import type { Column } from '@directus/schema';
import type { Field, Relation, SnapshotCollection, SnapshotField, SnapshotRelation, SnapshotSystemField } from '@directus/types';
import type { Collection } from '../types/index.js';
/**
 * Pick certain database vendor specific collection properties that should be compared when performing diff
 *
 * @param collection collection to sanitize
 * @returns sanitized collection
 */
export declare function sanitizeCollection(collection: Collection): SnapshotCollection;
/**
 * Pick certain database vendor specific field properties that should be compared when performing diff
 *
 * @param field field to sanitize
 * @param sanitizeAllSchema Whether or not the whole field schema should be sanitized. Mainly used to prevent modifying autoincrement fields
 * @returns sanitized field
 */
export declare function sanitizeField(field: Field, sanitizeAllSchema?: boolean): SnapshotField;
export declare function sanitizeColumn(column: Column): Pick<Column, "name" | "table" | "foreign_key_table" | "foreign_key_column" | "data_type" | "default_value" | "max_length" | "numeric_precision" | "numeric_scale" | "is_nullable" | "is_unique" | "is_indexed" | "is_primary_key" | "is_generated" | "generation_expression" | "has_auto_increment">;
/**
 * Pick certain database vendor specific relation properties that should be compared when performing diff
 *
 * @param relation relation to sanitize
 * @returns sanitized relation
 */
export declare function sanitizeRelation(relation: Relation): SnapshotRelation;
/**
 * Pick certain specific system field properties that should be compared when performing diff
 *
 * @param field field to sanitize
 * @returns sanitized system field
 */
export declare function sanitizeSystemField(field: Field | SnapshotSystemField): SnapshotSystemField;