多次打开表 且未关闭 会影响速度吗？（附代码)

<%
dim rs1
set rs1=server.createobject("adodb.recordset")
rs1.open "select * from biao where leibie='"a"'",conn,1,1
if not rs1.eof and rs1.bof then
for i=1 to rs1.recordcount
response.write rs1("name")

dim rs2
set rs2=server.createobject("adodb.recordset")
rs2.open "select * from biao where leibie='"b"'",conn,1,1
if not rs2.eof and rs2.bof then
for i=1 to rs2.recordcount
response.write rs2("name")

dim rs3
set rs3=server.createobject("adodb.recordset")
rs3.open "select * from biao where leibie='"b"'",conn,1,1
if not rs3.eof and rs3.bof then
for i=1 to rs3.recordcount
response.write rs3("name")

...
%>