90 lines
4.4 KiB
Python
90 lines
4.4 KiB
Python
"""add context memory compaction jobs
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Revision ID: 20260521_context_memory_compaction_jobs
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Revises: 20260520_context_memory_status_gate
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Create Date: 2026-05-21
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"""
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from __future__ import annotations
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from alembic import op
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import sqlalchemy as sa
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revision = "20260521_context_memory_compaction_jobs"
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down_revision = "20260520_context_memory_status_gate"
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branch_labels = None
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depends_on = None
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TABLE_NAME = "pmflow_ai_context_memory_compaction_jobs"
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def _table_exists(table_name: str) -> bool:
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return sa.inspect(op.get_bind()).has_table(table_name)
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def _index_exists(table_name: str, index_name: str) -> bool:
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if not _table_exists(table_name):
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return False
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inspector = sa.inspect(op.get_bind())
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return any(item.get("name") == index_name for item in inspector.get_indexes(table_name))
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def _create_index_once(index_name: str, table_name: str, columns: list[str]) -> None:
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if _table_exists(table_name) and not _index_exists(table_name, index_name):
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op.create_index(index_name, table_name, columns)
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def upgrade() -> None:
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if not _table_exists(TABLE_NAME):
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op.create_table(
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TABLE_NAME,
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sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
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sa.Column("public_job_id", sa.String(length=80), nullable=False),
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sa.Column("thread_id", sa.BigInteger(), nullable=True),
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sa.Column("user_id", sa.BigInteger(), nullable=True),
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sa.Column("qa_session_id", sa.BigInteger(), nullable=True),
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sa.Column("run_public_id", sa.String(length=80), nullable=True),
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sa.Column("status", sa.String(length=32), nullable=False, server_default="queued"),
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sa.Column("attempt_count", sa.Integer(), nullable=False, server_default="0"),
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sa.Column("max_attempts", sa.Integer(), nullable=False, server_default="2"),
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sa.Column("priority", sa.Integer(), nullable=False, server_default="0"),
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sa.Column("job_payload", sa.JSON(), nullable=True),
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sa.Column("result_payload", sa.JSON(), nullable=True),
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sa.Column("last_error", sa.Text(), nullable=True),
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sa.Column("superseded_by_job_id", sa.BigInteger(), nullable=True),
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sa.Column("queued_at", sa.TIMESTAMP(), nullable=True),
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sa.Column("started_at", sa.TIMESTAMP(), nullable=True),
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sa.Column("completed_at", sa.TIMESTAMP(), nullable=True),
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sa.Column("next_retry_at", sa.TIMESTAMP(), nullable=True),
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sa.Column("tenant_id", sa.BigInteger(), nullable=False),
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sa.Column("created_at", sa.TIMESTAMP(), server_default=sa.text("now()"), nullable=False),
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sa.Column("updated_at", sa.TIMESTAMP(), server_default=sa.text("now()"), nullable=False),
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sa.ForeignKeyConstraint(["qa_session_id"], ["qa_sessions.id"], ondelete="SET NULL"),
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sa.ForeignKeyConstraint(["superseded_by_job_id"], [f"{TABLE_NAME}.id"], ondelete="SET NULL"),
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sa.ForeignKeyConstraint(["thread_id"], ["pmflow_ai_threads.id"], ondelete="SET NULL"),
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sa.ForeignKeyConstraint(["user_id"], ["users.id"]),
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sa.PrimaryKeyConstraint("id"),
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sa.UniqueConstraint("tenant_id", "public_job_id", name="uq_pmflow_ai_context_memory_compaction_jobs_public_job"),
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)
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_create_index_once("ix_ctx_mem_jobs_tenant_id", TABLE_NAME, ["tenant_id"])
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_create_index_once("ix_ctx_mem_jobs_public_job_id", TABLE_NAME, ["public_job_id"])
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_create_index_once("ix_ctx_mem_jobs_thread_id", TABLE_NAME, ["thread_id"])
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_create_index_once("ix_ctx_mem_jobs_user_id", TABLE_NAME, ["user_id"])
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_create_index_once("ix_ctx_mem_jobs_qa_session_id", TABLE_NAME, ["qa_session_id"])
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_create_index_once("ix_ctx_mem_jobs_run_public_id", TABLE_NAME, ["run_public_id"])
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_create_index_once("ix_ctx_mem_jobs_status", TABLE_NAME, ["status"])
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_create_index_once("ix_ctx_mem_jobs_priority", TABLE_NAME, ["priority"])
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_create_index_once("ix_ctx_mem_jobs_superseded_by_job_id", TABLE_NAME, ["superseded_by_job_id"])
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_create_index_once("ix_ctx_mem_jobs_queued_at", TABLE_NAME, ["queued_at"])
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_create_index_once("ix_ctx_mem_jobs_started_at", TABLE_NAME, ["started_at"])
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_create_index_once("ix_ctx_mem_jobs_completed_at", TABLE_NAME, ["completed_at"])
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_create_index_once("ix_ctx_mem_jobs_next_retry_at", TABLE_NAME, ["next_retry_at"])
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def downgrade() -> None:
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if _table_exists(TABLE_NAME):
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op.drop_table(TABLE_NAME)
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