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Fix incorrect join condition. We want to join all columns of the inde… #15

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Fix incorrect join condition. We want to join all columns of the inde… #15

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3 changes: 1 addition & 2 deletions bloat/index_bloat_check.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,6 @@ WITH btree_index_atts AS (
indrelid, indexrelid,
indexclass.relam,
tableclass.relname as tablename,
regexp_split_to_table(indkey::text, ' ')::smallint AS attnum,
indexrelid as index_oid
FROM pg_index
JOIN pg_class AS indexclass ON pg_index.indexrelid = indexclass.oid
Expand All @@ -32,7 +31,7 @@ index_item_sizes AS (
END AS index_tuple_hdr,
sum( (1-coalesce(pg_stats.null_frac, 0)) * coalesce(pg_stats.avg_width, 1024) ) AS nulldatawidth
FROM pg_attribute
JOIN btree_index_atts AS ind_atts ON pg_attribute.attrelid = ind_atts.indexrelid AND pg_attribute.attnum = ind_atts.attnum
JOIN btree_index_atts AS ind_atts ON pg_attribute.attrelid = ind_atts.indexrelid
JOIN pg_stats ON pg_stats.schemaname = ind_atts.nspname
-- stats for regular index columns
AND ( (pg_stats.tablename = ind_atts.tablename AND pg_stats.attname = pg_catalog.pg_get_indexdef(pg_attribute.attrelid, pg_attribute.attnum, TRUE))
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