Yee

At present, nebula processes the sequential statements execution as one execution plan and needs to consider some control flow logics when optimizing the plan in optimizer. This will introduce extra...

Support to import NULL value

4

for nullable fields of tag or edge, think about how to import the NULL value in csv file.

https://discuss.nebula-graph.com.cn/t/topic/6481

 ```json { "version": "v2", "description": "web console import", "clientSettings": { "concurrency": 10, "channelBufferSize": 128, "space": "ashare_1", "connection": { "user": "user", "password": "123", "address": "192.168.10.217:9669" } }, "logPath": "/Users/hetaohua/Documents/Projects/nebula-graph-studio/tmp/upload/tmp/import.log", "files":...

0 timeout will improve performance for go client when inserting csv data each row per time.

Finish it when nebula graph could return the completed counts.

https://github.com/rotisserie/eris

Now compaction and flush operations have been supported in console

- https://github.com/buger/goterm - https://stackoverflow.com/questions/15442292/how-to-have-an-in-place-string-that-updates-on-stdout - https://github.com/jamiealquiza/tachymeter/tree/master/example/tachymeter-simple

refer to https://github.com/vesoft-inc/nebula/pull/935