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# name: test/sql/catalog/dependencies/test_schema_dependency.test
# description: Schema dependencies
# group: [dependencies]
# single schema and dependencies
statement ok con1
CREATE SCHEMA s1
statement ok con1
CREATE TABLE s1.integers(i INTEGER)
query I con1
SELECT * FROM s1.integers
----
# can't drop: dependency
statement error con1
DROP SCHEMA s1
----
table "integers" depends on schema "s1".
query I con1
SELECT * FROM s1.integers
----
# we can drop with cascade though
statement ok con1
DROP SCHEMA s1 CASCADE
# this also drops the table
statement error con1
SELECT * FROM s1.integers
----
Catalog Error: Table with name "s1.integers" does not exist because schema "s1" does not exist.
# schemas and dependencies
# create a schema and a table inside the schema
statement ok con1
CREATE SCHEMA s1
statement ok con1
CREATE TABLE s1.integers(i INTEGER)
statement ok con1
BEGIN TRANSACTION
statement ok con2
BEGIN TRANSACTION
# drop the table in con1
statement ok con1
DROP TABLE s1.integers
# we can't drop the schema from con2 because the table still exists for con2!
statement error con2
DROP SCHEMA s1
----
table "integers" depends on schema "s1".
# now rollback the table drop
statement ok con1
ROLLBACK
statement ok con2
ROLLBACK
# the table exists again
query I con1
SELECT * FROM s1.integers
----
# try again, but this time we commit
statement ok con1
BEGIN TRANSACTION
statement ok con2
BEGIN TRANSACTION
# drop the schema entirely now
statement ok con1
DROP SCHEMA s1 CASCADE
# we can still query the table from con2
query I con2
SELECT * FROM s1.integers
----
# even after we commit
statement ok con1
COMMIT
query I con2
SELECT * FROM s1.integers
----
# however if we end the transaction in con2 the schema is gone
statement ok con2
ROLLBACK
statement error con2
CREATE TABLE s1.dummy(i INTEGER)
----
Schema with name s1 does not exist
|
