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-rw-r--r--dbstore/sql/cpe/search-all.sql46
1 files changed, 46 insertions, 0 deletions
diff --git a/dbstore/sql/cpe/search-all.sql b/dbstore/sql/cpe/search-all.sql
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+++ b/dbstore/sql/cpe/search-all.sql
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+SELECT a.cpe_id,
+ a.cpe23,
+ COALESCE(c.titles, '[]') AS titles,
+ COALESCE(d.refs, '[]') AS refs,
+ b.rank
+
+ FROM cpes a
+ JOIN (
+ -- limit to "best" match (e.g., lowest rank) for given CPE
+ -- NOTE: it's not clear to me whether cross-index bm25()
+ -- comparisons are valid
+ SELECT cpe_id,
+ MIN(rank) AS rank
+ FROM cpe_fts_all a
+ WHERE cpe_fts_all MATCH :q
+ GROUP BY cpe_id
+ ) b ON (b.cpe_id = a.cpe_id)
+
+ -- get all titles, grouped by cpe
+ LEFT JOIN (
+ SELECT cpe_id,
+ json_group_array(json_object(
+ 'lang', lang,
+ 'text', val
+ )) AS titles
+
+ FROM cpe_titles
+
+ GROUP BY cpe_id
+ ) c ON (c.cpe_id = b.cpe_id)
+
+ -- get all refs, grouped by cpe
+ LEFT JOIN (
+ SELECT cpe_id,
+ json_group_array(json_object(
+ 'href', href,
+ 'text', val
+ )) AS refs
+
+ FROM cpe_refs
+
+ GROUP BY cpe_id
+ ) d ON (d.cpe_id = b.cpe_id)
+
+ -- order by rank
+ ORDER BY b.rank