import type { ForeignKeyDef, HypertableConfig, ModelSchema, ViewSchema } from '../types/orm-types.js';
interface ViewSnapshotEntry {
    viewName: string;
    source: string;
    groupBy?: string;
    columns: Record<string, string>;
    foreignKeys: Record<string, ForeignKeyDef>;
    isView: boolean;
    viewQuery: string;
}
interface ModelSnapshotEntry {
    table: string;
    idType: string;
    columns: Record<string, string>;
    foreignKeys: Record<string, ForeignKeyDef>;
    vectorColumns?: Record<string, number>;
    hypertable?: HypertableConfig;
}
export declare function introspectModels(): Record<string, ModelSchema>;
export declare function buildTableDDL(name: string, schema: ModelSchema, allSchemas?: Record<string, ModelSchema>): string;
/**
 * Build HNSW index DDL for vector columns on a model.
 */
export declare function buildVectorIndexDDL(name: string, schema: ModelSchema): string[];
export { getTopologicalOrder } from '../schema-helpers.js';
export declare function introspectViews(): Record<string, ViewSchema>;
export declare function buildViewDDL(name: string, viewSchema: ViewSchema, modelSchemas?: Record<string, ModelSchema>): string;
export declare function viewSchemasToSnapshot(viewSchemas: Record<string, ViewSchema>): Record<string, ViewSnapshotEntry>;
export declare function schemasToSnapshot(schemas: Record<string, ModelSchema>): Record<string, ModelSnapshotEntry>;