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Select Create field in the search window toolbar, then select the Join operation. You need to specify at least one argument:

Argument

Data type

Array mandatory

Array(str)

Note

Use the Make Array (mkarray) operation to convert a field to array data type.

separator

Any

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The data type of the values in the new field is string.

Example

In the siem.logtrust.web.activity table, we want to transform the integer values in the params into an array to be joined

To do this, we will first use the Make array operation to transform the params field into an array data type for further use.

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Now we can use this array to create a new field using the Join operation.

The arguments needed to create the new field are:

  • Array of strings - Array

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Click Create field and you will see the following result:

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How does it work in LINQ?

Use the operator select... as...  and add the operation syntax to create the new field.

This is the syntax for the Join operation.

Use:

Code Block
join(["a","bc","def"],   "#") === "a#bc#def"'
join(["a","bc","def"], "123") === "a123bc123def"'
join(["a","bc","def"],  null) === "abcdef"'
join(null, "#")               === null'

Example

You can copy the following LINQ script and try the above example on the siem.logtrust.web.activity table. Keep in mind that you must download and upload the file provided before to your Devo domain.

Code Block
from siem.logtrust.web.activity
  select [params] as Array,
    join(Array) as join