import type { DatabaseResult } from '../../types/index.js';
export type QueryableCollectionDb = {
    query: (query: string, values?: unknown[]) => Promise<DatabaseResult>;
};
export declare function validateSlug(slug: string): void;
export declare function validateColumnName(column: string): void;
export declare function escapeIdentifier(identifier: string): string;
export declare function collectionTable(configSlug: string): string;
export declare function selectByIdQuery(configSlug: string): string;
export declare function deleteByIdQuery(configSlug: string): string;
export declare function countDocumentsQuery(configSlug: string, whereClause?: string): string;
export declare function listDocumentsQuery(configSlug: string, whereClause: string, orderByClause: string, limitParam: number, offsetParam: number): string;
export declare function insertDocumentQuery(configSlug: string, columns: string[]): string;
export declare function selectJsonByIdQuery(configSlug: string): string;
export declare function checkExistsByIdQuery(configSlug: string): string;
export declare function updateByIdQuery(configSlug: string, keys: string[]): string;
/**
 * Version-aware UPDATE: includes `version = version + 1` in SET
 * and `AND version = $N` in WHERE for optimistic locking.
 * Returns the number of affected rows (0 = conflict).
 */
export declare function updateByIdWithVersionQuery(configSlug: string, keys: string[]): string;
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