28 lines
956 B
SQL
28 lines
956 B
SQL
-- 幂等记录表：用于关键写接口的请求去重与结果重放
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-- 幂等执行：可重复运行
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CREATE TABLE IF NOT EXISTS idempotency_records (
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id BIGSERIAL PRIMARY KEY,
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scope VARCHAR(128) NOT NULL,
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idempotency_key_hash VARCHAR(64) NOT NULL,
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request_fingerprint VARCHAR(64) NOT NULL,
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status VARCHAR(32) NOT NULL,
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response_status INTEGER,
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response_body TEXT,
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error_reason VARCHAR(128),
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locked_until TIMESTAMPTZ,
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expires_at TIMESTAMPTZ NOT NULL,
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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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);
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CREATE UNIQUE INDEX IF NOT EXISTS idx_idempotency_records_scope_key
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ON idempotency_records (scope, idempotency_key_hash);
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CREATE INDEX IF NOT EXISTS idx_idempotency_records_expires_at
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ON idempotency_records (expires_at);
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CREATE INDEX IF NOT EXISTS idx_idempotency_records_status_locked_until
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ON idempotency_records (status, locked_until);
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