27 lines
962 B
Python
27 lines
962 B
Python
from django.contrib.gis.db.backends.base.features import BaseSpatialFeatures
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from django.db.backends.mysql.features import (
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DatabaseFeatures as MySQLDatabaseFeatures,
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)
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from django.utils.functional import cached_property
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class DatabaseFeatures(BaseSpatialFeatures, MySQLDatabaseFeatures):
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has_spatialrefsys_table = False
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supports_add_srs_entry = False
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supports_distance_geodetic = False
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supports_length_geodetic = False
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supports_area_geodetic = False
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supports_transform = False
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supports_real_shape_operations = False
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supports_null_geometries = False
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supports_num_points_poly = False
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@cached_property
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def supports_empty_geometry_collection(self):
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return self.connection.mysql_version >= (5, 7, 5)
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@cached_property
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def supports_geometry_field_unique_index(self):
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# Not supported in MySQL since https://dev.mysql.com/worklog/task/?id=11808
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return self.connection.mysql_is_mariadb
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