/**
 * StrictDB Schema Integration — Zod → SQL DDL + ES Mappings
 *
 * Optional Zod schema registration for:
 * - Write validation (parse on every write when schema: true)
 * - SQL DDL generation (CREATE TABLE)
 * - Elasticsearch mapping generation
 * - Field whitelist for sanitization
 */
import type { z } from 'zod';
import type { CollectionSchema, IndexDefinition, SqlDialect } from './types.js';
export declare function registerCollection<T>(definition: CollectionSchema<T>): void;
export declare function getSchema(name: string): CollectionSchema | undefined;
export declare function getRegisteredCollections(): string[];
export declare function getRegisteredIndexes(): IndexDefinition[];
export declare function registerIndex(definition: IndexDefinition): void;
export declare function clearRegistry(): void;
/**
 * Validate a document against the registered schema.
 * Returns null if valid, or a Zod error if invalid.
 */
export declare function validateDocument(collection: string, doc: unknown): z.ZodError | null;
export declare function generateCreateTableSQL(name: string, schema: z.ZodType, dialect?: SqlDialect): string;
export declare function generateCreateIndexSQL(idx: IndexDefinition, dialect?: SqlDialect): string;
export declare function generateElasticMapping(schema: z.ZodType): Record<string, unknown>;
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