示例#1
0
        private int createTable_Oracle(BizProcess.Data.Model.DBExtract dbe)
        {
            System.Text.StringBuilder sql = new System.Text.StringBuilder();
            sql.AppendFormat("CREATE TABLE {0}(", dbe.Name);
            //sql.AppendFormat("", dbe.Comment);

            var jsonData = LitJson.JsonMapper.ToObject(dbe.DesignJSON);

            BizProcess.Platform.DBConnection   bdbConn = new BizProcess.Platform.DBConnection();
            BizProcess.Data.Model.DBConnection conn    = bdbConn.Get(dbe.DBConnID);
            using (System.Data.IDbConnection iconn = bdbConn.GetConnection(conn))
            {
                try
                {
                    if (iconn.State == ConnectionState.Closed)
                    {
                        iconn.Open();
                    }

                    System.Data.DataTable schemaDt = bdbConn.GetTableSchema(iconn, jsonData["table"].ToString(), conn.Type);

                    //primary key field
                    string fieldname = jsonData["primarykey"].ToString();
                    System.Data.DataRow[] schemaDrs = schemaDt.Select(string.Format("f_name='{0}'", fieldname));
                    if (schemaDrs.Length == 0)
                    {
                        return(0);
                    }
                    sql.Append(getFieldString_Oracle(schemaDrs));

                    //fields
                    var fields = LitJson.JsonMapper.ToObject(jsonData["fields"].ToJson());
                    foreach (LitJson.JsonData field in fields)
                    {
                        fieldname = field["field"].ToString();
                        schemaDrs = schemaDt.Select(string.Format("f_name='{0}'", fieldname));
                        if (schemaDrs.Length == 0)
                        {
                            return(0);
                        }
                        sql.Append(getFieldString_Oracle(schemaDrs));
                    }
                    sql.AppendFormat("CONSTRAINT {0}_pk PRIMARY KEY ({1}))",
                                     dbe.Name,
                                     jsonData["primarykey"].ToString());
                }
                catch (OracleException ex)
                {
                }
            }

            //create table into the system database
            return(dataDBExtract.ExecuteStatement(sql.ToString()));
        }
示例#2
0
        private int createTable_SqlServer(BizProcess.Data.Model.DBExtract dbe)
        {
            System.Text.StringBuilder sql = new System.Text.StringBuilder();
            sql.AppendFormat("CREATE TABLE {0}(", dbe.Name);
            //sql.AppendFormat("", dbe.Comment);

            var jsonData = LitJson.JsonMapper.ToObject(dbe.DesignJSON);

            BizProcess.Platform.DBConnection   bdbConn = new BizProcess.Platform.DBConnection();
            BizProcess.Data.Model.DBConnection conn    = bdbConn.Get(dbe.DBConnID);
            using (System.Data.IDbConnection iconn = bdbConn.GetConnection(conn))
            {
                try
                {
                    if (iconn.State == ConnectionState.Closed)
                    {
                        iconn.Open();
                    }

                    System.Data.DataTable schemaDt = bdbConn.GetTableSchema(iconn, jsonData["table"].ToString(), conn.Type);

                    //primary key field
                    string fieldname = jsonData["primarykey"].ToString();
                    System.Data.DataRow[] schemaDrs = schemaDt.Select(string.Format("f_name='{0}'", fieldname));
                    if (schemaDrs.Length == 0)
                    {
                        return(0);
                    }
                    sql.Append(getFieldString_SqlServer(schemaDrs));

                    //fields
                    var fields = LitJson.JsonMapper.ToObject(jsonData["fields"].ToJson());
                    foreach (LitJson.JsonData field in fields)
                    {
                        fieldname = field["field"].ToString();
                        schemaDrs = schemaDt.Select(string.Format("f_name='{0}'", fieldname));
                        if (schemaDrs.Length == 0)
                        {
                            return(0);
                        }
                        sql.Append(getFieldString_SqlServer(schemaDrs));
                    }
                    sql.AppendFormat("CONSTRAINT [PK_{0}] PRIMARY KEY CLUSTERED ([{1}] ASC)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]) ON [PRIMARY]",
                                     dbe.Name,
                                     jsonData["primarykey"].ToString());
                }
                catch (SqlException ex)
                {
                }
            }

            //create table into the system database
            return(dataDBExtract.ExecuteStatement(sql.ToString()));
        }