Warning

This document is for an old release of Galaxy. You can alternatively view this page in the latest release if it exists or view the top of the latest release's documentation.

Source code for galaxy.model.migrate.versions.0009_request_table

"""
This migration script adds a new column to 2 tables:
1) a new boolean type column named 'submitted' to the 'request' table
2) a new string type column named 'bar_code' to the 'sample' table
"""

import logging

from sqlalchemy import (
    Boolean,
    Column,
    MetaData
)

from galaxy.model.custom_types import TrimmedString
from galaxy.model.migrate.versions.util import (
    add_column,
    drop_column
)

log = logging.getLogger(__name__)
metadata = MetaData()


[docs]def upgrade(migrate_engine): print(__doc__) metadata.bind = migrate_engine metadata.reflect() col = Column('submitted', Boolean, default=False) add_column(col, 'request', metadata) col = Column("bar_code", TrimmedString(255), index=True) add_column(col, 'sample', metadata, index_name='ix_sample_bar_code')
[docs]def downgrade(migrate_engine): metadata.bind = migrate_engine metadata.reflect() drop_column('bar_code', 'sample', metadata) # SQLAlchemy Migrate has a bug when dropping a boolean column in SQLite if migrate_engine.name != 'sqlite': drop_column('submitted', 'request', metadata)