Configuring data retrieving and display - 7.3

Neo4j
Version
7.3
Language
English
Product
Talend Big Data
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Module
Talend Studio
Content
Data Governance > Third-party systems > NoSQL components > Neo4j components
Data Quality and Preparation > Third-party systems > NoSQL components > Neo4j components
Design and Development > Third-party systems > NoSQL components > Neo4j components
Last publication date
2024-02-21

Procedure

  1. Double-click the tNeo4jInput component to open its Basic settings view.
  2. Select the Use an existing connection check box to reuse the connection opened the tNeo4jConnection component.
  3. Click the [...] button next to Edit schema and define the schema corresponding to the node properties you want to retrieve and display.
    When done, click OK to close the Schema dialog box and propagate the schema to the next component.
    The defined schema columns automatically appear in the Mapping table.
  4. In the Query field, type in the Cypher query to match the data to read from the Neo4j database. In this example, use the following Cypher query to retrieve all the properties of all the nodes with the label Employees. 
    "MATCH (n:Employees) RETURN *;"
  5. Fill the Return parameter field for each schema column with a return parameter in double quotes to map the node properties in the Neo4j database with the schema columns.
  6. Double-click the tLogRow component to open its Basic settings view, and select the Table (print values in cells of a table) option to display the retrieved information in a table.