EL Operation
Overview
The EL Operation operator calculates field values and generates new fields. The algorithms that are currently supported include md5sum, sha1sum, sha256sum, and sha512sum.
Input and Output
- Input: fields to be converted
- Output: fields generated after the EL expression conversion
Parameter Description
Parameter |
Description |
Type |
Mandatory |
Default Value |
---|---|---|---|---|
Field generated by el operation |
EL expression configuration:
|
map |
Yes |
None |
Data Processing Rule
- The operator calculates fields values and generates new fields.
- The type of the new fields can only be VARCHAR.
Example
Use the CSV File Input operator to generate fields A and B.
The following figure shows the source file.
Configure the EL Operation operator to generate fields C, D, E, and F.
Six fields are generated, as shown in the following figure.
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