add_field doesn't appear to work using date filter · Issue #131 · logstash -plugins/logstash-filter-date · GitHub
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Collecting logs by using Logstash and Filebeat - Documentation for BMC Helix Log Analytics 22.2 - BMC Documentation
Match parameter field name of date filter doesn't support variable interpolation · Issue #91 · logstash-plugins/logstash-filter-date · GitHub
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