Re: SET autocommit begins transaction?

Sean Chittenden wrote:
> db.transaction do |dbh|
>   db.do('DELETE FROM tbl WHERE id = 5')
>   db['AutoCommit'] = true
> end
> 
> Because there wasn't a commit given, that shouldn't actually delete
> the rows found, but by tossing that AutoCommit in there, it should and
> will generate a nifty warning if AutoCommit sends the above
> BEGIN/SET/COMMIT.  -sc

You can't be setting autocommit willy-nilly.  What I was going to
suggest is that we allow 'SET autocommit' only at the start of a
transaction, and then have it take effect immediately.  If you try
autocommit when a transaction is already in progress from a previous
statement, we throw an error.

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