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                        - """add app tracing
 - 
 - Revision ID: 2a3aebbbf4bb
 - Revises: c031d46af369
 - Create Date: 2024-06-17 10:08:54.803701
 - 
 - """
 - import sqlalchemy as sa
 - from alembic import op
 - 
 - import models as models
 - 
 - # revision identifiers, used by Alembic.
 - revision = '2a3aebbbf4bb'
 - down_revision = 'c031d46af369'
 - branch_labels = None
 - depends_on = None
 - 
 - 
 - def upgrade():
 -     # ### commands auto generated by Alembic - please adjust! ###
 -     with op.batch_alter_table('apps', schema=None) as batch_op:
 -         batch_op.add_column(sa.Column('tracing', sa.Text(), nullable=True))
 - 
 -     # ### end Alembic commands ###
 - 
 - 
 - def downgrade():
 -     # ### commands auto generated by Alembic - please adjust! ###
 -     with op.batch_alter_table('apps', schema=None) as batch_op:
 -         batch_op.drop_column('tracing')
 - 
 -     # ### end Alembic commands ###
 
 
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