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Add unique entities query without checking pruned block (#218)

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nikugogoi 2022-11-09 13:31:26 +05:30 committed by GitHub
parent 7a4b459b1c
commit 772fdbec25
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1 changed files with 51 additions and 0 deletions
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51
packages/graph-node/src/database.ts
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@ -45,6 +45,7 @@ export enum ENTITY_QUERY_TYPE {
GROUP_BY,
GROUP_BY_WITHOUT_PRUNED,
UNIQUE,
UNIQUE_WITHOUT_PRUNED
}
interface CachedEntities {
@ -381,6 +382,10 @@ export class Database {
entities = await this.getEntitiesUnique(queryRunner, entity, block, where, queryOptions);
break;
case ENTITY_QUERY_TYPE.UNIQUE_WITHOUT_PRUNED:
entities = await this.getEntitiesUniqueWithoutPruned(queryRunner, entity, block, where, queryOptions);
break;
case ENTITY_QUERY_TYPE.DISTINCT_ON:
entities = await this.getEntitiesDistinctOn(queryRunner, entity, block, where, queryOptions);
break;
@ -757,6 +762,52 @@ export class Database {
return entities as Entity[];
}
async getEntitiesUniqueWithoutPruned<Entity> (
queryRunner: QueryRunner,
entity: new () => Entity,
block: BlockHeight,
where: Where = {},
queryOptions: QueryOptions = {}
): Promise<Entity[]> {
const repo = queryRunner.manager.getRepository(entity);
const { tableName } = repo.metadata;
let selectQueryBuilder = repo.createQueryBuilder(tableName);
if (block.hash) {
const { canonicalBlockNumber, blockHashes } = await this._baseDatabase.getFrothyRegion(queryRunner, block.hash);
selectQueryBuilder = selectQueryBuilder
.andWhere(new Brackets(qb => {
qb.where(`${tableName}.block_hash IN (:...blockHashes)`, { blockHashes })
.orWhere(`${tableName}.block_number <= :canonicalBlockNumber`, { canonicalBlockNumber });
}));
}
if (block.number) {
selectQueryBuilder = selectQueryBuilder.andWhere(`${tableName}.block_number <= :blockNumber`, { blockNumber: block.number });
}
selectQueryBuilder = this._baseDatabase.buildQuery(repo, selectQueryBuilder, where);
if (queryOptions.orderBy) {
selectQueryBuilder = this._baseDatabase.orderQuery(repo, selectQueryBuilder, queryOptions);
}
selectQueryBuilder = this._baseDatabase.orderQuery(repo, selectQueryBuilder, { ...queryOptions, orderBy: 'id' });
if (queryOptions.skip) {
selectQueryBuilder = selectQueryBuilder.offset(queryOptions.skip);
}
if (queryOptions.limit) {
selectQueryBuilder = selectQueryBuilder.limit(queryOptions.limit);
}
const entities = await selectQueryBuilder.getMany();
return entities as Entity[];
}
async loadEntitiesRelations<Entity> (
queryRunner: QueryRunner,
block: BlockHeight,