/
rename_schema.py
80 lines (65 loc) · 2.24 KB
/
rename_schema.py
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# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Use of this software is governed by the Business Source License
# included in the LICENSE file at the root of this repository.
#
# As of the Change Date specified in that file, in accordance with
# the Business Source License, use of this software will be governed
# by the Apache License, Version 2.0.
from textwrap import dedent
from materialize.checks.actions import Testdrive
from materialize.checks.checks import Check
from materialize.checks.executors import Executor
from materialize.mz_version import MzVersion
class RenameSchema(Check):
def _can_run(self, e: Executor) -> bool:
return self.base_version >= MzVersion.parse_mz("v0.75.0-dev")
def initialize(self) -> Testdrive:
return Testdrive(
dedent(
"""
> CREATE SCHEMA rename_me1;
> CREATE SCHEMA rename_me2;
> CREATE SCHEMA rename_me3;
> CREATE TABLE rename_me1.t1 (f1 INTEGER);
> CREATE TABLE rename_me2.t2 (f1 INTEGER);
> CREATE TABLE rename_me3.t3 (f1 INTEGER);
> INSERT INTO rename_me1.t1 VALUES (1);
> INSERT INTO rename_me2.t2 VALUES (2);
> INSERT INTO rename_me3.t3 VALUES (3);
> ALTER SCHEMA rename_me1 RENAME TO renamed1;
"""
)
)
def manipulate(self) -> list[Testdrive]:
return [
Testdrive(dedent(s))
for s in [
"""
> ALTER SCHEMA rename_me2 RENAME TO renamed2;
""",
"""
> ALTER SCHEMA rename_me3 RENAME TO renamed3;
""",
]
]
def validate(self) -> Testdrive:
return Testdrive(
dedent(
"""
> SHOW SCHEMAS LIKE 'rename%';
renamed1
renamed2
renamed3
> SET SCHEMA = renamed1;
> SELECT * FROM t1;
1
> SET SCHEMA = renamed2;
> SELECT * FROM t2;
2
> SET SCHEMA = renamed3;
> SELECT * FROM t3;
3
"""
)
)