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@ -1,22 +1,36 @@
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# Generated by Django 4.2.5 on 2023-09-06 13:19
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# 由Django 4.2.5版本在2023年9月6日13:19自动生成
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from django.db import migrations
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class Migration(migrations.Migration):
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"""
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数据库迁移类,用于修改现有数据模型的结构和配置
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这是一个增量迁移,基于之前的迁移进行修改
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"""
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# 依赖关系:表示此迁移依赖于'owntracks'应用中的0001_initial迁移
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# 执行此迁移前必须先执行完依赖的迁移
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dependencies = [
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('owntracks', '0001_initial'),
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]
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# 定义要执行的数据库操作列表
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operations = [
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# 修改模型的配置选项
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migrations.AlterModelOptions(
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name='owntracklog',
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options={'get_latest_by': 'creation_time', 'ordering': ['creation_time'], 'verbose_name': 'OwnTrackLogs', 'verbose_name_plural': 'OwnTrackLogs'},
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name='owntracklog', # 要修改的模型名称
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# 新的模型配置选项
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options={
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'get_latest_by': 'creation_time', # 更新获取最新记录的字段为creation_time
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'ordering': ['creation_time'], # 更新默认排序字段为creation_time
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'verbose_name': 'OwnTrackLogs', # 模型的单数显示名称(未变)
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'verbose_name_plural': 'OwnTrackLogs' # 模型的复数显示名称(未变)
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},
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),
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# 重命名字段
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migrations.RenameField(
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model_name='owntracklog',
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old_name='created_time',
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new_name='creation_time',
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model_name='owntracklog', # 要操作的模型名称
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old_name='created_time', # 原字段名
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new_name='creation_time', # 新字段名
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),
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]
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