54 lines
1.7 KiB
SQL
54 lines
1.7 KiB
SQL
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-- +goose Up
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CREATE TABLE evidence_assets (
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id TEXT PRIMARY KEY,
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upload_key TEXT NOT NULL,
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task_id TEXT NOT NULL,
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attempt_id TEXT NOT NULL,
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kind TEXT NOT NULL CHECK (kind = 'SKU_PANEL_GATE_1'),
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privacy_tier TEXT NOT NULL CHECK (privacy_tier = 'INTERNAL_RAW'),
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sha256 TEXT NOT NULL CHECK (
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length(sha256) = 64
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AND sha256 NOT GLOB '*[^0-9a-f]*'
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),
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byte_size INTEGER NOT NULL CHECK (
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typeof(byte_size) = 'integer'
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AND byte_size > 0
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AND byte_size <= 10485760
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),
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content_type TEXT NOT NULL CHECK (content_type = 'image/png'),
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width_px INTEGER NOT NULL CHECK (
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typeof(width_px) = 'integer'
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AND width_px > 0
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AND width_px <= 8192
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),
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height_px INTEGER NOT NULL CHECK (
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typeof(height_px) = 'integer'
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AND height_px > 0
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AND height_px <= 8192
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),
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storage_key TEXT NOT NULL CHECK (
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storage_key = substr(sha256, 1, 2) || '/' || sha256 || '.png'
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),
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uploaded_by_device_id TEXT NOT NULL CHECK (trim(uploaded_by_device_id) <> ''),
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captured_at TEXT NOT NULL CHECK (trim(captured_at) <> ''),
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created_at TEXT NOT NULL CHECK (trim(created_at) <> ''),
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CHECK (width_px * height_px <= 16777216),
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UNIQUE (uploaded_by_device_id, upload_key),
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FOREIGN KEY (task_id, attempt_id) REFERENCES purchase_attempts(task_id, id)
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);
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CREATE INDEX evidence_assets_task_time_idx
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ON evidence_assets (task_id, captured_at, created_at, id);
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-- +goose Down
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-- 已写入的内部原图是审计事实，回滚迁移不得静默删除它们。
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CREATE TABLE evidence_downgrade_guard (
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valid INTEGER NOT NULL CHECK (valid = 1)
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);
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INSERT INTO evidence_downgrade_guard (valid)
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SELECT CASE WHEN (SELECT COUNT(*) FROM evidence_assets) = 0 THEN 1 ELSE 0 END;
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DROP TABLE evidence_downgrade_guard;
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DROP TABLE evidence_assets;
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