Receives data from the preceding component and writes the data into a local Neo4j database.
tNeo4jBatchOutput is used to write nodes
in a Neo4j database based on the defined index.
tNeo4jBatchOutput Standard properties
These properties are used to configure tNeo4jBatchOutput running in the Standard Job framework.
tNeo4jBatchOutput component belongs to the Big Data and the Databases NoSQL families.
Use an existing
Select this check box and in the Component List click the relevant connection component to
This component supports Neo4j version V3.2.X only and does not support the remote mode. Therefore, do not reuse the connection to versions other than V3.2.X defined in a tNeo4jConnection component and do not select the Remote server check box in tNeo4jConnection.
|Specify the directory to hold your data files. If the specified
directory does not exist, it will be created.
Select this check box to shutdown the Neo4j database connection when no more
Alternatively, you can use tNeo4jClose to shutdown the
This avoids errors such as “Id file not properly shutdown” at next execution
This check box is available only if the Use an existing
Field that contains the label list
Select the column from the input schema you have defined in the preceding components to provide labels for the nodes to be created.
When the input data provides multiple labels for a node, separate those labels by semi-colons (;) in the preceding components.
Enter, within double quotation marks, the name of the index to be created for the nodes. This index is used to store the identifiers of the nodes and help create relationships.
Select the column from the input schema you have defined in the preceding components to provide identifiers for the nodes to be created. These identifiers are stored in the index to be created and must be unique cross the index.
Therefore, ensure that the column to be used contains only unique values.
Save the identifier
Select this check box to save the technical identifiers (native graph ids).
For further information about the different types of Neo4j entity identifiers, see Neo4j documentation: Entity identifier.
Number of index elements in memory
Enter, without double quotation marks, the cache size used to keep the index elements in memory. This value must be enough to keep all of the index elements in memory.
For further information, see Neo4j documentation: Memory tuning.
Add parameters to the table to configure the database to be created.
For further information, see Neo4j documentation: Configuration settings.
When entering values, use the syntax demonstrated by the examples given alongside the column names of this Nodes files table.
Select this check box to gather the Job processing metadata at the Job level
NB_LINE: the number of rows read by an input component or
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
|This component is used as an output component
and it always needs an incoming link.