[Squirrel-sql-develop] Need help

Hi,
      
      I am working with Squirrel SQL client. 
Like in MicrosoftSQL-Server is there any tool in
Squirrel-SQL for displays the graphical relations
between tables (or) a tools that gives the
documenation of about tables such as relations between
tables,primary-key in tables,name of the coloumns in
the table, etc..

I will be very thankfull on advice.....   
 

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