It is menu to be used by RunMain program or external program etc by saving the analog, digital, string tag or alarm etc to database.
If you select 'Config | Database | Shared Database' of LocalMain, dialogue box is shown such as <Figure 1>.
  
<Figure 1> Shared Database dialogue box
You can use each items by checking the
	
 
	and
	
 
	box.
Save relation Duplex Server(
) 
	is setting to save the shared database(Primary server only), when
	Duplex server data 
	is connected.
In case of using the shared database(
), 
	select the set connection string at
	DSN(connection string 
	combo box) and set the Tag Exchange or Alarm File table.
Also, you can set whether to save the contents of alarm file to Alarm File 
  table by setting the
  
 
  of <Figure 1>.
<Figure 2> is example of screen for saving tag name and current tag value at TAG and curr column of TagExchange table.

<Figure 2> Example of saving the tag name and current tag value to TagExchange table
Relate items)