Split Database and DatabaseManager

Author: haikalpribadi

protobuf/database.proto

@@ -22,8 +22,8 @@ option java_outer_classname = "DatabaseProto";
 
 package grakn.protocol;
 
-message Database {
-
+message DatabaseManager {
+    §
     message Contains {
         message Req {
             string name = 1;
@@ -46,6 +46,9 @@ message Database {
             repeated string names = 1;
         }
     }
+}
+
+message Database {
 
     message Schema {
         message Req {

protobuf/grakn.proto

@@ -28,18 +28,22 @@ package grakn.protocol;
 
 service Grakn {
 
-    rpc database_contains (Database.Contains.Req) returns (Database.Contains.Res);
-    rpc database_create (Database.Create.Req) returns (Database.Create.Res);
-    rpc database_all (Database.All.Req) returns (Database.All.Res);
+    // Database Manager API
+    rpc databases_contains (DatabaseManager.Contains.Req) returns (DatabaseManager.Contains.Res);
+    rpc databases_create (DatabaseManager.Create.Req) returns (DatabaseManager.Create.Res);
+    rpc databases_all (DatabaseManager.All.Req) returns (DatabaseManager.All.Res);
+
+    // Database API
     rpc database_schema (Database.Schema.Req) returns (Database.Schema.Res);
     rpc database_delete (Database.Delete.Req) returns (Database.Delete.Res);
 
+    // Session API
     rpc session_open (Session.Open.Req) returns (Session.Open.Res);
     rpc session_close (Session.Close.Req) returns (Session.Close.Res);
-
     // Checks with the server that the session is still alive, and informs it that it should be kept alive.
     rpc session_pulse (Session.Pulse.Req) returns (Session.Pulse.Res);
 
+    // Transaction Streaming API
     // Opens a bi-directional stream representing a stateful transaction, streaming
     // requests and responses back-and-forth. The first transaction client message must
     // be {Transaction.Open.Req}. Closing the stream closes the transaction.