@tanstack/db

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A reactive client store for building super fast apps on sync

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text/typescript

import { QueryIR } from '../ir.js';
import { CompilationResult } from './index.js';
/**
 * Cache for compiled subqueries to avoid duplicate compilation
 */
export type QueryCache = WeakMap<QueryIR, CompilationResult>;
/**
 * Lineage from optimized queries back to their user-defined queries.
 *
 * When optimization only copies a query, its user-defined identity remains a
 * valid cache key. When optimization changes the query, compilation must use
 * the optimized IR so pushed predicates are not lost.
 */
export type QueryMapping = WeakMap<QueryIR, QueryIR>;
export type WindowOptions = {
    offset?: number;
    limit?: number;
};