Re: [HACKERS] question about the design consideration for system catalogs

2009-02-24 Thread Tom Lane
Tao Ma feng_e...@163.com writes: But if I wanna check the parameter informations, it's a little hard to read. If I wanna write a program to re-construct the procedure source code, it is not convenience to access the parameter informations from the front-end. What cons are there If store the

Re: [HACKERS] question about the design consideration for system catalogs

2009-02-24 Thread Tao Ma
Tom Lane t...@sss.pgh.pa.us wrotes: Tao Ma feng_e...@163.com writes: But if I wanna check the parameter informations, it's a little hard to read. If I wanna write a program to re-construct the procedure source code, it is not convenience to access the parameter informations from the

[HACKERS] question about the design consideration for system catalogs

2009-02-23 Thread Tao Ma
Howdy, I have a question about the design consideration for system catalogs. Some of tables include arrays to hold the variable informations, such as tracking the procedure declaration informations in pg_proc. To store the informations for procedure parameters, there are proargtypes,