How can i replace all values in a table with null using logstash

Elastic Stack Logstash
1

Hi,

Lets say i have a table A and it has 5 fields and 100 rows. I need to put a filter on the whole records and replace null values with 'no data available'.

How can i do this on the whole table?

Thanks,
Sai

2

Where is the table?

3

i'm importing data from sql using lostash

4

Try the idea here How to write NULL value for a field

5

But the given link is restricted to only one field. Is there any configuration that can check on all fields of the table!

Thanks

6

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