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# name: test/optimizer/statistics/statistics_between.test
# description: Statistics propagation test with between expression
# group: [statistics]
statement ok
CREATE TABLE integers AS SELECT * FROM (VALUES (1), (2), (3)) tbl(i);
statement ok
PRAGMA explain_output = OPTIMIZED_ONLY;
# filter is out of range: no need to execute it
query II
EXPLAIN SELECT i=3 FROM integers WHERE i BETWEEN 0 AND 2
----
logical_opt <!REGEX>:.*\(i = 3\).*
# filter is in range: need to execute it
query II
EXPLAIN SELECT i=1 FROM integers WHERE i BETWEEN 0 AND 2
----
logical_opt <REGEX>:.*\(i = 1\).*
# between where lhs is bigger than rhs: we can prune this entirely
query II
EXPLAIN SELECT * FROM integers WHERE i BETWEEN 3 AND 2
----
logical_opt <REGEX>:.*EMPTY_RESULT.*
# now verify all of the results
query I
SELECT i=3 FROM integers WHERE i BETWEEN 0 AND 2;
----
0
0
query I
SELECT i=1 FROM integers WHERE i BETWEEN 0 AND 2;
----
1
0
query I
SELECT * FROM integers WHERE i BETWEEN 3 AND 2;
----
# now test the same with a subquery, where we don't have filter pushdown into the scan
query II
EXPLAIN SELECT i=3 FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 2
----
logical_opt <!REGEX>:.*\(i = 3\).*
query II
EXPLAIN SELECT i=1 FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 2
----
logical_opt <REGEX>:.*\(i = 1\).*
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 3 AND 2
----
logical_opt <REGEX>:.*EMPTY_RESULT.*
# lower clause is always true: between should be converted into i <= 2
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 2;
----
logical_opt <REGEX>:.*\(i <= 2\).*
# upper clause is always true: between should be converted into i >= 2
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 2 AND 10;
----
logical_opt <REGEX>:.*\(i >= 2\).*
# between is always false
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN -1 AND 0;
----
logical_opt <REGEX>:.*EMPTY_RESULT.*
query II
EXPLAIN SELECT i BETWEEN -1 AND 0 FROM (SELECT * FROM integers LIMIT 10) integers(i);
----
logical_opt <REGEX>:.*false.*
# verify the results
query I
SELECT i=3 FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 2;
----
0
0
query I
SELECT i=1 FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 2;
----
1
0
query I
SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 3 AND 2;
----
query I
SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 10;
----
1
2
3
query I
SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 2;
----
1
2
query I
SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 2 AND 10;
----
2
3
query I
SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN -1 AND 0;
----
query I
SELECT i BETWEEN -1 AND 0 FROM (SELECT * FROM integers LIMIT 10) integers(i);
----
0
0
0
statement ok
PRAGMA explain_output = PHYSICAL_ONLY;
# wide between: both are always true, entire filter can be pruned. (happens during physical planning).
# see https://github.com/duckdb/duckdb-fuzzer/issues/1357
# https://github.com/duckdb/duckdb-fuzzer/issues/1358
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 10;
----
physical_plan <!REGEX>:.*FILTER.*
statement ok
PRAGMA explain_output = OPTIMIZED_ONLY;
# now insert a null value
statement ok
INSERT INTO integers VALUES (NULL)
# between is always false or null: we can still prune the entire filter
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN -1 AND 0;
----
logical_opt <REGEX>:.*EMPTY_RESULT.*
# between is always false or null: we can still prune the entire filter
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN -1 AND 0;
----
logical_opt <!REGEX>:.*FILTER.*
# however, if used in a select clause, we can only replace it with a constant_or_null clause
query II
EXPLAIN SELECT i BETWEEN -1 AND 0 FROM (SELECT * FROM integers LIMIT 10) integers(i);
----
logical_opt <REGEX>:.*constant_or_null.*
# in the case of null values we cannot prune the filter here
query II
EXPLAIN SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 10;
----
logical_opt <REGEX>:.*FILTER.*
query I
SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN -1 AND 0;
----
query I
SELECT i BETWEEN -1 AND 0 FROM (SELECT * FROM integers LIMIT 10) integers(i);
----
0
0
0
NULL
query I
SELECT * FROM (SELECT * FROM integers LIMIT 10) integers(i) WHERE i BETWEEN 0 AND 10;
----
1
2
3
|
