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Diffstat (limited to 'doc/FAQ_DEV')
| -rw-r--r-- | doc/FAQ_DEV | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/doc/FAQ_DEV b/doc/FAQ_DEV index ef8d90717a0..5aec71f6076 100644 --- a/doc/FAQ_DEV +++ b/doc/FAQ_DEV @@ -1,7 +1,7 @@ Developer's Frequently Asked Questions (FAQ) for PostgreSQL - Last updated: Sat Dec 29 23:31:26 EST 2001 + Last updated: Thu Jan 3 03:13:44 EST 2002 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -632,11 +632,11 @@ List *i, *list; 2.5) Why do we use palloc() and pfree() to allocate memory? palloc() and pfree() are used in place of malloc() and free() because - we automatically free all memory allocated when a transaction - completes. This makes it easier to make sure we free memory that gets - allocated in one place, but only freed much later. There are several - contexts that memory can be allocated in, and this controls when the - allocated memory is automatically freed by the backend. + we find it easier to automatically free all memory allocated when a + query completes. This assures us that all memory that was allocated + gets freed even if we have lost track of where we allocated it. There + are special non-query contexts that memory can be allocated in. These + affect when the allocated memory is freed by the backend. 2.6) What is elog()? |