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  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2009-07-01 17:41:41 UTC
  • mfrom: (1.1.4 upstream)
  • mto: This revision was merged to the branch mainline in revision 6.
  • Revision ID: james.westby@ubuntu.com-20090701174141-jfmn9tt8e69m950x
Tags: 8.4.0-1
* Final 8.4.0 release. Major enhancements:
  - Windowing Functions
  - Common Table Expressions and Recursive Queries
  - Default and variadic parameters for functions
  - Parallel Restore
  - Column Permissions
  - Per-database locale settings
  - Improved hash indexes
  - Improved join performance for EXISTS and NOT EXISTS queries
  - Easier-to-use Warm Standby
  - Automatic sizing of the Free Space Map
  - Visibility Map (greatly reduces vacuum overhead for slowly-changing
    tables)
  - Version-aware psql (backslash commands work against older servers)
  - Support SSL certificates for user authentication
  - Per-function runtime statistics
  - Easy editing of functions in psql
  - New contrib modules: pg_stat_statements, auto_explain, citext,
    btree_gin 
  Upload to unstable, 8.4 is the new default. 
* debian/control: Build the versionless metapackages and have them point to
  8.4.

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src/include/utils/rel.h
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 * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
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 * Portions Copyright (c) 1994, Regents of the University of California
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 *
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 * $PostgreSQL: pgsql/src/include/utils/rel.h,v 1.113 2009/03/31 22:12:48 tgl Exp $
 
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 * $PostgreSQL: pgsql/src/include/utils/rel.h,v 1.114 2009/06/11 14:49:13 momjian Exp $
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 *
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 *-------------------------------------------------------------------------
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 */
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                                                                 * InvalidBlockNumber */
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        int                     rd_refcnt;              /* reference count */
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        bool            rd_istemp;              /* rel is a temporary relation */
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        bool            rd_islocaltemp; /* rel is a temp rel of this session */
 
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        bool            rd_islocaltemp; /* rel is a temp rel of this session */
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        bool            rd_isnailed;    /* rel is nailed in cache */
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        bool            rd_isvalid;             /* relcache entry is valid */
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        char            rd_indexvalid;  /* state of rd_indexlist: 0 = not valid, 1 =
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         * sizes of the free space and visibility map forks, or InvalidBlockNumber
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         * if not known yet
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         */
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        BlockNumber     rd_fsm_nblocks;
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        BlockNumber     rd_vm_nblocks;
 
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        BlockNumber rd_fsm_nblocks;
 
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        BlockNumber rd_vm_nblocks;
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        /* use "struct" here to avoid needing to include pgstat.h: */
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        struct PgStat_TableStatus *pgstat_info;         /* statistics collection area */
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 /* autovacuum-related reloptions. */
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typedef struct AutoVacOpts
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{
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        bool    enabled;
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        int     vacuum_threshold;
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        int     analyze_threshold;
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        int     vacuum_cost_delay;
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        int     vacuum_cost_limit;
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        int     freeze_min_age;
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        int     freeze_max_age;
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        int             freeze_table_age;
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        float8  vacuum_scale_factor;
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        float8  analyze_scale_factor;
 
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        bool            enabled;
 
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        int                     vacuum_threshold;
 
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        int                     analyze_threshold;
 
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        int                     vacuum_cost_delay;
 
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        int                     vacuum_cost_limit;
 
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        int                     freeze_min_age;
 
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        int                     freeze_max_age;
 
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        int                     freeze_table_age;
 
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        float8          vacuum_scale_factor;
 
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        float8          analyze_scale_factor;
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} AutoVacOpts;
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typedef struct StdRdOptions
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{
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        int32           vl_len_;                /* varlena header (do not touch directly!) */
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        int                     fillfactor;             /* page fill factor in percent (0..100) */
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        AutoVacOpts autovacuum;     /* autovacuum-related options */
 
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        AutoVacOpts autovacuum;         /* autovacuum-related options */
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} StdRdOptions;
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#define HEAP_MIN_FILLFACTOR                     10