[HACKERS] Situation with delphi7 x postgresql 8.1.2

Hi, I develop under Delphi7(Build 8.1) pgexpress 4.01 and postgreSQL 8.1.2 OS is windows XP Professional or Windows 2003 Server. In my project i use dbexpress components TSQLConnection, TSQLQuery -> TDataSetProvider -> TClientDataSet. In some situations when the TClientDataSet excute actio

[HACKERS] Multicolumn Indexing using R-Tree

Hello ! I'm using PostgreSQL 7.3.2 and I need to create a R-Tree index that uses more than one column in a table. When I run the instruction it appears this message bellow: DefineIndex: access method "rtree" does not support multi-column indexes How can I solve this problem ? Is it a limitati