---
sidebar_position: 1
description: Create Connection  and other functions to work with PostgreSQL in the Open Integration Package, a free open-source integration library for 1C:Enterprise 8, OneScript and CLI
keywords: [1C, 1С, 1С:Enterprise, 1С:Enterprise 8.3, API, Integration, Services, Exchange, OneScript, CLI, PostgreSQL]
---

import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';

# Create Connection 
 Creates a connection to the specified base



`Function CreateConnection(Val ConnectionString = "", Val Tls = "") Export`

  | Parameter | CLI option | Type | Required | Description |
  |-|-|-|-|-|
  | ConnectionString | - | String | ✖ | Connection string. See GenerateConnectionString |
  | Tls | - | Structure Of KeyAndValue | ✖ | TLS settings, if necessary. See GetTlsSettings |

  
  Returns:  Arbitrary - Connector object or structure with error information

<br/>


:::caution
**NOCLI:** this method is not available in CLI version
:::
<br/>


```bsl title="1C:Enterprise/OneScript code example"
    Address  = "127.0.0.1";
    Login    = "bayselonarrend";
    Password = "12we...";
    Base     = "postgres";

    TLS = True;
    Port = 5432;
    ConnectionString = OPI_PostgreSQL.GenerateConnectionString(Address, Base, Login, Password, Port);

    If TLS Then
        TLSSettings = OPI_PostgreSQL.GetTLSSettings(True);
    Else
        TLSSettings = Undefined;
    EndIf;

    Result = OPI_PostgreSQL.CreateConnection(ConnectionString, TLSSettings);
```
 



```json title="Result"
"AddIn.OPI_PostgreSQL.Main"
```