c1cf3ab2c7fe_init2.py 1.4 KB

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  1. """init2
  2. Revision ID: c1cf3ab2c7fe
  3. Revises:
  4. Create Date: 2025-05-11 09:13:03.260708
  5. """
  6. from alembic import op
  7. import sqlalchemy as sa
  8. from sqlalchemy.dialects import postgresql
  9. # revision identifiers, used by Alembic.
  10. revision = 'c1cf3ab2c7fe'
  11. down_revision = None
  12. branch_labels = None
  13. depends_on = None
  14. def upgrade():
  15. op.alter_column('fifty_thousand_survey_data',
  16. column_name='磷酸二氢铵',
  17. new_column_name='lin_suan_er_qing_an',
  18. existing_type=sa.Float(precision=53),
  19. nullable=True)
  20. op.alter_column('surveydata',
  21. column_name='磷酸二氢铵',
  22. new_column_name='lin_suan_er_qing_an',
  23. existing_type=sa.Float(precision=53),
  24. nullable=True)
  25. # ### end Alembic commands ###
  26. def downgrade():
  27. # ### commands auto generated by Alembic - please adjust! ###
  28. op.alter_column('surveydata',
  29. column_name='lin_suan_er_qing_an',
  30. new_column_name='磷酸二氢铵',
  31. existing_type=sa.Float(precision=53),
  32. nullable=True)
  33. op.alter_column('fifty_thousand_survey_data',
  34. column_name='lin_suan_er_qing_an',
  35. new_column_name='磷酸二氢铵',
  36. existing_type=sa.Float(precision=53),
  37. nullable=True)
  38. # ### end Alembic commands ###