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# name: test/sql/catalog/function/test_subquery_macro.test
# description: Test Macro with subquery
# group: [function]
statement ok
PRAGMA enable_verification
statement ok
CREATE TABLE integers (a INT)
statement ok
INSERT INTO integers VALUES (1)
statement ok
CREATE MACRO subquery(a) AS (SELECT a)
query T
SELECT subquery(1)
----
1
query T
SELECT subquery(NULL)
----
NULL
query T
SELECT subquery(3) + a FROM integers
----
4
query T
SELECT subquery(a) FROM integers
----
1
# macro parameters and column names should not conflict
statement error
CREATE MACRO a1(a) AS (SELECT a + a FROM integers)
----
statement ok
CREATE MACRO a1(b) AS (SELECT a + a FROM integers)
query T
SELECT a1(3)
----
2
query T
SELECT a1(3) + a FROM integers
----
3
# never allow columns with the same name as parameters
statement error
CREATE MACRO a2(a) AS (SELECT i.a + a FROM integers i)
----
statement ok
CREATE MACRO a2(b) AS (SELECT i.a + b FROM integers i)
query T
SELECT a2(3)
----
4
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