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Commitdf0f467

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arseny114Arseny Kositsyn
authored and
Arseny Kositsyn
committed
[PGPRO-12159] Added pageinspect functions for rum.
This commit adds three functions for low-level explorationof the index's rum pages:1) rum_metapage_info() -- is used to examine the informationposted on the meta page (flags: {meta}).2) rum_page_opaque_info() -- is used to examine informationthat is placed in the opaque area of the index page (anyindex page).3) rum_leaf_data_page_items() -- is used to examine theinformation that is placed on the leaf pages of theposting tree (flags: {leaf, data}).To extract information, all these functions need to passthe index name and the page number.Tags: rum
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3 files changed

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3 files changed

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‎Makefile‎

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Original file line numberDiff line numberDiff line change
@@ -9,7 +9,7 @@ OBJS = src/rumsort.o src/rum_ts_utils.o src/rumtsquery.o \
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src/rumbtree.o src/rumbulk.o src/rumdatapage.o\
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src/rumentrypage.o src/rumget.o src/ruminsert.o\
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src/rumscan.o src/rumutil.o src/rumvacuum.o src/rumvalidate.o\
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src/btree_rum.o src/rum_arr_utils.o$(WIN32RES)
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src/btree_rum.o src/rum_arr_utils.osrc/rum_debug_funcs.o$(WIN32RES)
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DATA_updates = rum--1.0--1.1.sql rum--1.1--1.2.sql\
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rum--1.2--1.3.sql

‎rum_init.sql‎

Lines changed: 38 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1724,3 +1724,41 @@ RETURNS float4
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AS'MODULE_PATHNAME','rum_ts_score_td'
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LANGUAGE C IMMUTABLE STRICT;
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/*--------------------RUM debug functions-----------------------*/
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CREATEFUNCTIONrum_metapage_info(
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IN rel_nametext,
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IN blk_num int8,
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OUT pending_headbigint,
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OUT pending_tailbigint,
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OUT tail_free_size int4,
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OUT n_pending_pagesbigint,
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OUT n_pending_tuplesbigint,
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OUT n_total_pagesbigint,
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OUT n_entry_pagesbigint,
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OUT n_data_pagesbigint,
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OUT n_entriesbigint,
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OUT versionbigint)
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AS'MODULE_PATHNAME','rum_metapage_info'
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LANGUAGE C STRICT PARALLEL SAFE;
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CREATEFUNCTIONrum_page_opaque_info(
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IN rel_nametext,
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IN blk_num int8,
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OUT leftlinkbigint,
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OUT rightlinkbigint,
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OUT maxoff int4,
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OUT freespace int4,
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OUT flagstext[])
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AS'MODULE_PATHNAME','rum_page_opaque_info'
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LANGUAGE C STRICT PARALLEL SAFE;
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CREATEFUNCTIONrum_leaf_data_page_items(
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IN rel_nametext,
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IN blk_num int8,
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OUT tuple_id tid,
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OUT add_info_is_null bool,
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OUT addInfovarchar)
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RETURNS SETOF record
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AS'MODULE_PATHNAME','rum_leaf_data_page_items'
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LANGUAGE C STRICT PARALLEL SAFE;

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