76 lines
2.5 KiB
Python
76 lines
2.5 KiB
Python
"""initial accounts and messages hypertable
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Revision ID: 77df960a31de
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Revises:
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Create Date: 2026-05-29 10:58:16.118857
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"""
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from collections.abc import Sequence
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import sqlalchemy as sa
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from alembic import op
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from sqlalchemy.dialects import postgresql
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revision: str = "77df960a31de"
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down_revision: str | None = None
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branch_labels: str | Sequence[str] | None = None
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depends_on: str | Sequence[str] | None = None
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def upgrade() -> None:
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# ### commands auto generated by Alembic - please adjust! ###
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op.create_table(
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"accounts",
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sa.Column("account_id", sa.Integer(), nullable=False),
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sa.Column("tg_user_id", sa.BigInteger(), nullable=True),
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sa.Column("label", sa.String(), nullable=True),
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sa.Column("phone", sa.String(), nullable=True),
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sa.Column("session_name", sa.String(), nullable=False),
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sa.Column("is_active", sa.Boolean(), nullable=False),
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sa.Column("raw", postgresql.JSONB(astext_type=sa.Text()), nullable=False),
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sa.Column(
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"created_at",
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sa.DateTime(timezone=True),
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server_default=sa.text("now()"),
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nullable=False,
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),
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sa.Column(
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"updated_at",
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sa.DateTime(timezone=True),
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server_default=sa.text("now()"),
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nullable=False,
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),
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sa.PrimaryKeyConstraint("account_id"),
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sa.UniqueConstraint("tg_user_id"),
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)
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op.create_table(
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"messages",
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sa.Column("account_id", sa.Integer(), nullable=False),
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sa.Column("chat_id", sa.BigInteger(), nullable=False),
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sa.Column("message_id", sa.BigInteger(), nullable=False),
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sa.Column("date", sa.DateTime(timezone=True), nullable=False),
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sa.Column("raw", postgresql.JSONB(astext_type=sa.Text()), nullable=False),
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sa.Column("deleted_at", sa.DateTime(timezone=True), nullable=True),
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sa.PrimaryKeyConstraint("account_id", "chat_id", "message_id", "date"),
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)
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# ### end Alembic commands ###
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op.execute(
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"SELECT create_hypertable('messages', by_range('date', INTERVAL '1 month'))"
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)
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op.execute(
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"ALTER TABLE messages SET ("
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"timescaledb.enable_columnstore = true, "
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"timescaledb.segmentby = 'chat_id', "
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"timescaledb.orderby = 'date DESC')"
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)
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op.execute("CALL add_columnstore_policy('messages', after => INTERVAL '30 days')")
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def downgrade() -> None:
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# ### commands auto generated by Alembic - please adjust! ###
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op.drop_table("messages")
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op.drop_table("accounts")
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# ### end Alembic commands ###
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