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# name: test/sql/table_function/duckdb_columns.test
# description: Test duckdb_columns function
# group: [table_function]
statement ok
set storage_compatibility_version='v0.10.2'
statement ok
PRAGMA enable_verification
statement ok nosort duckdb_col
SELECT * FROM duckdb_columns();
statement ok nosort duckdb_col
SELECT * FROM duckdb_columns;
statement ok
CREATE TABLE integers(i INTEGER)
statement ok
CREATE TABLE test(i INTEGER NOT NULL, j DECIMAL(18, 3), k VARCHAR DEFAULT 'hello')
query IIIIIIII
SELECT tables.table_name, column_name, data_type, column_default, is_nullable, numeric_precision, numeric_precision_radix, numeric_scale
FROM duckdb_columns cols JOIN duckdb_tables tables USING (table_oid) ORDER BY 1, 2, 3;
----
integers i INTEGER NULL True 32 2 0
test i INTEGER NULL False 32 2 0
test j DECIMAL(18,3) NULL True 18 10 3
test k VARCHAR 'hello' True NULL NULL NULL
query I
SELECT DISTINCT(cols.database_name) = current_database()
FROM duckdb_columns cols JOIN duckdb_tables tables USING (table_oid);
----
True
statement ok
create view v1 as select * from test
query II
select table_name, column_name from duckdb_columns where table_name = 'v1'
----
v1 i
v1 j
v1 k
statement ok
alter table test rename column j to renamed
# Rename of the base table is not reflected in the view's info
query II
select table_name, column_name from duckdb_columns where table_name = 'v1'
----
v1 i
v1 j
v1 k
statement ok
alter table test rename column renamed to j
statement ok
create or replace view v1 (a, b) as select * from test;
query II
select table_name, column_name from duckdb_columns where table_name = 'v1'
----
v1 a
v1 b
v1 k
statement ok
alter table test rename column j to renamed
# The rename of 'j' is not reflected in the view's info because it was aliased to 'b'
query II
select table_name, column_name from duckdb_columns where table_name = 'v1'
----
v1 a
v1 b
v1 k
statement ok
alter table test rename column k to not_k
# The rename of 'k' is also not reflected in the view's info even though it was not aliased
query II
select table_name, column_name from duckdb_columns where table_name = 'v1'
----
v1 a
v1 b
v1 k
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