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C# code:
StringBuilder strSql = new StringBuilder();
strSql.Append("update news set ");
strSql.Append("Title=@Title,");
strSql.Append("Come=@Come,");
strSql.Append("Content=@Content,");
strSql.Append("Times=@Times,");
strSql.Append("img=@img,");
strSql.Append("TOPID=@TOPID,");
strSql.Append("newsimg_type_id=@newsimg_type_id,");
strSql.Append("news_type_id=@news_type_id");
strSql.Append(" where ID=@ID ");
OleDbParameter[] parameters = {
new OleDbParameter("@ID", OleDbType.Integer,4),
new OleDbParameter("@Title", OleDbType.VarChar,100),
new OleDbParameter("@Come", OleDbType.VarChar,200),
new OleDbParameter("@Content", OleDbType.VarChar,0),
new OleDbParameter("@Times", OleDbType.Date),
new OleDbParameter("@img", OleDbType.VarChar,255),
new OleDbParameter("@TOPID", OleDbType.Integer,4),
new OleDbParameter("@newsimg_type_id", OleDbType.Integer,4),
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CREATE TABLE Product(model integer,
maker varchar(20),
CONSTRAINT SAND PRIMARY KEY (model),
CONSTRAINT PANDA FOREIGN KEY (model) REFERENCES PC (model)
ON DELETE CASCADE ......