异构数据库之间的导入导出

异构数据库之间的导入导出
//MSSQL2EXCEL
ADOConnection1.ConnectionString:=
'Provider=Microsoft.Jet.OLEDB.4.0;Data Source=G:mysmallexeexcel2sqlyp.xls;'
'Extended Properties=excel 8.0';
ADOConnection1.Execute('select * into [Abc] from drug_yk IN [ODBC] [ODBC;Driver=SQL
Server;UID=sa;PWD=kcsoft58;Server=127.0.0.1;DataBase=kcsoft_his]');
//把一个MSSQL的数据库表及数据导出到excel中,abc为excel中不存在的表名，drug_yk为MSSQL里的表, sa为
用户, kcsoft58为密码 , 127.0.0.1为服务大地址 ，kcsoft_his是数据库名称
ADOConnection1.Execute('insert into [abc] select * from drug_yk in [ODBC] [ODBC;Driver=SQL
Server;UID=sa;PWD=kcsoft58;Server=127.0.0.1;DataBase=kcsoft_his]');
//把一个MSSQL的数据库表的记录增加到到excel中，执行以后相当于两倍量的数据，一次是导入，一次是
insert
//EXCEL2MSSQL
ADOConnection1.ConnectionString:='Provider=SQLOLEDB.1;Password=KCSOFT58;Persist Security
Info=True;User ID=SA;Initial Catalog=KCSOFT_HIS;Data Source=CHEN';
ADOConnection1.Execute('SELECT * into [abc] FROM OpenDataSource( '
QuotedStr('Microsoft.Jet.OLEDB.4.0') ','
QuotedStr('Data Source="G:mysmallexeexcel2sqlyp.xls";Extended Properties=excel 8.0')
')...[Abc]');
//MSSQL2VFP
ADOConnection2.ConnectionString:=
'Provider=Microsoft.Jet.OLEDB.4.0;Data Source=G:mysmallexeexcel2sql;'
'Extended Properties=dBase 5.0';
ADOConnection2.Execute('select * into Abc.dbf from drug_yk IN [ODBC] [ODBC;Driver=SQL
Server;UID=sa;PWD=kcsoft58;Server=127.0.0.1;DataBase=kcsoft_his]');
//把一个MSSQL的数据库表及数据导出到VFP中,Abc.dbf 为VFP中不存在的表名，drug_yk为MSSQL里的表, sa为
用户, kcsoft58为密码 , 127.0.0.1为服务大地址 ，kcsoft_his是数据库名称
//VFP2MSSQL
ADOConnection2.ConnectionString:='Provider=SQLOLEDB.1;Password=KCSOFT58;Persist Security
Info=True;User ID=SA;Initial Catalog=KCSOFT_HIS;Data Source=CHEN';
ADOConnection2.Execute('SELECT * into [abc] FROM OpenDataSource( '