lib/pghero/methods/constraints.rb in pghero-3.2.0 vs lib/pghero/methods/constraints.rb in pghero-3.3.0

@@ -2,10 +2,10 @@
   module Methods
     module Constraints
       # referenced fields can be nil
       # as not all constraints are foreign keys
       def invalid_constraints
-        select_all <<-SQL
+        select_all <<~SQL
           SELECT
             nsp.nspname AS schema,
             rel.relname AS table,
             con.conname AS name,
             fnsp.nspname AS referenced_schema,