Re: [HACKERS] Contrib -- PostgreSQL shared variables
От | Rick Gigger |
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Тема | Re: [HACKERS] Contrib -- PostgreSQL shared variables |
Дата | |
Msg-id | 412D0316.7060600@alpinenetworking.com обсуждение исходный текст |
Ответ на | Contrib -- PostgreSQL shared variables (pgsql@mohawksoft.com) |
Ответы |
Re: [HACKERS] Contrib -- PostgreSQL shared variables
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Список | pgsql-patches |
LockShared('name'); pgsql@mohawksoft.com wrote: > This is a first pass on a simple shared memory variable system for > PostgreSQL. I would appriciate anyone interested in this functionality to > rip it apart. > > It basically adds this functionality: > > SetShared('name', value); > GetSharedInt('name'); > SetSharedText('name); > RemovedShared('name'); > > I also added two extra functions that are sort of a kludge, but could be > very helpful. > > AddSharedInt('name', value); > SubSharedInt('name', value); > > These add or subtect the 'value' from the variable and return the result. > > > ------------------------------------------------------------------------ > > > ---------------------------(end of broadcast)--------------------------- > TIP 9: the planner will ignore your desire to choose an index scan if your > joining column's datatypes do not match
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