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Couchdb 3288 mixed cluster upgrade #495

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merged 9 commits into from
Sep 27, 2017
Merged

Couchdb 3288 mixed cluster upgrade #495

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bd13ca2
Reorganize exports from couch_db.erl
davisp Feb 1, 2017
659412e
Move calculate_start_seq and owner_of
davisp Feb 3, 2017
81705fb
Update couch_server to not use the db record
davisp Feb 3, 2017
fe13871
Add a test helper for creating fake db records
davisp Feb 1, 2017
1c5e136
Avoid bad match on really old databases
davisp May 10, 2017
7b329b4
Remove public access to the db record
davisp Feb 1, 2017
af06128
Add clause for mixed cluster upgrades
davisp Apr 25, 2017
47b5e68
Allow for mixed db record definitions
davisp Feb 3, 2017
49b05fe
Handle attachments downgrades in a mixed cluster environment
nickva Jun 5, 2017
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Avoid bad match on really old databases 
COUCHDB-3288
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@davisp
davisp committed Sep 27, 2017
commit 1c5e136b34042b1da11fae156542468a6fd28f41
4 changes: 2 additions & 2 deletions src/couch/src/couch_db.erl
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Original file line number Diff line number Diff line change
Expand Up @@ -393,8 +393,8 @@ get_pid(#db{main_pid = Pid}) ->
Pid.

get_doc_count(Db) ->
{ok, {Count, _, _}} = couch_btree:full_reduce(Db#db.id_tree),
{ok, Count}.
{ok, Reds} = couch_btree:full_reduce(Db#db.id_tree),
{ok, element(1, Reds)}.

get_uuid(#db{}=Db) ->
couch_db_header:uuid(Db#db.header).
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