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43 lines
1.5 KiB
43 lines
1.5 KiB
"""add placement policies
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Revision ID: 20260414_0004
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Revises: 20260413_0003
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Create Date: 2026-04-14 10:00:00.000000
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"""
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from alembic import op
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import sqlalchemy as sa
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revision = "20260414_0004"
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down_revision = "20260413_0003"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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op.create_table(
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"placement_policies",
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sa.Column("id", sa.String(), nullable=False),
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sa.Column("file_class", sa.String(), nullable=False),
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sa.Column("require_local", sa.Boolean(), server_default="1", nullable=False),
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sa.Column("stable_replica_count", sa.Integer(), server_default="1", nullable=False),
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sa.Column("opportunistic_replica_count", sa.Integer(), server_default="0", nullable=False),
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sa.Column("preferred_backend_ids_json", sa.Text(), server_default="[]", nullable=False),
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sa.Column("excluded_backend_ids_json", sa.Text(), server_default="[]", nullable=False),
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sa.Column("max_non_local_size_bytes", sa.Integer(), nullable=True),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index(
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"idx_placement_policies_file_class",
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"placement_policies",
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["file_class"],
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unique=True,
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)
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def downgrade() -> None:
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op.drop_index("idx_placement_policies_file_class", table_name="placement_policies")
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op.drop_table("placement_policies")
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