be used with.

queries, but it should only be applied to db_query() ones, not update_sql().

pre-defined PHP constants (e.g. null, true, false) should be in uppercase.  I've
added a check for this to coder_style.inc and fixed instances of it in the coder
code.

the quotes.

blank lines.

coding standards.

compatible with all dbs.

descriptions.

patch by Doug.