Bulk Data Update Query?

Hi All ,

we have thousands of records of data in elasticsearch , we need to update the name part in some specific sections . i know to update based on Id
POST ABCDEF/Details/AVXFD35411675/_update
"doc" : {
"Name" : "Services"


but i want update the entire data at a time like bulk data update !
is it possible in ES? if it is ..please suggest me

See https://www.elastic.co/guide/en/elasticsearch/reference/2.3/docs-update-by-query.html

Thank you @Mark_Harwood

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