July 30, 2023

tAmazonAuroraConnection – Docs for ESB 7.x

tAmazonAuroraConnection

Opens a connection to an Amazon Aurora database instance that can then be reused by
other Amazon Aurora components.

tAmazonAuroraConnection Standard properties

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

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

The component in this framework is available in all Talend
products
.

Note: This component is a specific version of a dynamic database
connector. The properties related to database settings vary depending on your database
type selection. For more information about dynamic database connectors, see Dynamic database components.

Basic settings

Database

Select a type of database from the list and click
Apply.

Property Type

Either Built-In or
Repository.

 

Built-In: No property data stored
centrally.

 

Repository: Select the repository
file in which the properties are stored. The database connection fields
that follow are completed automatically using the data retrieved.

Host

Type in the IP address or hostname of the Amazon Aurora
database.

Port

Type in the listening port number of the Amazon Aurora
database.

Database

Type in the name of the database you want to use.

Additional JDBC parameters

Specify additional connection properties for the database
connection you are creating.

Username and Password

Type in the database 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.

Use or register a shared DB Connection

Select this check box to share your
database connection or fetch a database connection shared by a parent or child Job,
and in the Shared DB Connection Name field displayed, enter the
name for the shared database connection. This allows you to share one single database
connection (except the database schema setting) among several database connection
components from different Job levels that can be either parent or child.

This option is
incompatible with the Use dynamic job and Use an
independent process to run subjob
options of the
tRunJob component. Using a shared connection together with a
tRunJob component with either of these two options enabled
will cause your Job to fail.

This check box is not available when the Specify a data source
alias
check box is selected.

Specify a data source alias

Select this check box and specify the alias of a data source created on the
Talend Runtime
side to use the shared connection pool defined in the data source configuration. This
option works only when you deploy and run your Job in
Talend Runtime
.

This check box disappears when the Use or register a shared DB Connection
check box is selected.

Data source alias

Type in the alias of the data source created on the
Talend Runtime
side.

This field appears only when the Specify a data source alias check box is
selected.

Advanced settings

Auto Commit

Select this check box to commit any changes to the database
automatically upon the transaction.

With this check box selected, you cannot use the corresponding
commit component to commit changes to the database; likewise, when using the
corresponding commit component, this check box has to be cleared. By
default, the auto commit function is disabled and changes must be committed
explicitly using the corresponding commit component.

Note that the auto commit function commits each SQL statement as a
single transaction immediately after the statement is executed while the
commit component does not commit only until all of the statements are
executed. For this reason, if you need more room to manage your transactions
in a Job, it is recommended to use the commit component.

tStatCatcher Statistics

Select this check box to gather the Job processing metadata at the Job
level as well as at each component level.

Global Variables

Global Variables

ERROR_MESSAGE: the error message generated by the
component when an error occurs. This is an After variable and it returns a string. This
variable functions only if the Die on error check box is
cleared, if the component has this check box.

A Flow variable functions during the execution of a component while an After variable
functions after the execution of the component.

To fill up a field or expression with a variable, press Ctrl +
Space
to access the variable list and choose the variable to use from it.

For further information about variables, see
Talend Studio

User Guide.

Usage

Usage rule

This component is more commonly used with other Amazon Aurora
components, especially with the tAmazonAuroraCommit and tAmazonAuroraRollback components.

Related scenario

For a related scenario, see Handling data with Amazon Aurora.


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