35 lines
940 B
Python
35 lines
940 B
Python
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"""create road_usage table
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Revision ID: a9627f63fbed
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Revises:
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Create Date: 2022-03-16 20:26:17.449569
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"""
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy import Column, Integer, String, ForeignKey, Index, DateTime, Boolean
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from sqlalchemy.types import BIGINT
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# revision identifiers, used by Alembic.
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revision = "a9627f63fbed"
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down_revision = None
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branch_labels = None
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depends_on = None
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def upgrade():
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op.create_table(
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"road_usage",
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Column("id", Integer, autoincrement=True, primary_key=True, index=True),
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Column("track_id", Integer, ForeignKey("track.id", ondelete="CASCADE")),
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Column("hex_hash", String, unique=True, index=True),
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Column("way_id", BIGINT, index=True),
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Column("time", DateTime),
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Column("direction_reversed", Boolean),
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Index("road_usage_segment", "way_id", "direction_reversed"),
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)
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def downgrade():
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op.drop_table("road_usage")
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