@mikro-orm/core
Version:
TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.
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TypeScript
import type { ClearDatabaseOptions, DropSchemaOptions, EntityMetadata, ISchemaGenerator, UpdateSchemaOptions, CreateSchemaOptions, RefreshDatabaseOptions, EnsureDatabaseOptions } from '../typings';
import type { IDatabaseDriver } from '../drivers/IDatabaseDriver';
import type { MetadataStorage } from '../metadata/MetadataStorage';
import type { Configuration } from './Configuration';
export declare abstract class AbstractSchemaGenerator<D extends IDatabaseDriver> implements ISchemaGenerator {
protected readonly em?: ReturnType<D['createEntityManager']>;
protected readonly driver: D;
protected readonly config: Configuration;
protected readonly metadata: MetadataStorage;
protected readonly platform: ReturnType<D['getPlatform']>;
protected readonly connection: ReturnType<D['getConnection']>;
constructor(em: D | ReturnType<D['createEntityManager']>);
createSchema(options?: CreateSchemaOptions): Promise<void>;
/**
* Returns true if the database was created.
*/
ensureDatabase(options?: EnsureDatabaseOptions): Promise<boolean>;
refreshDatabase(options?: RefreshDatabaseOptions): Promise<void>;
clearDatabase(options?: ClearDatabaseOptions): Promise<void>;
protected clearIdentityMap(): void;
getCreateSchemaSQL(options?: CreateSchemaOptions): Promise<string>;
dropSchema(options?: DropSchemaOptions): Promise<void>;
getDropSchemaSQL(options?: Omit<DropSchemaOptions, 'dropDb'>): Promise<string>;
updateSchema(options?: UpdateSchemaOptions): Promise<void>;
getUpdateSchemaSQL(options?: UpdateSchemaOptions): Promise<string>;
getUpdateSchemaMigrationSQL(options?: UpdateSchemaOptions): Promise<{
up: string;
down: string;
}>;
/**
* creates new database and connects to it
*/
createDatabase(name?: string): Promise<void>;
dropDatabase(name?: string): Promise<void>;
execute(query: string): Promise<void>;
ensureIndexes(): Promise<void>;
protected getOrderedMetadata(schema?: string): EntityMetadata[];
protected notImplemented(): never;
}