Tricky it is - and original. Thanks for all the suggestions - I'll try Ed's "trick" and Tomash's function - Another option - similar to Tomash's solution - is processing the rows ordered by group and priority through a "collapsing" callback That only "accepts" the first row per group.
Thanks again, Eliedaat -----Original Message----- From: Ed Pasma [mailto:[EMAIL PROTECTED] Sent: Monday, May 07, 2007 10:28 PM To: Adler, Eliedaat Cc: sqlite-users@sqlite.org Subject: RE: [sqlite] Help wiith SQL - first row of each group This solution may is tricky but has occasoinaly helped me. It is written here dedicated for the example data. For real data the leftpadding should likely be increased to the content of the sorting key. Also the result may need to be converted to the expected data type, it has now become text. SELECT g, SUBSTR (MAX (SUBSTR (' ' || p, -2, 2) || v), 3, 1) v FROM t GROUP BY g ; *********************************************************************************** This email message and any attachments thereto are intended only for use by the addressee(s) named above, and may contain legally privileged and/or confidential information. If the reader of this message is not the intended recipient, or the employee or agent responsible to deliver it to the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this communication in error, please immediately notify the [EMAIL PROTECTED] and destroy the original message. *********************************************************************************** ----------------------------------------------------------------------------- To unsubscribe, send email to [EMAIL PROTECTED] -----------------------------------------------------------------------------
