this query also crushes the sql server with message: mysqld-nt.exe has genrated errors and will be closed by Windows. You will need to restart the program. An error log is being created.
select distinct a.* from gnrlasoc a, tasks b where a.row_key_1 = b.prim_key; The number of records this query would produce is tiny. Eugene -----Original Message----- From: Arthur Fuller [mailto:afuller@;etsys.com] Sent: Monday, November 11, 2002 7:54 AM To: Eugene Bendersky Cc: [EMAIL PROTECTED] Subject: RE: query crushes server A Cartesian product will generate the number of rows in Table 1 times the number of rows in Table 2. For example if T1 has 1,000 rows and T2 has 10,000 rows your result set will contain 10,000,000 rows. Arthur ----------------------------- Eugene Bendersky wrote: >May be this was reported already. > >I have windows 2000 using mysql version 4.0.3-beta-nt > >When I ran a query like > > select distinct a.* from tasks a, gnrlasoc b; > >mysqld-nt.exe crashes. >I know this query makes no sense but it should not crush server > >Eugene Bendersky > >--------------------------------------------------------------------- >Before posting, please check: > http://www.mysql.com/manual.php (the manual) > http://lists.mysql.com/ (the list archive) > >To request this thread, e-mail <[EMAIL PROTECTED]> >To unsubscribe, e-mail <[EMAIL PROTECTED]> >Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php > > > > --------------------------------------------------------------------- Before posting, please check: http://www.mysql.com/manual.php (the manual) http://lists.mysql.com/ (the list archive) To request this thread, e-mail <[EMAIL PROTECTED]> To unsubscribe, e-mail <[EMAIL PROTECTED]> Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php --------------------------------------------------------------------- Before posting, please check: http://www.mysql.com/manual.php (the manual) http://lists.mysql.com/ (the list archive) To request this thread, e-mail <[EMAIL PROTECTED]> To unsubscribe, e-mail <[EMAIL PROTECTED]> Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php
