tTeradataSCDELT
Addresses Slowly Changing Dimension needs through SQL queries (server-side
processing mode), and logs the changes into a dedicated Teradata SCD table.
tTeradataSCDELT
reflects and tracks changes in a dedicated Teradata SCD table.
tTeradataSCDELT Standard properties
These properties are used to configure tTeradataSCDELT running in the Standard Job
framework.
The Standard
tTeradataSCDELT component belongs to the Business Intelligence and the Databases families.
The component in this framework is available in all Talend
products.
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 |
Property Type |
Either Built-In or Repository.
|
Use an existing |
Select this check box and in the Component List click the relevant connection component to Note: When a Job contains the parent Job and the child Job, if you
need to share an existing connection between the two levels, for example, to share the connection created by the parent Job with the child Job, you have to:
For an example about how to share a database connection |
Host |
Enter the IP address or hostname of the |
Database |
Enter the name of the database you want to |
Username and Password |
Enter the user authentication data to access To enter the password, click the […] button next to the |
Source table |
Enter the name of the input Teradata SCD |
Table |
Enter the name of the table to be written. Note |
Action on table |
Select one of the following operations to be
|
Create |
Select the type of the table to be created:
This list is available only when Create table, Drop and create table, |
Schema and Edit schema |
A schema is a row description. It defines the number of fields
|
 |
Click Edit
|
Surrogate key |
Select the surrogate key column from the |
Creation |
Select the method to be used for the surrogate For more information about the creation |
Source Keys |
Select one or more columns to be used as keys, |
Use SCD type 1 fields |
Select this check box to use SCD Type 1 if |
SCD type 1 fields |
Click the [+] button to add as many rows as needed, and This table is available only when the |
Use SCD type 2 fields |
Select this check box to use SCD Type 2 if |
SCD type 2 fields |
Click the [+] button to add as many rows as needed, each row for a column. Click This table is available only when the Use SCD type 2 fields |
Start date |
Specify the column that holds the start date for This list is available only when the Use SCD type 2 fields |
End date |
Specify the column that holds the end date for type This list is available only when the Use SCD type 2 fields Note: To avoid duplicated change records, it is recommended to
select a column that can identify each change for this field. |
Log active status |
Select this check box and from the This option is available only when the Use SCD type 2 fields |
Log versions |
Select this check box and from the Version field drop-down list displayed, select the column This option is available only when the Use SCD type 2 fields |
Advanced settings
Additional JDBC |
Specify additional connection properties for This field is not available if the Use an existing connection |
Source fields value include |
Select this check box to allow the source |
tStatCatcher Statistics |
Select this check box to gather the Job |
Global Variables
Global Variables |
ERROR_MESSAGE: the error message generated by the A Flow variable functions during the execution of a component while an After variable To fill up a field or expression with a variable, press Ctrl + For further information about variables, see |
Usage
Usage rule |
This component is used as an output component |
Dynamic settings |
Click the [+] button to add a row in the table The Dynamic settings table is For examples on using dynamic parameters, see Reading data from databases through context-based dynamic connections and Reading data from different MySQL databases using dynamically loaded connection parameters. For more information on Dynamic |
Limitation |
This component requires installation of its related jar files. |