135 lines
4.4 KiB
Python
135 lines
4.4 KiB
Python
from django.db import connection, models
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from django.db.models.functions import Lower
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class People(models.Model):
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name = models.CharField(max_length=255)
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parent = models.ForeignKey("self", models.CASCADE)
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class Message(models.Model):
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from_field = models.ForeignKey(People, models.CASCADE, db_column="from_id")
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author = models.ForeignKey(People, models.CASCADE, related_name="message_authors")
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class PeopleData(models.Model):
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people_pk = models.ForeignKey(People, models.CASCADE, primary_key=True)
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ssn = models.CharField(max_length=11)
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class PeopleMoreData(models.Model):
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people_unique = models.ForeignKey(People, models.CASCADE, unique=True)
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message = models.ForeignKey(Message, models.CASCADE, blank=True, null=True)
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license = models.CharField(max_length=255)
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class ForeignKeyToField(models.Model):
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to_field_fk = models.ForeignKey(
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PeopleMoreData,
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models.CASCADE,
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to_field="people_unique",
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)
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class DigitsInColumnName(models.Model):
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all_digits = models.CharField(max_length=11, db_column="123")
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leading_digit = models.CharField(max_length=11, db_column="4extra")
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leading_digits = models.CharField(max_length=11, db_column="45extra")
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class SpecialName(models.Model):
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field = models.IntegerField(db_column="field")
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# Underscores
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field_field_0 = models.IntegerField(db_column="Field_")
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field_field_1 = models.IntegerField(db_column="Field__")
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field_field_2 = models.IntegerField(db_column="__field")
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# Other chars
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prc_x = models.IntegerField(db_column="prc(%) x")
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non_ascii = models.IntegerField(db_column="tamaño")
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class Meta:
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db_table = "inspectdb_special.table name"
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class ColumnTypes(models.Model):
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id = models.AutoField(primary_key=True)
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big_int_field = models.BigIntegerField()
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bool_field = models.BooleanField(default=False)
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null_bool_field = models.BooleanField(null=True)
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char_field = models.CharField(max_length=10)
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null_char_field = models.CharField(max_length=10, blank=True, null=True)
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date_field = models.DateField()
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date_time_field = models.DateTimeField()
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decimal_field = models.DecimalField(max_digits=6, decimal_places=1)
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email_field = models.EmailField()
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file_field = models.FileField(upload_to="unused")
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file_path_field = models.FilePathField()
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float_field = models.FloatField()
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int_field = models.IntegerField()
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gen_ip_address_field = models.GenericIPAddressField(protocol="ipv4")
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pos_big_int_field = models.PositiveBigIntegerField()
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pos_int_field = models.PositiveIntegerField()
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pos_small_int_field = models.PositiveSmallIntegerField()
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slug_field = models.SlugField()
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small_int_field = models.SmallIntegerField()
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text_field = models.TextField()
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time_field = models.TimeField()
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url_field = models.URLField()
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uuid_field = models.UUIDField()
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class JSONFieldColumnType(models.Model):
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json_field = models.JSONField()
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null_json_field = models.JSONField(blank=True, null=True)
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class Meta:
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required_db_features = {
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"can_introspect_json_field",
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"supports_json_field",
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}
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test_collation = connection.features.test_collations.get("non_default")
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class CharFieldDbCollation(models.Model):
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char_field = models.CharField(max_length=10, db_collation=test_collation)
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class Meta:
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required_db_features = {"supports_collation_on_charfield"}
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class TextFieldDbCollation(models.Model):
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text_field = models.TextField(db_collation=test_collation)
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class Meta:
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required_db_features = {"supports_collation_on_textfield"}
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class UniqueTogether(models.Model):
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field1 = models.IntegerField()
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field2 = models.CharField(max_length=10)
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from_field = models.IntegerField(db_column="from")
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non_unique = models.IntegerField(db_column="non__unique_column")
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non_unique_0 = models.IntegerField(db_column="non_unique__column")
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class Meta:
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unique_together = [
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("field1", "field2"),
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("from_field", "field1"),
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("non_unique", "non_unique_0"),
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]
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class FuncUniqueConstraint(models.Model):
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name = models.CharField(max_length=255)
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rank = models.IntegerField()
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class Meta:
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constraints = [
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models.UniqueConstraint(
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Lower("name"), models.F("rank"), name="index_lower_name"
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)
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]
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required_db_features = {"supports_expression_indexes"}
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