Re: Inconsistent results from INFORMATION_SCHEMA.system_sessions

Fred Toussi <[email protected]>
Newsgroups gmane.comp.java.hsqldb.user
Message-ID <[email protected]>
What happens when you execute the same query in DatabaseManager?

Are you running a Server and connecting to it from several instances of
YOUR program?

Fred

On Mon, Jan 27, 2014, at 16:10, Jeff Cadman wrote:

Hi,

I have a java program running:

String sql = "select count(*) from INFORMATION_SCHEMA.system_sessions";
ResultSet rs = st.executeQuery(sql);
while(rs.next())
{
  String n = rs.getString(1);
  System.out.println("connections: " + n);
   TimeUnit.SECONDS.sleep(3);
         }

No matter how many instances of this program are running, it always
prints out:

connections: 1

Curiously, the execution of:

select * from INFORMATION_SCHEMA.system_sessions;

in the manager GUI (DatabaseManagerSwing) displays the correct result.

Either a) What am I missing, or
            b) How do I programmatically detect the number of sessions
connected to the DB?

tnx...

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