Why does no database fully support ANSI or ISO SQL standards?

Question

If I were designing a oil refinery, I wouldn\'t expect that materials from different vendors would not comply with published standards in subtle yet important ways. Pipework, v

Answer 1

Mimer SQL has great standards support, yet it is pretty unknown. It is in production in several large sites, mostly in Sweden. But I think a lot of sites are migrating to others.

Detailed support statments:

• SQL-99
• SQL-2003
• PSM
• Database triggers and functions according to SQL:1999
• Binary and Character Large OBjects (BLOB/CLOB/NCLOB) support according to SQL:1999
• Multi-database transactions (two-phase commit) conforming to Open Group's XA-standard
• Support for Java ME CDC Foundation Profile and Java ME CLDC/MIDP