# name: test/sql/join/inner/join_cache.test
# description: Test joins with few matches which should result in cache usage
# group: [inner]

statement ok
PRAGMA enable_verification

statement ok
pragma verify_external

statement ok
CREATE TABLE smalltable AS SELECT 1::INTEGER a;

# values 1...1024 10x
statement ok
CREATE TABLE bigtable AS SELECT a::INTEGER a FROM generate_series(0, 10000, 1) tbl(a), generate_series(0, 9, 1) tbl2(b);

query I
SELECT COUNT(*) FROM bigtable JOIN smalltable USING (a)
----
10

query I
SELECT COUNT(*) FROM bigtable JOIN smalltable USING (a) JOIN smalltable t3 USING (a)
----
10

query I
SELECT COUNT(*) FROM bigtable JOIN smalltable USING (a) JOIN smalltable t3 USING (a) JOIN smalltable t4 USING (a);
----
10

query I
SELECT * FROM bigtable JOIN smalltable USING (a)
----
1
1
1
1
1
1
1
1
1
1