CreateQuery test_collate (children 3)
 Identifier test_collate
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration x (children 1)
    DataType UInt32
   ColumnDeclaration s (children 1)
    DataType Nullable (children 1)
     ExpressionList (children 1)
      DataType String
 Storage definition (children 1)
  Function Memory (children 1)
   ExpressionList