Anqi

* extract some local configs in tag/edge to global config * extract some local configs in tag、edge to global config, and reserve the local config which has higher priority. *...

https://github.com/vesoft-inc/nebula-exchange/pull/132#issuecomment-1475628120

**Introduction** now the sst path config includes local, remote, hdfs.namenode. we can get the fs.default.name from remote path, and remove the hdfs.namenode config. Then user must config remote path by...

[Exchange] exchange 支持数据源过滤，配置文件中增加了一项配置

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pr：https://github.com/vesoft-inc/nebula-exchange/pull/195 文档增加一项配置： ``` tags:[ { filter: "name='Tom'" } ] edges: [ { filter: "degree > 10" } ] ``` 说明： filter 可选配置，类型为string， 配置内容需要符合SparkSql 的过滤规则，[参考spark sql filter API ](https://spark.apache.org/docs/latest/api/scala/org/apache/spark/sql/Dataset.html#filter(conditionExpr:String):org.apache.spark.sql.Dataset[T])

MetaManager is a cache info for nebula meta, but in client, the schema info will not be read many times, and the cache does not make mush sense. Besides, if...

related issue：https://github.com/vesoft-inc/requirement-holder/issues/246