We have an existing search function that involves data across multiple tables in SQL Server. This causes a heavy load on our DB, so I\'m trying to find a better way to searc
declaimer - I'm the author of ESL
You can use elasticsearch_loader to load psv files into elasticsearch.
In order to set the _id field you can use --id-field=property_id.
for instance: elasticsearch_loader --index=myindex --type=mytype --id-field=property_id csv --delimiter='|' filename.csv