Exemplo n.º 1
0
        private void copyRelatedRecords(Cinar.Database.Database dbSrc, Table tblSrc, int idSrc, Cinar.Database.Database dbDst, Table tblDst, int idDst)
        {
            foreach (Table tbl in tblSrc.ReferencedByTables)
            {
                Column fld = tbl.FindColumnWhichRefersTo(tblSrc);
                string sql = string.Format("select * from [{0}] where [{1}] = {{0}}", tbl.Name, fld.Name);
                DataTable dt = dbSrc.GetDataTable(sql, idSrc);

                if (dt == null || dt.Rows.Count == 0 || dbDst.Tables[tbl.Name] == null)
                    continue;

                foreach (DataRow dr in dt.Rows)
                {
                    Hashtable ht = dbSrc.DataRowToHashtable(dr);
                    ht.Remove(tbl.PrimaryColumn.Name);
                    ht[tbl.PrimaryColumn.Name] = 0;
                    ht.Remove(fld.Name);
                    ht[fld.Name] = idDst;
                    dbDst.Insert(tbl.Name, ht);
                }

                backgroundWorker.ReportProgress(100, Environment.NewLine + string.Format("{0} records copied from {1}.", dt.Rows.Count, tbl.Name));
            }
        }
Exemplo n.º 2
0
        private void copyRecords(Cinar.Database.Database dbSrc, Table tblSrc, Column fldSrc, int parentIdSrc, Cinar.Database.Database dbDst, Table tblDst, Column fldDst, int parentIdDst)
        {
            string sql = string.Format("select * from [{0}] where [{1}] = {{0}}", tblSrc.Name, fldSrc.Name);
            DataTable dt = dbSrc.GetDataTable(sql, parentIdSrc);

            if (dt == null || dt.Rows.Count == 0)
                return;

            foreach (DataRow dr in dt.Rows)
            {
                Hashtable ht = dbSrc.DataRowToHashtable(dr);
                ht.Remove(tblSrc.PrimaryColumn.Name);
                ht[tblDst.PrimaryColumn.Name] = 0;
                ht.Remove(fldSrc.Name);
                ht[fldDst.Name] = parentIdDst;
                dbDst.Insert(tblDst.Name, ht);

                backgroundWorker.ReportProgress(0, ".");

                int newId = dbDst.GetInt("select max(" + tblDst.PrimaryColumn.Name + ") from [" + tblDst.Name + "]");

                copyRecords(dbSrc, tblSrc, fldSrc, (int)dr[tblSrc.PrimaryColumn.Name], dbDst, tblDst, fldDst, newId);
                copyRelatedRecords(dbSrc, tblSrc, (int)dr[tblSrc.PrimaryColumn.Name], dbDst, tblDst, newId);
            }
        }