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Allow reloption names to have qualifiers, initially supporting a TOAST

qualifier, and add support for this in pg_dump.

This allows TOAST tables to have user-defined fillfactor, and will also
enable us to move the autovacuum parameters to reloptions without taking
away the possibility of setting values for TOAST tables.
This commit is contained in:
Alvaro Herrera
2009-02-02 19:31:40 +00:00
parent 80f95a6500
commit 3a5b773715
27 changed files with 455 additions and 130 deletions

View File

@@ -11,7 +11,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/reloptions.h,v 1.11 2009/01/26 19:41:06 alvherre Exp $
* $PostgreSQL: pgsql/src/include/access/reloptions.h,v 1.12 2009/02/02 19:31:39 alvherre Exp $
*
*-------------------------------------------------------------------------
*/
@@ -44,6 +44,9 @@ typedef enum relopt_kind
RELOPT_KIND_MAX = 255
} relopt_kind;
/* reloption namespaces allowed for heaps -- currently only TOAST */
#define HEAP_RELOPT_NAMESPACES { "toast", NULL }
/* generic struct to hold shared data */
typedef struct relopt_gen
{
@@ -240,6 +243,7 @@ extern void add_string_reloption(int kind, char *name, char *desc,
char *default_val, validate_string_relopt validator);
extern Datum transformRelOptions(Datum oldOptions, List *defList,
char *namspace, char *validnsps[],
bool ignoreOids, bool isReset);
extern List *untransformRelOptions(Datum options);
extern bytea *extractRelOptions(HeapTuple tuple, TupleDesc tupdesc,