um...Your soln is possible. But if the user created an unique index using constraint name <table_name>_<column_name>_key5, it will not be able to distinguish it from other auto index.
On Tue, Jun 10, 2008 at 12:58 PM, Alex Hunsaker <[EMAIL PROTECTED]> wrote: > On Mon, Jun 9, 2008 at 10:17 PM, Tommy Cheng <[EMAIL PROTECTED]> wrote: > > you are right. I double checked. So, is there any way to turn off auto > index > > creation for the parent? (the best is changing postgresql database > setting) > > I am using postgres (PostgreSQL) 8.1.9 on CentOS 5 x86_64 > > > > Again, there is no auto index creation for foriegn keys. However if > you declared the column unique or its the pkey (ala unique) (As Scott > said) then there will an index. > > No you cant turn it off because its how postgres enforces uniqueness > see > http://www.postgresql.org/docs/8.1/interactive/index-unique-checks.html > for more > > My guess, use the name of the index to try to distinguish. Auto > generated ones will always be in the form: > pkey: <table_name>_pkey(num) > unique: <table_name>_<column_name>_key(num) >
