Update README.md

README.md

@@ -93,7 +93,7 @@ If this property is not specified, the default catalog defined by the JDBC drive
 :watch:``connectionTimeout``<br/>
 This property controls the maximum number of milliseconds that a client (that's you) will wait
 for a connection from the pool.  If this time is exceeded without a connection becoming
-available, a SQLException will be thrown.  *Default: 30000 (30 seconds)*
+available, a SQLException will be thrown.  250ms is the minimum value.  *Default: 30000 (30 seconds)*
 
 :watch:``idleTimeout``<br/>
 This property controls the maximum amount of time (in milliseconds) that a connection is