Andrei Sereda created CALCITE-2755: -------------------------------------- Summary: expose document _id field when querying ElasticSearch.\ Key: CALCITE-2755 URL: https://issues.apache.org/jira/browse/CALCITE-2755 Project: Calcite Issue Type: Improvement Components: elasticsearch-adapter Reporter: Andrei Sereda Assignee: Julian Hyde
Elastic exposes [_id|https://www.elastic.co/guide/en/elasticsearch/reference/current/mapping-id-field.html] field for each document (think unique doc ID). Expose if it is explicitly listed in projection: {code:sql} select _MAP['_id'], _MAP['foo'] from elastic -- available select * from elastic -- not available {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)