Re: MDB2 and XML databases

From: Date: Fri, 03 Aug 2007 15:36:52 +0000
Subject: Re: MDB2 and XML databases
References: 1 2  Groups: php.pear.dev 
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oh BTW, AFAIK XML databases don't work with SQL... do they ? A few databases that I worked in the past used a different language that I don't remember the name right now... if that's the case it would break the compatibility with MDB2_Schema as we can represent only standard SQL statements.
You're right that XML databases don't work with SQL. It's just not proper for XML documents. I would have to use XPath and XQuery instead (and maybe XUpdate later on). So you bring up a good point. If a user were to switch from using MDB2_Driver_mysql to MDB2_Driver_exist, they would have to change all of their query statements anyways...unless I coded up an interpreter class that converted SQL statements to XQuery (bad idea). Anybody know of an alternative? Michael

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