"B V, Phanisekhar" <[EMAIL PROTECTED]> wrote: > Assume a table > > create table Title ( > Id INTEGER PRIMARY KEY, > Titlename BLOB > ) > create unique index TitleIdx ON Title (Titlename) > > For which all queries index "TitleIdx" will be used? > > (1) select Titlename from Title order by Titlename > (2) select Titlename from Title where id in (...) > order by Titlename > (3) select Titlename from Title order by Titlename > limit 3 offset 10 >
I believe the answer is (1) and (3). You can add the phrase "explain query plan" before each query and the output will show you which index is used. -- D. Richard Hipp <[EMAIL PROTECTED]> ----------------------------------------------------------------------------- To unsubscribe, send email to [EMAIL PROTECTED] -----------------------------------------------------------------------------