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Source code for galaxy.model.migrate.versions.0167_add_job_to_input_dataset_collection_element_association
"""
Migration script to add a new job_to_input_dataset_collection_element table to track job inputs.
"""
import logging
from sqlalchemy import Column, ForeignKey, Integer, MetaData, Table, Unicode
log = logging.getLogger(__name__)
metadata = MetaData()
job_to_input_dataset_collection_element_table = Table(
"job_to_input_dataset_collection_element", metadata,
Column("id", Integer, primary_key=True),
Column("job_id", Integer, ForeignKey("job.id"), index=True),
Column("dataset_collection_element_id", Integer, ForeignKey("dataset_collection_element.id"), index=True),
Column("name", Unicode(255)))
[docs]def upgrade(migrate_engine):
print(__doc__)
metadata.bind = migrate_engine
metadata.reflect()
try:
job_to_input_dataset_collection_element_table.create()
except Exception:
log.exception("Creating job_to_input_dataset_collection_element table failed")
[docs]def downgrade(migrate_engine):
metadata.bind = migrate_engine
metadata.reflect()
try:
job_to_input_dataset_collection_element_table.drop()
except Exception:
log.exception("Dropping job_to_input_dataset_collection_element table failed")