import { DataSource, DataSourceOptions } from 'typeorm';
/**
 * DataSourceManager is used to store and manage multiple orm dataSources.
 * It also provides useful factory methods to simplify dataSource creation.
 *
 */
export declare class DataSourceManager {
    /**
     * List of dataSources registered in this dataSource manager.
     */
    get dataSources(): DataSource[];
    /**
     * Internal lookup to quickly get from a dataSource name to the DataSource object.
     */
    private readonly dataSourceMap;
    /**
     * Checks if dataSource with the given name exist in the manager.
     */
    has(name: string): boolean;
    /**
     * Gets registered dataSource with the given name.
     * If dataSource name is not given then it will get a default dataSource.
     * Throws error if dataSource with the given name was not found.
     */
    get(name?: string): DataSource;
    /**
     * Creates a new dataSource based on the given dataSource options and registers it in the manager.
     * DataSource won't be established, you'll need to manually call connect method to establish dataSource.
     */
    create(options: DataSourceOptions & {
        name?: string;
    }): DataSource;
}
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