They have to be, because escaping is handled differently in the various DBs out there

If that was it, they'd be database driver handle methods instead of database handle methods.

Relevant information such as the character encoding can be specific to the actual database, not just to the database driver.

In reply to Re^4: untainting or encoding for shelled sqlplus update by ikegami
in thread untainting or encoding for shelled sqlplus update by goibhniu

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