Re: [HACKERS] Re: OLAP, Aggregates, and order of operations

2001-08-23 Thread Tom Lane
mlw <[EMAIL PROTECTED]> writes: > So, what would the order of operation be? > I assume "my_array_constructor()" would be called first, and the return value > then be passed to "my_aggregate()" along with the state value being set to the > initial state, then subsequent calls to "my_array_construc

[HACKERS] Re: OLAP, Aggregates, and order of operations

2001-08-23 Thread mlw
Tom Lane wrote: > > mlw <[EMAIL PROTECTED]> writes: > >> If the needed parameters are all the same datatype, maybe you could put > >> them into an array and pass the array as a single argument to the > >> aggregate. > > > How would you do this without having to make multiple SQL calls? > > I wa

[HACKERS] Re: OLAP, Aggregates, and order of operations

2001-08-23 Thread mlw
Tom Lane wrote: > mlw <[EMAIL PROTECTED]> writes: > > I need to do some OLAP stuff, and I asked previously if there were a way > > to pass multiple parameters to an aggrigate function. i.e.: > > I looked through the code and it is non-trivial to do, > > Offhand I don't know of any fundamental rea

[HACKERS] Re: OLAP, Aggregates, and order of operations

2001-08-23 Thread Tom Lane
mlw <[EMAIL PROTECTED]> writes: >> If the needed parameters are all the same datatype, maybe you could put >> them into an array and pass the array as a single argument to the >> aggregate. > How would you do this without having to make multiple SQL calls? I was thinking something like sele