# name: test/sql/explain/test_explain.test
# description: Test explain
# group: [explain]

statement ok
PRAGMA enable_verification

statement ok
CREATE TABLE integers(i INTEGER, j INTEGER)

statement ok
INSERT INTO integers VALUES (1, 1), (2, 2), (3, 3), (NULL, NULL)

statement ok
EXPLAIN SELECT * FROM integers

statement ok
EXPLAIN select sum(i), j, sum(i), j from integers group by j having j < 10;

statement ok
EXPLAIN update integers set i=i+1;

statement ok
EXPLAIN delete from integers where i=1;

statement ok
pragma explain_output='optimized_only'

query II
EXPLAIN (FORMAT JSON) SELECT SUM(i) FROM (SELECT * FROM integers i1, integers i2 UNION ALL SELECT * FROM integers i1, integers i2);
----
logical_opt	<REGEX>:.*"name": "CROSS_PRODUCT".*

query II
EXPLAIN (FORMAT HTML) SELECT SUM(i) FROM (SELECT * FROM integers i1, integers i2 UNION ALL SELECT * FROM integers i1, integers i2);
----
logical_opt	<REGEX>:.*<div class="title">CROSS_PRODUCT</div>.*

query II
EXPLAIN (FORMAT GRAPHVIZ) SELECT SUM(i) FROM (SELECT * FROM integers i1, integers i2 UNION ALL SELECT * FROM integers i1, integers i2);
----
logical_opt	<REGEX>:.*node_0_0 -> node_0_1;.*

query II
EXPLAIN (FORMAT YAML) SELECT SUM(i) FROM (SELECT * FROM integers i1, integers i2 UNION ALL SELECT * FROM integers i1, integers i2);
----
logical_opt	<REGEX>:.*- name: "CROSS_PRODUCT".*