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ArcadeDB Server v25.11.1-SNAPSHOT (build f397d6d4e14740391e5c25e5fa7445365b9d97b8/1762811570052/main)
Running on Mac OS X 15.6 - OpenJDK 64-Bit Server VM 25 (Homebrew)
Given this database:
CREATE DOCUMENT TYPE doc;
CREATE PROPERTY doc.nums LIST OF INTEGER;
CREATE INDEX ON doc (nums BY ITEM) NOTUNIQUE;
INSERT INTO doc SET nums = [1,2,3];This query uses the index:
EXPLAIN SELECT FROM doc WHERE nums CONTAINSANY [1]as shown in the explain:
+ FETCH FROM INDEX doc[numsbyitem]\n nums CONTAINSANY [1]\n+ EXTRACT VALUE FROM INDEX ENTRY\n filtering buckets [1]\n+ DISTINCT\n+ FILTER ITEMS BY TYPE \n doc
while these queries do not use the index:
EXPLAIN SELECT FROM doc WHERE nums CONTAINS 1see:
+ FETCH FROM TYPE doc\n + FETCH FROM BUCKET 1 (doc_0) ASC = 1 RECORDS\n+ FILTER ITEMS WHERE \n nums CONTAINS 1
EXPLAIN SELECT FROM doc WHERE 1 IN numssee:
+ FETCH FROM TYPE doc\n + FETCH FROM BUCKET 1 (doc_0) ASC = 1 RECORDS\n+ FILTER ITEMS WHERE \n 1 IN nums
EXPLAIN SELECT FROM doc WHERE nums CONTAINSALL [1]see:
+ FETCH FROM TYPE doc\n + FETCH FROM BUCKET 1 (doc_0) ASC = 1 RECORDS\n+ FILTER ITEMS WHERE \n nums CONTAINSALL [1]
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