when i reindex a parent-child relation document from v2.4 to v5.6,i write a script to do it, like this: _reindex POST { "source": { "index": "report", "type": "user_mail_action" }, "dest": { "index": "report_user" }, "script": { "source": "ctx.put('_type','mail_recipient_action');ctx.r…

At last, i 've found a method to resolving the problem, just like this: { "source": { "index": "report", "type": "user_mail_action" }, "dest": { "index": "report_user" }, "script": { "source": "ctx.put('_type','mail_recipient_action');String routingCode=ctx._source.originalTaskCode; Map …

An routing missing exception is obtained when reindex sets the routing value

Elastic Stack Elasticsearch

lwpk110 (steven) November 5, 2018, 2:49am 2

i have found a similar issue for this ：
Trouble Reindexing Child Documents with join field in ES 5.6;
But I still don't know what's causing this problem?

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An routing missing exception is obtained when reindex sets the routing value

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