Verify whether connections to Kx Systems, Inc. kdb+ databases are valid
x = isconnection(k)
Kx Systems®, Inc. kdb+ connection object created with kx.
Establish a connection to a Kx Systems, Inc. kdb+ database, k:
k = kx('localhost',5001);
Verify that k is a valid connection:
x = isconnection(k) x = 1