暂存一下,防止丢失

migrations/000175_create_agent_wallet_reservation.up.sql

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+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+          FROM tb_agent_wallet
+         WHERE deleted_at IS NULL
+           AND wallet_type = 'main'
+           AND frozen_balance > 0
+    ) THEN
+        RAISE EXCEPTION '存在无法关联稳定业务引用的历史主钱包冻结金额，禁止自动切换统一冻结能力';
+    END IF;
+    IF EXISTS (
+        SELECT 1
+          FROM tb_order
+         WHERE deleted_at IS NULL
+           AND buyer_type = 'agent'
+           AND payment_method = 'wallet'
+           AND payment_status = 1
+    ) THEN
+        RAISE EXCEPTION '存在缺少预占事实的历史待支付代理钱包订单，禁止自动切换统一冻结能力';
+    END IF;
+END
+$$;
+
+CREATE TABLE tb_agent_wallet_reservation (
+    id BIGSERIAL PRIMARY KEY,
+    agent_wallet_id BIGINT NOT NULL,
+    shop_id BIGINT NOT NULL,
+    amount BIGINT NOT NULL,
+    status INT NOT NULL DEFAULT 1,
+    reference_type VARCHAR(50) NOT NULL,
+    reference_id BIGINT NOT NULL,
+    creator BIGINT NOT NULL DEFAULT 0,
+    completed_at TIMESTAMPTZ,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    shop_id_tag BIGINT NOT NULL,
+    enterprise_id_tag BIGINT,
+    CONSTRAINT ck_agent_wallet_reservation_amount CHECK (amount > 0),
+    CONSTRAINT ck_agent_wallet_reservation_status CHECK (status IN (1, 2, 3)),
+    CONSTRAINT uq_agent_wallet_reservation_reference UNIQUE (reference_type, reference_id)
+);
+
+COMMENT ON TABLE tb_agent_wallet_reservation IS '代理主钱包资金预占事实表';
+COMMENT ON COLUMN tb_agent_wallet_reservation.id IS '预占事实ID';
+COMMENT ON COLUMN tb_agent_wallet_reservation.agent_wallet_id IS '代理主钱包ID（无外键）';
+COMMENT ON COLUMN tb_agent_wallet_reservation.shop_id IS '钱包所属店铺ID';
+COMMENT ON COLUMN tb_agent_wallet_reservation.amount IS '预占金额（单位：分）';
+COMMENT ON COLUMN tb_agent_wallet_reservation.status IS '预占状态：1-已冻结 2-已释放 3-已完成扣除';
+COMMENT ON COLUMN tb_agent_wallet_reservation.reference_type IS '稳定业务引用类型';
+COMMENT ON COLUMN tb_agent_wallet_reservation.reference_id IS '稳定业务引用ID';
+COMMENT ON COLUMN tb_agent_wallet_reservation.creator IS '创建人账号ID';
+COMMENT ON COLUMN tb_agent_wallet_reservation.completed_at IS '释放或完成扣除时间';
+COMMENT ON COLUMN tb_agent_wallet_reservation.created_at IS '创建时间';
+COMMENT ON COLUMN tb_agent_wallet_reservation.updated_at IS '更新时间';
+COMMENT ON COLUMN tb_agent_wallet_reservation.shop_id_tag IS '店铺数据权限标签';
+COMMENT ON COLUMN tb_agent_wallet_reservation.enterprise_id_tag IS '企业数据权限标签';
+
+CREATE INDEX idx_agent_wallet_reservation_wallet ON tb_agent_wallet_reservation (agent_wallet_id, created_at DESC);
+CREATE INDEX idx_agent_wallet_reservation_shop ON tb_agent_wallet_reservation (shop_id, created_at DESC);
+CREATE INDEX idx_agent_wallet_reservation_status ON tb_agent_wallet_reservation (status, created_at ASC);
+
+COMMENT ON INDEX idx_agent_wallet_reservation_wallet IS '按钱包查询预占事实';
+COMMENT ON INDEX idx_agent_wallet_reservation_shop IS '按店铺查询预占事实';
+COMMENT ON INDEX idx_agent_wallet_reservation_status IS '按预占状态扫描待处理事实';