July 30, 2023

tJDBCTableList – Docs for ESB 7.x

tJDBCTableList

Lists the names of a given set of JDBC tables using a select
statement based on a Where clause.

tJDBCTableList iterates on a set of
table names through a defined JDBC connection.

tJDBCTableList Standard properties

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

The Standard
tJDBCTableList component belongs to the Databases family.

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

Basic settings

Database type

Select a database from the list, such as Mysql, Oracle,
etc.

Component list

Select the tJDBCConnection
component or a database-specific connection component if the
relevant database is selected from the Database type list.

Advanced settings

Use filter

Select this check box to filter the tables to be iterated
on.

Regular expression for tables
name

Enter the regular expression to identify table names.

Available when Use filter is
selected.

Filter criteria

Select the criteria for filtering table names.

Include: iterates on the table
names identified by the regular expression only.

Exclude: iterates on the table
names other than those identified by the regular expression.

Available when Use filter is
selected.

tStatCatcher Statistics

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

Global Variables

Global Variables

CURRENT_TABLE: the name of the table currently iterated
upon. This is a Flow variable and it returns a string.

NB_TABLE: the number of tables iterated upon so far. This
is a Flow variable and it returns an integer.

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 to be used along with JDBC components,
especially with tJDBCConnection.

Related scenario

For tJDBCTableList related scenario,
see Iterating on a DB table and listing its column names.


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