Sometimes When table’s primary key auto missing, the original query (such as do_det_rs) will become not updateable.
solution will be add in primary key at the linked table. 41 more words
As outlined in Part 1 of this series (http://realprogrammer.wordpress.com/2013/11/02/schema-free-database-part-1-an-oxymoron/), a ‘schema-free database’ is an oxymoron and in fact the notion of schema is changing from a more restrictive to a more flexible interpretation in context of NoSQL database technology. 729 more words