target-clickhouse/dist/ClickhouseConnection.d.ts

A Singer target for Clickhouse

/// <reference types="node" />
import { Writable } from "stream";
import { IConfig } from "./Config";
import { Either } from "./Either";
import TargetConnection, { IQueryResult } from "./TargetConnection";
export interface Column {
    name: string;
    type: string;
    is_in_sorting_key: boolean;
}
export default class ClickhouseConnection implements TargetConnection {
    private connInfo;
    static droppedTablePrefix: string;
    static archivedTablePrefix: string;
    private connection;
    constructor(connInfo: IConfig);
    getDatabase(): string;
    listTables(): Promise<string[]>;
    addColumn(table: string, newCol: Column): Promise<Either<{
        new: Column;
        err: Error;
    }, boolean>>;
    renameObsoleteColumn(table: string): Promise<IQueryResult>;
    removeColumn(table: string, existing: Column): Promise<Either<{
        existing: Column;
        err: Error;
    }, boolean>>;
    updateColumn(table: string, existing: Column, newCol: Column): Promise<Either<{
        existing: Column;
        new: Column;
        err: Error;
    }, boolean>>;
    listColumns(table: string): Promise<Column[]>;
    createWriteStream(query: string, callback: (err: any, res: any) => void): Writable;
    runQuery(query: string, retries?: number): Promise<IQueryResult>;
    private getConnectionPooled;
}