Altair® Panopticon


Creating ksqlDB - Streaming Input Data Source  

The ksqlDB - Streaming connector allows executing ksqlDB push queries.


1.     In the New Data Source page, select Input > ksqlDB - Streaming in the Connector drop-down list.


2.      Enter the following properties:



Server URL

ksqlDB - Streaming host address.


User Id that will be used to connect to ksqlDB - Streaming.


Password that will be used to connect to ksqlDB - Streaming.


3.     Check the Collection box to enable and select either:

·         Stream

Immutable and append-only collections which are useful for representing a series of historical facts. Adding multiple events with the same key allows these events to be appended to the end of the stream.

·         Table

Mutable collections. Adding multiple events with the same key allows the table to only keep the value for the last key. This collection is helpful in modeling change over time and often used to represent aggregations.

4.     Click  to populate the drop-down list. Select the collection.

5.     Enter an SQL-like query language into the Query box.

6.     Check the From Beginning box to subscribe from the beginning to the latest messages.

If un-checked, you will only be subscribed to the latest messages.

7.     Enter the Timeout. Default is 5 (in seconds).

8.     Select either the dot (.) or comma (,) as the Decimal Separator.

9.      Click  to the fetch the schema based on the connection details. Consequently, the list of columns with the data type found from inspecting the first ‘n’ rows of the input data source is populated and the Save button is enabled.

10.   You can also opt to load or save a copy of the column definition.

11.   Click . A new column entry displays. Enter or select the following properties:




The column name of the source schema.


The data type of the column. Can be a Text, Numeric, or Time

Date Format

The format when the data type is Time.


Determines whether the message should be processed.

To delete a column, check its  or all the column entries, check the topmost , then click .

12.   Define the Real-time Settings.

13.   Click . The new data source is added in the Data Sources list.