We use Hive very frequently in our daily job !!!
But there are a lot of things, which we are not aware of ?
Can anyone clear my concepts ?
What is thrift client ?
HiveServer1 vs HiveServer2 ?
HiveServer2 vs beeline ?
How you will connect to Hive from beeline ?
Does it required to install Hive service on every Nodes in your Hadoop Cluster ?
What is thrift client ?
If you want use non java based programming languages to connect to hive database, we need to have thrift server
HiveServer1 vs HiveServer2 ?
HiveServer1 and HiveServer2 are used to connect external applications to hive database and issue queries - example visualization tools such as Tableau. HiveServer2 is latest version.
HiveServer2 vs beeline ?
I think beeline provide CLI using JDBC.
How you will connect to Hive from beeline ?
Not explored yet
Does it required to install Hive service on every Nodes in your Hadoop Cluster ?
No, you do not need to set up Hive service on all the nodes. It is enough to setup on gateway node.
what about WebHCat Server?
WebHCat server is to get metadata from hive metastore using APIs. API is called HCatalog.