Database Subsetting Tool
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Relational Data Browsing

Navigate bidirectionally through the database by following foreign-key-based or user-defined relationships


The Data Browser

Start "Jailer 10.4 Data Browser" (or use JailerDataBrowser.sh|bat|exe)


All begins with the first table

Open Table "EMPLOYEE".


Our first table with the data of all employees appears.


Where do they all work?

Under "Related Rows" we find the "DEPARTMENT" table.


The "DEPARTMENT" table appears and shows not only all departments, but also the assignment to each employee.


And what are they actually working on?

In the "Closure" view we can see with which tables the selected table is related. Moreover, also the relations of these and so on.

Select "EMPLOYEE".


With a double click on "PROJECT" the table "PROJECT_PARTICIPATION" and connected to it "PROJECT" opens.


We can minimize the "PROJECT_PARTIPITATION" table...


...to see the relationship between collaborators and projects directly.


The way to the SQL console

Use the menu item "Query Builder (Ctrl+Q)" to create a SQL query semi-automatically from the desktop configuration.
Use "SQL Console (Ctrl+Enter)" to go directly to the SQL console.


Within the console, we can then formulate arbitrarily complex queries and inspect the results.