/**
 * D1Adapter - Cloudflare D1 (SQLite) storage adapter
 * Optimized for structured data, schema-free documents, and sub-10ms latency
 */
import { SQLAdapter, StorageResult, PerformanceMetrics, AdapterConfig, Document, DocumentQuery, VectorData, VectorQuery, VectorSearchResult, TimeSeriesPoint } from '../interfaces/storage-engine';
export interface D1Config extends AdapterConfig {
    database: D1Database;
    maxQueryTime: number;
    enableWAL: boolean;
    pragmaSettings: Record<string, string>;
    shardId?: string;
}
export declare class D1Adapter implements SQLAdapter {
    readonly backend = "d1";
    private db;
    private config;
    private metrics;
    private indexRegistry;
    private preparedStatements;
    constructor(config: D1Config);
    initialize(): Promise<void>;
    destroy(): Promise<void>;
    health(): Promise<boolean>;
    getMetrics(): Promise<PerformanceMetrics>;
    execute(sql: string, params?: any[]): Promise<StorageResult<any>>;
    executeBatch(operations: Array<{
        sql: string;
        params?: any[];
    }>): Promise<StorageResult<any[]>>;
    beginTransaction(): Promise<string>;
    commitTransaction(txId: string): Promise<boolean>;
    rollbackTransaction(txId: string): Promise<boolean>;
    insertDocument(collection: string, document: Document): Promise<StorageResult<Document>>;
    findDocuments(collection: string, query: DocumentQuery): Promise<StorageResult<Document[]>>;
    insertVector(collection: string, vector: VectorData): Promise<StorageResult<VectorData>>;
    searchVectors(collection: string, query: VectorQuery): Promise<StorageResult<VectorSearchResult[]>>;
    insertTimeSeriesPoint(point: TimeSeriesPoint): Promise<StorageResult<boolean>>;
    private setupPragmas;
    private initializeSchemaFreeTables;
    private loadIndexRegistry;
    private extractIndexedFields;
    private getNestedValue;
    private buildDocumentQuery;
    private buildWhereClause;
    private getIndexedField;
    private ensureCollection;
    private ensureVectorCollection;
    private ensureTimeSeriesTable;
    private trackSchemaEvolution;
    private updateMetrics;
    private createStorageError;
    private isRetryableError;
}
//# sourceMappingURL=d1-adapter.d.ts.map