# Generated by Django 4.2.27 on 2026-01-16 08:34

from django.db import migrations, models
import django.utils.timezone


class Migration(migrations.Migration):

    dependencies = [
        ('carbon', '0001_initial'),
    ]

    operations = [
        migrations.CreateModel(
            name='Fingerprint',
            fields=[
                ('id', models.CharField(editable=False, help_text='主键ID', max_length=20, primary_key=True, serialize=False, verbose_name='主键ID')),
                ('create_time', models.DateTimeField(default=django.utils.timezone.now, help_text='创建时间', verbose_name='创建时间')),
                ('update_time', models.DateTimeField(auto_now=True, help_text='修改时间', verbose_name='修改时间')),
                ('is_deleted', models.BooleanField(default=False, help_text='删除标记', verbose_name='删除标记')),
                ('fp_hex', models.CharField(max_length=16, unique=True, verbose_name='simhash(hex)')),
                ('fp_int', models.BigIntegerField(db_index=True, verbose_name='simhash(int)')),
                ('seg1', models.IntegerField(db_index=True)),
                ('seg2', models.IntegerField(db_index=True)),
                ('seg3', models.IntegerField(db_index=True)),
                ('seg4', models.IntegerField(db_index=True)),
                ('score', models.FloatField(verbose_name='得分')),
            ],
            options={
                'indexes': [models.Index(fields=['seg1'], name='carbon_fing_seg1_a18a6c_idx'), models.Index(fields=['seg2'], name='carbon_fing_seg2_5c4cfa_idx'), models.Index(fields=['seg3'], name='carbon_fing_seg3_87273b_idx'), models.Index(fields=['seg4'], name='carbon_fing_seg4_60f65c_idx')],
            },
        ),
    ]