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45 lines
2.2 KiB
SQL
45 lines
2.2 KiB
SQL
-- 创建公共 Outbox；该表及全部公共索引、约束只由 tech-public-foundation 维护。
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CREATE TABLE tb_outbox_event (
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id bigserial PRIMARY KEY,
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event_id varchar(64) NOT NULL,
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event_type varchar(150) NOT NULL,
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payload_version integer NOT NULL DEFAULT 1,
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aggregate_type varchar(100) NOT NULL,
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aggregate_id varchar(100) NOT NULL,
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resource_type varchar(100) NOT NULL,
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resource_id varchar(100) NOT NULL,
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business_key varchar(150) NOT NULL DEFAULT '',
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request_id varchar(100) NOT NULL DEFAULT '',
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correlation_id varchar(100) NOT NULL DEFAULT '',
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payload jsonb NOT NULL,
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status integer NOT NULL DEFAULT 1,
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retry_count integer NOT NULL DEFAULT 0,
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max_retries integer NOT NULL DEFAULT 10,
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next_attempt_at timestamptz NOT NULL DEFAULT NOW(),
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lease_owner varchar(100),
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lease_expires_at timestamptz,
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last_error_code varchar(100) NOT NULL DEFAULT '',
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last_error_summary varchar(500) NOT NULL DEFAULT '',
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delivered_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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CONSTRAINT uq_outbox_event_id UNIQUE (event_id),
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CONSTRAINT ck_outbox_event_status CHECK (status IN (1, 2, 3, 4)),
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CONSTRAINT ck_outbox_event_payload_version CHECK (payload_version > 0),
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CONSTRAINT ck_outbox_event_retry_count CHECK (retry_count >= 0 AND max_retries > 0)
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);
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CREATE INDEX idx_outbox_event_claim
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ON tb_outbox_event (status, next_attempt_at, lease_expires_at, created_at);
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CREATE INDEX idx_outbox_event_type_status
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ON tb_outbox_event (event_type, status);
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CREATE INDEX idx_outbox_event_aggregate
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ON tb_outbox_event (aggregate_type, aggregate_id, created_at);
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CREATE INDEX idx_outbox_event_resource
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ON tb_outbox_event (resource_type, resource_id, created_at);
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CREATE INDEX idx_outbox_event_request_id ON tb_outbox_event (request_id) WHERE request_id <> '';
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CREATE INDEX idx_outbox_event_correlation_id ON tb_outbox_event (correlation_id) WHERE correlation_id <> '';
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COMMENT ON TABLE tb_outbox_event IS '公共可靠事件 Outbox';
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COMMENT ON COLUMN tb_outbox_event.status IS '投递状态 1=待投递, 2=投递中, 3=已投递, 4=投递失败';
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