mirror/postgresql
2
0
Fork 0
mirror of https://git.postgresql.org/git/postgresql.git synced 2025-02-17 19:30:00 +08:00
Code Issues Packages Projects Releases Wiki Activity

Update item:

Browse Source 
< * Implement dirty reads or shared row locks and use them in RI triggers (?)
> * Implement dirty reads or shared row locks and use them in RI triggers
>
>   Adding shared locks requires recording the table/rows numbers in a
>   shared area, and this could potentially be a large amount of data.
>   One idea is to store the table/row numbers in a separate table and set
>   a bit on the row indicating looking in this new table is required to
>   find any shared row locks.
>
This commit is contained in:
Bruce Momjian 2004-08-24 11:09:44 +00:00
parent cda1bd6cfe
commit 4359ebed37
1 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
doc/TODO
View File

@ -5,7 +5,7 @@ TODO list for PostgreSQL
Bracketed items "[]" have more detail.
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
Last updated: Mon Aug 23 17:56:39 EDT 2004
Last updated: Tue Aug 24 07:09:37 EDT 2004
The most recent version of this document can be viewed at the PostgreSQL web site, http://www.PostgreSQL.org.
@ -557,7 +557,14 @@ Referential Integrity
memory. This could exhaust memory for very large trigger queues.
This item involves dumping large queues into files.
* Implement dirty reads or shared row locks and use them in RI triggers (?)
* Implement dirty reads or shared row locks and use them in RI triggers
Adding shared locks requires recording the table/rows numbers in a
shared area, and this could potentially be a large amount of data.
One idea is to store the table/row numbers in a separate table and set
a bit on the row indicating looking in this new table is required to
find any shared row locks.
* Enforce referential integrity for system tables
* Change foreign key constraint for array -> element to mean element
in array (?)