Testing for an Empty String

Elastic Stack Elasticsearch
1

Hi,

Thanks for everyone's patience while I learn the elasticsearch query DSL.
I'm trying to get used to its verbosity.

How would I do a query like this, again in SQL parlance: select col1 from
mysource where col2 = ""?

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2

Hi Paul

You need to use a "missing" filter:

You can read the section of the guide about "Dealing with null values"
here:

clint

On 18 April 2014 22:24, Paul paulj3000@gmail.com wrote:

Hi,

Thanks for everyone's patience while I learn the elasticsearch query DSL.
I'm trying to get used to its verbosity.

How would I do a query like this, again in SQL parlance: select col1 from
mysource where col2 = ""?

--
You received this message because you are subscribed to the Google Groups
"elasticsearch" group.
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email to elasticsearch+unsubscribe@googlegroups.com.
To view this discussion on the web visit
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.
For more options, visit https://groups.google.com/d/optout.

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