CreateQuery ephemeral (children 3)
 Identifier ephemeral
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration key (children 1)
    DataType Int
   ColumnDeclaration value (children 1)
    DataType Int
 Storage definition (children 1)
  Function Null (children 1)
   ExpressionList
