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[PGPRO-12159] Added functions for exploring the pages of the rum index. #150

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[PGPRO-12159] Added functions for exploring the pages of the rum index. #150

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169cf5a
[PGPRO-12159] Added pageinspect functions for rum.
arseny114 Feb 19, 2025
d3121f3
[PGPRO-12159] Added three missing pageinspect functions for rum.
arseny114 Feb 21, 2025
bbe410b
[PGPRO-12159] Added the output of tsv lexemes positions.
Apr 21, 2025
a0c5c97
[PGPRO-12159] Added the output of weights.
Apr 28, 2025
05b292a
[PGPRO-12159] Fixed test crashes on version 15 of PostgreSQL.
May 14, 2025
1fa1b30
[PGPRO-12159] Fixed test crashes on version 14 of PostgreSQL.
May 14, 2025
63ecfd5
[PGPRO-12159] Fixed test crashes on version 13 of PostgreSQL.
May 14, 2025
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2 changes: 1 addition & 1 deletion Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@ OBJS = src/rumsort.o src/rum_ts_utils.o src/rumtsquery.o \
src/rumbtree.o src/rumbulk.o src/rumdatapage.o \
src/rumentrypage.o src/rumget.o src/ruminsert.o \
src/rumscan.o src/rumutil.o src/rumvacuum.o src/rumvalidate.o \
src/btree_rum.o src/rum_arr_utils.o $(WIN32RES)
src/btree_rum.o src/rum_arr_utils.o src/rum_debug_funcs.o $(WIN32RES)

DATA_updates = rum--1.0--1.1.sql rum--1.1--1.2.sql \
rum--1.2--1.3.sql
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78 changes: 77 additions & 1 deletion rum_init.sql
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Expand Up @@ -6,7 +6,6 @@ LANGUAGE C;
/*
* RUM access method
*/

CREATE ACCESS METHOD rum TYPE INDEX HANDLER rumhandler;

/*
Expand Down Expand Up @@ -1724,3 +1723,80 @@ RETURNS float4
AS 'MODULE_PATHNAME', 'rum_ts_score_td'
LANGUAGE C IMMUTABLE STRICT;

/*--------------------RUM debug functions-----------------------*/

CREATE FUNCTION rum_metapage_info(
IN rel_name text,
IN blk_num int8,
OUT pending_head bigint,
OUT pending_tail bigint,
OUT tail_free_size int4,
OUT n_pending_pages bigint,
OUT n_pending_tuples bigint,
OUT n_total_pages bigint,
OUT n_entry_pages bigint,
OUT n_data_pages bigint,
OUT n_entries bigint,
OUT version varchar)
AS 'MODULE_PATHNAME', 'rum_metapage_info'
LANGUAGE C STRICT PARALLEL SAFE;

CREATE FUNCTION rum_page_opaque_info(
IN rel_name text,
IN blk_num int8,
OUT leftlink bigint,
OUT rightlink bigint,
OUT maxoff int4,
OUT freespace int4,
OUT flags text[])
AS 'MODULE_PATHNAME', 'rum_page_opaque_info'
LANGUAGE C STRICT PARALLEL SAFE;

CREATE FUNCTION rum_leaf_data_page_items(
IN rel_name text,
IN blk_num int8,
OUT is_high_key bool,
OUT tuple_id tid,
OUT add_info_is_null bool,
OUT add_info varchar)
RETURNS SETOF record
AS 'MODULE_PATHNAME', 'rum_leaf_data_page_items'
LANGUAGE C STRICT PARALLEL SAFE;

CREATE FUNCTION rum_internal_data_page_items(
IN rel_name text,
IN blk_num int8,
OUT is_high_key bool,
OUT block_number int8,
OUT tuple_id tid,
OUT add_info_is_null bool,
OUT add_info varchar)
RETURNS SETOF record
AS 'MODULE_PATHNAME', 'rum_internal_data_page_items'
LANGUAGE C STRICT PARALLEL SAFE;

CREATE FUNCTION rum_leaf_entry_page_items(
IN rel_name text,
IN blk_num int8,
OUT key varchar,
OUT attrnum int8,
OUT category varchar,
OUT tuple_id tid,
OUT add_info_is_null bool,
OUT add_info varchar,
OUT is_postring_tree bool,
OUT postring_tree_root int8)
RETURNS SETOF record
AS 'MODULE_PATHNAME', 'rum_leaf_entry_page_items'
LANGUAGE C STRICT PARALLEL SAFE;

CREATE FUNCTION rum_internal_entry_page_items(
IN rel_name text,
IN blk_num int8,
OUT key varchar,
OUT attrnum int8,
OUT category varchar,
OUT down_link int8)
RETURNS SETOF record
AS 'MODULE_PATHNAME', 'rum_internal_entry_page_items'
LANGUAGE C STRICT PARALLEL SAFE;
6 changes: 6 additions & 0 deletions src/rum.h
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Expand Up @@ -21,6 +21,7 @@
#include "storage/bufmgr.h"
#include "utils/datum.h"
#include "utils/memutils.h"
#include "tsearch/ts_type.h"

#include "rumsort.h"

Expand Down Expand Up @@ -836,6 +837,8 @@ extern RumItem *rumGetBAEntry(BuildAccumulator *accum,
#define RUM_ADDINFO_JOIN 10
#define RUMNProcs 10

#define LOWERMASK 0x1F

extern PGDLLEXPORT Datum rum_extract_tsvector(PG_FUNCTION_ARGS);
extern PGDLLEXPORT Datum rum_extract_tsquery(PG_FUNCTION_ARGS);
extern PGDLLEXPORT Datum rum_tsvector_config(PG_FUNCTION_ARGS);
Expand All @@ -847,6 +850,9 @@ extern PGDLLEXPORT Datum rum_ts_distance_td(PG_FUNCTION_ARGS);

extern PGDLLEXPORT Datum tsquery_to_distance_query(PG_FUNCTION_ARGS);

extern char* decompress_pos(char *ptr, WordEntryPos *pos);
extern unsigned int count_pos(char *ptr, int len);

/* rum_arr_utils.c */
typedef enum SimilarityType
{
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