places RENAME TO geodata_places_old');
@ -300,27 +318,4 @@ export class MapRepository implements IMapRepository {
return adminMap;
}
private createGeodataIndices() {
return Promise.all([
this.dataSource.query(`ALTER TABLE geodata_places_tmp ADD PRIMARY KEY (id) WITH (FILLFACTOR = 100)`),
this.dataSource.query(`
CREATE INDEX IDX_geodata_gist_earthcoord_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gist (ll_to_earth_public(latitude, longitude))
WITH (fillfactor = 100)`),
this.dataSource.query(`
CREATE INDEX idx_geodata_places_name_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gin (f_unaccent(name) gin_trgm_ops)`),
this.dataSource.query(`
CREATE INDEX idx_geodata_places_admin1_name_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gin (f_unaccent("admin1Name") gin_trgm_ops)`),
this.dataSource.query(`
CREATE INDEX idx_geodata_places_admin2_name_${randomUUID().replaceAll('-', '_')}
ON geodata_places_tmp
USING gin (f_unaccent("admin2Name") gin_trgm_ops)`),
]);
}
}