import { DatabaseSchema, TableDef } from '../schema/index.js';
export interface QueryResult {
    columns: string[];
    rows: any[][];
    rowCount: number;
}
export interface FlatBufferAccessor {
    getField(data: Uint8Array, path: string[]): any;
    buildBuffer(tableName: string, fields: Record<string, any>): Uint8Array;
}
export interface DatabaseOptions {
    /** Maximum SQL query length (default: 10000) */
    maxSqlLength?: number;
    /** Maximum queries per second, 0 for unlimited (default: 0) */
    rateLimit?: number;
}
export declare class FlatSQLDatabase {
    private schema;
    private storage;
    private tables;
    private accessor;
    private maxSqlLength;
    private rateLimit;
    private queryTimestamps;
    constructor(schema: DatabaseSchema, accessor: FlatBufferAccessor, options?: DatabaseOptions);
    static fromSchema(source: string, accessor: FlatBufferAccessor, name?: string, options?: DatabaseOptions): FlatSQLDatabase;
    insert(tableName: string, data: Record<string, any>): bigint;
    insertRaw(tableName: string, flatbufferData: Uint8Array): bigint;
    stream(tableName: string, flatbuffers: Iterable<Uint8Array>): bigint[];
    createIndex(tableName: string, columnName: string): void;
    getStorageBytes(): number;
    query(sql: string): QueryResult;
    private parseSQL;
    private parseValue;
    private enforceRateLimit;
    private evaluateCondition;
    getTableDef(tableName: string): TableDef | undefined;
    listTables(): string[];
    exportData(): Uint8Array;
    getSchema(): DatabaseSchema;
    getStats(): {
        tableName: string;
        recordCount: bigint;
        indexes: string[];
    }[];
}
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