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Source code for galaxy.model.migrate.versions.0042_workflow_invocation_fix

"""
Drop and readd workflow invocation tables, allowing null jobs
"""

import datetime
import logging

from sqlalchemy import (
    Column,
    DateTime,
    ForeignKey,
    Integer,
    MetaData,
    Table
)

from galaxy.model.migrate.versions.util import (
    create_table,
    drop_table
)

log = logging.getLogger(__name__)
now = datetime.datetime.utcnow
metadata = MetaData()


[docs]def upgrade(migrate_engine): print(__doc__) metadata.bind = migrate_engine metadata.reflect() # 1) Drop for table_name in ["workflow_invocation_step", "workflow_invocation"]: t = Table(table_name, metadata, autoload=True) drop_table(t) metadata.remove(t) # 2) Re-add WorkflowInvocation_table = Table("workflow_invocation", metadata, Column("id", Integer, primary_key=True), Column("create_time", DateTime, default=now), Column("update_time", DateTime, default=now, onupdate=now), Column("workflow_id", Integer, ForeignKey("workflow.id"), index=True, nullable=False)) WorkflowInvocationStep_table = Table("workflow_invocation_step", metadata, Column("id", Integer, primary_key=True), Column("create_time", DateTime, default=now), Column("update_time", DateTime, default=now, onupdate=now), Column("workflow_invocation_id", Integer, ForeignKey("workflow_invocation.id"), index=True, nullable=False), Column("workflow_step_id", Integer, ForeignKey("workflow_step.id"), index=True, nullable=False), Column("job_id", Integer, ForeignKey("job.id"), index=True, nullable=True)) for table in [WorkflowInvocation_table, WorkflowInvocationStep_table]: create_table(table)
[docs]def downgrade(migrate_engine): pass