我的代码在 PostgreSQL 中运行良好,现在必须将其移植到 MS SQL Server。它涉及具有删除/更新事件潜在周期的表,并且 SQL Server 正在抱怨它:
-- TABLE t_parent
CREATE TABLE t_parent (m_id INT IDENTITY PRIMARY KEY NOT NULL, m_name nvarchar(450));
-- TABLE t_child
CREATE TABLE t_child (m_id INT IDENTITY PRIMARY KEY NOT NULL, m_name nvarchar(450),
id_parent int CONSTRAINT fk_t_child_parent FOREIGN KEY REFERENCES t_parent(m_id)
--ON DELETE CASCADE ON UPDATE CASCADE
);
-- TABLE t_link
CREATE TABLE t_link (m_id INT IDENTITY PRIMARY KEY NOT NULL,
id_parent int CONSTRAINT fk_t_link_parent FOREIGN KEY REFERENCES t_parent(m_id)
-- ON DELETE CASCADE ON …
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