import { Dialect } from '../base/index.js';
import { Database } from '../base/index.js';
import { Column, Transaction, TransactionOptions } from '../types.js';
import { RelatedDatabase } from '../type/related/database.js';
export interface SQLiteDialectConfig {
    filename: string;
    mode?: string;
}
export declare class SQLiteDialect<S extends Record<string, object> = Record<string, object>> extends Dialect<SQLiteDialectConfig, S, string> {
    /** Node 内置 SQLite 连接（node:sqlite），在 connect() 中动态加载 */
    private db;
    constructor(config: SQLiteDialectConfig);
    isConnected(): boolean;
    connect(): Promise<void>;
    disconnect(): Promise<void>;
    healthCheck(): Promise<boolean>;
    /** node:sqlite 仅支持 number/string/bigint/buffer/null；JSON 列在库内为 TEXT，对象需序列化 */
    private prepareBindParams;
    query<U = any>(sql: string, params?: any[]): Promise<U>;
    /**
     * 处理查询结果，移除字符串字段的多余引号
     */
    private processQueryResults;
    /**
     * 处理单行数据
     */
    private processRowData;
    /**
     * 处理字段值，移除多余的引号并解析 JSON
     */
    private processFieldValue;
    dispose(): Promise<void>;
    mapColumnType(type: string): string;
    quoteIdentifier(identifier: string): string;
    getParameterPlaceholder(index: number): string;
    getStatementTerminator(): string;
    formatBoolean(value: boolean): string;
    formatDate(value: Date): string;
    formatJson(value: any): string;
    escapeString(value: string): string;
    formatDefaultValue(value: any): string;
    formatLimit(limit: number): string;
    formatOffset(offset: number): string;
    formatLimitOffset(limit: number, offset: number): string;
    formatCreateTable<T extends keyof S>(tableName: T, columns: string[]): string;
    formatColumnDefinition(field: string, column: Column<any>): string;
    formatAlterTable<T extends keyof S>(tableName: T, alterations: string[]): string;
    formatDropTable<T extends keyof S>(tableName: T, ifExists?: boolean): string;
    formatDropIndex<T extends keyof S>(indexName: string, tableName: T, ifExists?: boolean): string;
    /**
     * SQLite 支持事务
     */
    supportsTransactions(): boolean;
    /**
     * 开始事务
     */
    beginTransaction(options?: TransactionOptions): Promise<Transaction>;
}
export declare class Sqlite<S extends Record<string, object> = Record<string, object>> extends RelatedDatabase<SQLiteDialectConfig, S> {
    constructor(config: SQLiteDialectConfig, definitions?: Database.DefinitionObj<S>);
}
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