ms2k
15eb0038d2
Use descriptive test and executable names so implementation surfaces do not depend on journal organization. Consolidate the unreleased migration history into the authoritative initial schema because no deployed database requires an upgrade path.
86 lines
3.1 KiB
SQL
86 lines
3.1 KiB
SQL
CREATE TABLE pools (
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pool_id TEXT PRIMARY KEY,
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limit_bytes BIGINT NOT NULL CHECK (limit_bytes > 0),
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used_bytes BIGINT NOT NULL DEFAULT 0 CHECK (used_bytes >= 0),
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reserved_bytes BIGINT NOT NULL DEFAULT 0 CHECK (reserved_bytes >= 0),
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CONSTRAINT pools_live_bytes_within_limit
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CHECK (used_bytes + reserved_bytes <= limit_bytes)
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);
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INSERT INTO pools (pool_id, limit_bytes, used_bytes, reserved_bytes)
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VALUES ('shared', 10737418240, 0, 0);
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CREATE TABLE mutations (
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user_id TEXT NOT NULL,
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kind TEXT NOT NULL,
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operation_id TEXT NOT NULL,
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pool_id TEXT NOT NULL REFERENCES pools (pool_id),
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object_key TEXT NOT NULL,
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relative_path TEXT NOT NULL,
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declared_size BIGINT NOT NULL,
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content_sha256 TEXT,
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prior_size BIGINT NOT NULL,
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prior_sha256 TEXT,
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growth_bytes BIGINT NOT NULL,
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state TEXT NOT NULL,
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external_state TEXT NOT NULL DEFAULT 'idle',
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dispatch_started_at TIMESTAMPTZ,
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request_deadline_at TIMESTAMPTZ,
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worker_lease_until TIMESTAMPTZ,
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settled_at TIMESTAMPTZ,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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PRIMARY KEY (user_id, kind, operation_id),
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CONSTRAINT mutations_kind_check
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CHECK (kind IN ('put', 'delete')),
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CONSTRAINT mutations_declared_size_check
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CHECK (declared_size >= 0),
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CONSTRAINT mutations_prior_size_check
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CHECK (prior_size >= 0),
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CONSTRAINT mutations_growth_bytes_check
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CHECK (growth_bytes >= 0),
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CONSTRAINT mutations_state_check
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CHECK (state IN ('prepared', 'applying', 'succeeded', 'failed', 'rejected')),
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CONSTRAINT mutations_external_state_check
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CHECK (external_state IN ('idle', 'pending', 'settled')),
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CONSTRAINT mutations_dispatch_timing_check CHECK (
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external_state <> 'pending'
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OR (
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dispatch_started_at IS NOT NULL
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AND request_deadline_at IS NOT NULL
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AND worker_lease_until IS NOT NULL
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)
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)
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);
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CREATE INDEX mutations_active_key_idx
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ON mutations (object_key)
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WHERE state IN ('prepared', 'applying');
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CREATE INDEX mutations_active_idx
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ON mutations (state)
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WHERE state IN ('prepared', 'applying');
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CREATE INDEX mutations_recovery_idx
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ON mutations (worker_lease_until, request_deadline_at, updated_at)
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WHERE state IN ('prepared', 'applying');
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CREATE TABLE key_locks (
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object_key TEXT PRIMARY KEY,
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user_id TEXT NOT NULL,
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kind TEXT NOT NULL,
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operation_id TEXT NOT NULL,
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acquired_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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FOREIGN KEY (user_id, kind, operation_id)
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REFERENCES mutations (user_id, kind, operation_id)
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);
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CREATE TABLE objects_meta (
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object_key TEXT PRIMARY KEY,
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pool_id TEXT NOT NULL REFERENCES pools (pool_id),
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size_bytes BIGINT NOT NULL,
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content_sha256 TEXT NOT NULL,
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updated_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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CONSTRAINT objects_meta_size_bytes_check
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CHECK (size_bytes >= 0)
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);
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