interface QueryResult {
    sql: string;
    values: unknown[];
}
interface VectorSearchOptions {
    limit?: number;
    where?: Record<string, unknown>;
}
interface HybridSearchOptions {
    limit?: number;
    where?: Record<string, unknown>;
}
export declare function validateIdentifier(name: string, context?: string): string;
export declare function buildInsert(table: string, data: Record<string, unknown>): QueryResult;
export declare function buildUpdate(table: string, id: unknown, data: Record<string, unknown>): QueryResult;
export declare function buildDelete(table: string, id: unknown): QueryResult;
export declare function buildSelect(table: string, conditions?: Record<string, unknown>): QueryResult;
/**
 * Build a vector similarity search query using cosine distance (<=>).
 */
export declare function buildVectorSearch(table: string, vectorColumn: string, queryVector: number[], options?: VectorSearchOptions): QueryResult;
/**
 * Build a hybrid search query combining vector similarity with text filtering.
 * Uses cosine distance for vector ranking and ILIKE for text matching.
 */
export declare function buildHybridSearch(table: string, vectorColumn: string, queryVector: number[], textColumn: string, textQuery: string, options?: HybridSearchOptions): QueryResult;
export {};