Nebula Graph v1.2.1

New Features

• YIELD clause supports DISTINCT  #2368
•  Add lookup_concurrently option. LOOKUP supports traversing all partitions concurrently, which improves the performance significantly  #2417
• LOOKUP clause supports DISTINCT.  LOOKUP ON supports returning srcid and dstid of an edge  #2415

Bugfix

• Fix the issue that YIELD -1*1 may result in an overflow  #2411
• Fix the issue that leader election may be unstable when RPC times out #2419
• Fix UnaryExpression bug which causes storaged crash  #2412
• Fix the issue LIMIT and OFFSET do not return the expected result #2428
• Fix the issue that partial results may return after the leader change. #2465
• Fix the issue that executing FETCH PROP ON *  may lead to graphd crash after altering schema. #2461

Changelog

• Remove option check_leader. Metaclient always gets the meta info from the leader server. https://github.com/vesoft-inc/nebula/pull/2403，https://github.com/vesoft-inc/nebula/pull/2423