Dim cnn1 As ADODB.Connection "连接
Dim mycommand As ADODB.Command "命令
Dim rstByQuery As ADODB.Recordset "结果集
Dim strCnn As String "连接字符串
Private Sub Form_Load()
Set cnn1 = New ADODB.Connection "生成一个连接
strCnn = "driver={SQL Server};" & _
"server=ZYX_pc;uid=sa;pwd=PCDC;database=pubs" "
没有系统数据源使用连接字符串
"strCnn = "DSN=mydsn;UID=sa;PWD=;"
"DATABASE=pubs;Driver={SQL Server};SERVER=gzl_pc" "
如果系统数据源MYDSN指向PUBS数据库，也可以这样用
cnn1.Open strCnn, , , 0 "打开连接
End Sub
Private Sub Command1_Click() "演示字符处理
Dim i As Integer
Dim j As Integer
Set parm = New ADODB.Parameter
Set mycommand = New ADODB.Command
Dim str As String
str = Combo1.Text
str = ProcessStr (str)
mycommand.ActiveConnection = cnn1 "
指定该command 的当前活动连接
mycommand.CommandText = " select * from
employee where fname = "" & str & """
mycommand.CommandType = adCmdText "表明command 类型
Set rstByQuery = New ADODB.Recordset
Set rstByQuery = mycommand.Execute()
i = 0
Do While Not rstByQuery.EOF
i = i + 1 " i 中保存记录个数
rstByQuery.MoveNext
Loop
MSFlexGrid1.Rows = i + 1 "动态设置MSFlexGrid的行和列
MSFlexGrid1.Cols = rstByQuery.Fields.count + 1
MSFlexGrid1.Row = 0
For i = 0 To rstByQuery.Fields.count - 1
MSFlexGrid1.Col = i + 1
MSFlexGrid1.Text = rstByQuery.Fields.Item(i).Name
Next "设置第一行的标题，用域名填充
i = 0
"Set rstByQuery = mycommand.Execute()
rstByQuery.Requery
Do While Not rstByQuery.EOF
i = i + 1
MSFlexGrid1.Row = i "确定行
For j = 0 To rstByQuery.Fields.count - 1
MSFlexGrid1.Col = j + 1
MSFlexGrid1.Text = rstByQuery(j) "添充所有的列
Next
rstByQuery.MoveNext
Loop "这个循环用来填充MSFlexGrid的内容
End Sub
Private Sub Command2_Click()"参数方法
Dim i As Integer
Dim j As Integer
Set parm = New ADODB.Parameter
Set mycommand = New ADODB.Command
" parm_jobid.Name = "name1" this line can be ommited
parm.Type = adChar "参数类型
parm.Size = 10 "参数长度
parm.Direction = adParamInput "参数方向，输入或输出
parm.Value = Combo1.Text "参数的值
mycommand.Parameters.Append parm "加入参数
mycommand.ActiveConnection = cnn1 "
指定该command 的当前活动连接
mycommand.CommandText = " select *
from employee where fname =? "
mycommand.CommandType = adCmdText "表明command 类型
Set rstByQuery = New ADODB.Recordset
Set rstByQuery = mycommand.Execute()
i = 0
Do While Not rstByQuery.EOF
i = i + 1 " i 中保存记录个数
rstByQuery.MoveNext
Loop
MSFlexGrid1.Rows = i + 1 "动态设置MSFlexGrid的行和列
MSFlexGrid1.Cols = rstByQuery.Fields.count + 1
MSFlexGrid1.Row = 0
For i = 0 To rstByQuery.Fields.count - 1
MSFlexGrid1.Col = i + 1
MSFlexGrid1.Text = rstByQuery.Fields.Item(i).Name
Next "设置第一行的标题，用域名填充
i = 0
rstByQuery.Requery
Do While Not rstByQuery.EOF
i = i + 1
MSFlexGrid1.Row = i "确定行
For j = 0 To rstByQuery.Fields.count - 1
MSFlexGrid1.Col = j + 1
MSFlexGrid1.Text = rstByQuery(j) "添充所有的列
Next
rstByQuery.MoveNext
Loop "这个循环用来填充MSFlexGrid的内容
End Sub |
