import { Command, Pattern } from '../core/types.js';
export declare class ContextDatabase {
    private db;
    private isUsingFallback;
    constructor();
    private initializeDatabase;
    addCommand(command: Command): void;
    getRecentCommands(limit?: number): Command[];
    getCommandsInDirectory(directory: string, limit?: number): Command[];
    updatePattern(pattern: Pattern): void;
    getFrequentPatterns(minFrequency?: number): Pattern[];
    close(): void;
    isInFallbackMode(): boolean;
}
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