July 30, 2023

tCosmosDBConnection – Docs for ESB 7.x

tCosmosDBConnection

Creates a connection to a CosmosDB database and reuse that connection in other
components.

tCosmosDBConnection Standard properties

These properties are used to configure tCosmosDBConnection running in the Standard Job framework.

The Standard
tCosmosDBConnection component belongs to the Cloud and the Databases families.

The component in this framework is available in all Talend products with Big Data
and in Talend Data Fabric.

Basic settings

API

Select the database API to be used. Then the corresponding parameters to be defined are displayed in the Component view.

In the current version of this component, only the MongoDB API is supported. For this reason, MongoDB database is often mentioned in the documentation of the CosmosDB components.

Use replica set address or multiple query routers

Select this check box to show the Server
addresses
table.

In the Server addresses
table, define the sharded MongoDB databases or the MongoDB replica sets
you want to connect to.

Server and Port

Enter the IP address and listening port of the database
server.

Available when the Use replica set
address or multiple query routers
check box is not
selected.

Database

Enter the name of the MongoDB database to be connected to.

Authentication mechanism

Among the mechanisms listed on the Authentication mechanism
drop-down list, the NEGOTIATE one is recommended if
you are not using Kerberos, because it automatically select the authentication mechanism
the most adapted to the MongoDB version you are using.

For details about the other mechanisms in this list, see MongoDB Authentication from the MongoDB
documentation.

Set Authentication database

If the username to be used to connect to MongoDB has been created in a specific
Authentication database of MongoDB, select this check box to enter the name of this
Authentication database in the Authentication database
field that is displayed.

For further information about the MongoDB Authentication database, see User Authentication database.

Username and Password

DB user authentication data.

To enter the password, click the […] button next to the
password field, and then in the pop-up dialog box enter the password between double quotes
and click OK to save the settings.

Available when the Use
authentication
check box is selected.

If the security system you have selected from the Authentication mechanism drop-down list is Kerberos, you need to
enter the User principal, the Realm and the KDC
server
fields instead of the Username and the Password
fields.

Advanced settings

tStatCatcher Statistics

Select this check box to collect the log data at a component level.

No query timeout

Select this check box to prevent MongoDB servers from stopping idle
cursors at the end of 10-minute inactivity of these cursors. In this
situation, an idle cursor will stay open until either the results of
this cursor are exhausted or you manually close it using the
cursor.close() method.

A cursor for MongoDB is a pointer to the result set of a query. By
default, that is to say, with this check box being clear, a MongoDB
server automatically stops idle cursors after a given inactivity period
to avoid excess memory use. For further information about MongoDB
cursors, see https://docs.mongodb.org/manual/core/cursors/.

Usage

Usage rule

This component is generally used with other CosmosDB components,
particularly tCosmosClose.


Document get from Talend https://help.talend.com
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