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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
49 lines
1.0 KiB
Python
49 lines
1.0 KiB
Python
"""2.2.2
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Revision ID: 41ef1dd7467c
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Revises: a946dae52526
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Create Date: 2026-01-13 13:02:41.614029
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"""
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from alembic import op
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from sqlalchemy import text
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from app.log import logger
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# revision identifiers, used by Alembic.
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revision = "41ef1dd7467c"
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down_revision = "a946dae52526"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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# systemconfig表 去重
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connection = op.get_bind()
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select_stmt = text(
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"""
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SELECT id, key, value
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FROM SystemConfig
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WHERE id NOT IN (
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SELECT MAX(id)
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FROM SystemConfig
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GROUP BY key
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)
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"""
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)
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to_delete = connection.execute(select_stmt).fetchall()
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for row in to_delete:
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logger.warn(
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f"已删除重复的 SystemConfig 项：key={row.key}, value={row.value}, id={row.id}"
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)
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delete_stmt = text("DELETE FROM SystemConfig WHERE id = :id")
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connection.execute(delete_stmt, {"id": row.id})
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logger.info("SystemConfig 表去重操作已完成。")
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def downgrade() -> None:
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pass
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