how to make a select query in progress openedge procedure editor

Hello I want to make a select statement in openedge procedure eduitor

and as I'm so so new to Propgress and everything is so strange to me having in mind that I have only wirked with MSSQL and . SO Suppose I have an articlegroup table

1. First how to see all records from all the fields of this table - Select * from articlegroup
2. Then how to add a where clause

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