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Source code for galaxy.model.migrate.versions.0142_change_numeric_metric_precision
"""
Migration script to change the 'value' column of 'user_preference' table from numeric(22, 7) to numeric(26, 7)
"""
import logging
from sqlalchemy import MetaData, Numeric, Table
log = logging.getLogger(__name__)
metadata = MetaData()
[docs]def upgrade(migrate_engine):
print(__doc__)
metadata.bind = migrate_engine
metadata.reflect()
try:
t = Table("job_metric_numeric", metadata, autoload=True)
t.c.metric_value.alter(type=Numeric(26, 7))
t = Table("task_metric_numeric", metadata, autoload=True)
t.c.metric_value.alter(type=Numeric(26, 7))
except Exception:
log.exception("Modifying numeric column failed")
[docs]def downgrade(migrate_engine):
# truncating columns would require truncating data in those columns, so it's best not to downgrade them
pass