import { z } from 'zod';
import type { RelatedTableHint } from './types.js';
export declare const SuggestRelatedTablesSchema: z.ZodObject<{
    tableName: z.ZodString;
    maxSuggestions: z.ZodDefault<z.ZodOptional<z.ZodNumber>>;
}, "strip", z.ZodTypeAny, {
    tableName: string;
    maxSuggestions: number;
}, {
    tableName: string;
    maxSuggestions?: number | undefined;
}>;
export type SuggestRelatedTablesInput = z.infer<typeof SuggestRelatedTablesSchema>;
/**
 * Suggest tables related to the given table by foreign keys, naming patterns, or shared columns
 *
 * This tool analyzes:
 * - Foreign key relationships (highest confidence)
 * - Naming patterns (e.g., ORDER_ITEMS related to ORDERS)
 * - Shared column names (e.g., both have CUSTOMER_ID)
 *
 * Returns suggestions with confidence scores and relationship descriptions.
 * Helps LLMs discover relevant tables for complex queries.
 *
 * @param input - Table name and max suggestions
 * @returns Related table suggestions with confidence scores
 */
export declare function suggestRelatedTables(input: SuggestRelatedTablesInput): Promise<{
    success: boolean;
    data?: RelatedTableHint[];
    error?: string;
}>;
//# sourceMappingURL=suggestRelatedTables.d.ts.map