import { PgTestConnectionOptions } from '@launchql/types';
import { PgConfig } from 'pg-env';
import { SeedAdapter } from './seed/types';
export declare class DbAdmin {
    private config;
    private verbose;
    private roleConfig?;
    constructor(config: PgConfig, verbose?: boolean, roleConfig?: PgTestConnectionOptions);
    private getEnv;
    private run;
    private safeDropDb;
    drop(dbName?: string): void;
    dropTemplate(dbName: string): void;
    create(dbName?: string): void;
    createFromTemplate(template: string, dbName?: string): void;
    installExtensions(extensions: string[] | string, dbName?: string): void;
    connectionString(dbName?: string): string;
    createTemplateFromBase(base: string, template: string): void;
    cleanupTemplate(template: string): void;
    grantRole(role: string, user: string, dbName?: string): Promise<void>;
    grantConnect(role: string, dbName?: string): Promise<void>;
    createUserRole(user: string, password: string, dbName: string): Promise<void>;
    loadSql(file: string, dbName: string): void;
    streamSql(sql: string, dbName: string): Promise<void>;
    createSeededTemplate(templateName: string, adapter: SeedAdapter): Promise<void>;
}