[orientdb] Help with SQL query

I have a tree with 5 vertices Folder (a) /\ (b) File Folder (c) / \ (d) File

Re: [orientdb] Help with SQL query

Sorry, the first query is TRAVERSE in('scopedEdge') FROM ( SELECT expand(in('scopeEdge')) FROM V WHERE file IS NOT NULL ) 2017-06-19 15:26 GMT+02:00 Luigi Dell'Aquila : > Hi Erik, > > I'm afraid I don't completely understand your model: > - how are the edges

[orientdb] Re: Help with SQL query

Hi Luigi, The edges go from parent to child so the 'scopeEdge' comes out of (a) and goes in to (b). File and folder are not separate classes. They are both a plain vertex. The file property is a boolean value. I was thinking the existence of the property could indicate it is a file. I'll try

Re: [orientdb] Orientdb Ram Only

Thx for the answer it's work :) 2017-06-19 10:24 GMT+02:00 Luigi Dell'Aquila : > Hi John, > > Yes, you can use OrientDB in-memory only specifying "memory:dbname" as the > connection URL. > > Thanks > > Luigi > > > 2017-06-19 10:17 GMT+02:00 John

Re: [orientdb] Help with SQL query

Hi Erik, I'm afraid I don't completely understand your model: - how are the edges directed? From parent to child or from child to parent? - are File and Folder two different classes that extend V? - what does the "file" property represent? Is it a string or what? If I got it right, you have

[orientdb] Production setup for orientdb

Hi, I am trying to setup orientdb in production environment. The size of data will be around few tens of GB. I wanted to know the recommended EC2 machine for setting up a dedicated orientdb server and feasibility of switching to a distributed database system, if i need that in future. --

[orientdb] Orientdb Ram Only

Hello, I'm not familiarized with the mode Ram Only 1) Do Orientdb use a mode Ram only? 2) If 1) is yes, who can I use it? -- --- You received this message because you are subscribed to the Google Groups "OrientDB" group. To unsubscribe from this group and stop receiving emails from it, send

Re: [orientdb] Orientdb Ram Only

Hi John, Yes, you can use OrientDB in-memory only specifying "memory:dbname" as the connection URL. Thanks Luigi 2017-06-19 10:17 GMT+02:00 John : > > Hello, I'm not familiarized with the mode Ram Only > 1) Do Orientdb use a mode Ram only? > 2) If 1) is yes, who can