1.返回数? (作者:enhydraboy(乱舞的浮?) )在oracle后台?建一个程序包或者存??程 connect scott/tiger;CREATE OR REPLACE PACKAGE ado_callpkg AS TYPE eid IS TABLE of NUMBER(4) INDEX BY BINARY_INTEGER; TYPE ename IS TABLE of VARCHAR2(40) INDEX BY BINARY_INTEGER; PROCEDURE getEmpNames (empid OUT eid,empname OUT ename); end ado_callpkg; CREATE OR REPLACE PACKAGE BODY ado_callpkg AS PROCEDURE getEmpNames (empid OUT eid,empname OUT ename) IS CURSOR c1 IS select employee_id,first_name||','||Middle_Initial||','||last_name as name from employee; cnt NUMBER DEFAULT 1; c c1%ROWTYPE; BEGIN open c1; LOOP FETCH c1 INTO c; empname(cnt):=c.name; empid(cnt):=c.employee_id; EXIT WHEN c1%NOTFOUND; -- process the data cnt :=cnt+1; END LOOP; close c1; END; end ado_callpkg;2 前台vb程序?用 Dim cn As New ADODB.Connection Dim rs As New ADODB.Recordset Dim cmd As New ADODB.Command Dim str As String
str = "{call ado_callpkg.getEmpNames({resultset 100,empid,empname})}" cn.Open "Provider=MSDAORA.1;Password=tiger;User ID=scott;Data Source=ORACLE;Persist Security Info=True" With cmd .CommandText = str .ActiveConnection = cn .CommandType = adCmdText End With
rs.CursorLocation = adUseClient rs.Open cmd Do While Not rs.EOF
我现在的SP都是些在***header.sql,和***body.sql的文件里的,现在好多个这样的文件,但是不能把这些SP的内容都在VB里写吧!
或者我可以在VB里打开sql文件,把里面的内容都读出来,但是这要怎么写呀?
最好是能在VB调用sqlplus,然后我有一个总的SQL文件,把它到进去就可以了!前辈们帮小弟想想办法啊!谢过了!
SQL Server中有个Osql.exe,Oracle中有没有类似的?
就不知道vb里怎么用
CONTRACT_INFO为procedure名
其中有两个参数:v_user_no(字符型),v_type(字符型),返回值为v_isvalid(整型)
调用如下:
Dim PRO_RETURN As Integer
Dim proc As New ADODB.Command
proc.CommandText = "CONTRACT_INFO"
proc.ActiveConnection = DB_ORACLE
proc.CommandType = adCmdStoredProc
DB_ORACLE.BeginTrans
proc.Parameters.Append proc.CreateParameter("v_user_no", adVarChar, adParamInput, 32, Trim(Text1.Text))
proc.Parameters.Append proc.CreateParameter("v_type", adVarChar, adParamInput, 32, Trim(Combo2.Text))
proc.Parameters.Append proc.CreateParameter("v_isvalid", adInteger, adParamReturnValue, 1)
proc.Execute
PRO_RETURN = proc.Parameters("v_isvalid").Value
不过还得请教一下:
Oracle的sp分成header和body两个部分,那就是每个sp都要到两次咯?
你的Text1.Text,和Combo2.Text,我应该传什么东西进去呢?
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Oracle 存??程返回?果集 microchu(收藏)
??字 oracle、存??程、?果集
1.返回数? (作者:enhydraboy(乱舞的浮?) )在oracle后台?建一个程序包或者存??程
connect scott/tiger;CREATE OR REPLACE PACKAGE ado_callpkg AS
TYPE eid IS TABLE of NUMBER(4) INDEX BY BINARY_INTEGER;
TYPE ename IS TABLE of VARCHAR2(40) INDEX BY BINARY_INTEGER;
PROCEDURE getEmpNames (empid OUT eid,empname OUT ename);
end ado_callpkg;
CREATE OR REPLACE PACKAGE BODY ado_callpkg AS
PROCEDURE getEmpNames (empid OUT eid,empname OUT ename) IS
CURSOR c1 IS select employee_id,first_name||','||Middle_Initial||','||last_name as name from employee;
cnt NUMBER DEFAULT 1;
c c1%ROWTYPE;
BEGIN
open c1;
LOOP
FETCH c1 INTO c;
empname(cnt):=c.name;
empid(cnt):=c.employee_id;
EXIT WHEN c1%NOTFOUND; -- process the data
cnt :=cnt+1;
END LOOP;
close c1;
END;
end ado_callpkg;2 前台vb程序?用 Dim cn As New ADODB.Connection
Dim rs As New ADODB.Recordset
Dim cmd As New ADODB.Command
Dim str As String
str = "{call ado_callpkg.getEmpNames({resultset 100,empid,empname})}"
cn.Open "Provider=MSDAORA.1;Password=tiger;User ID=scott;Data Source=ORACLE;Persist Security Info=True"
With cmd
.CommandText = str
.ActiveConnection = cn
.CommandType = adCmdText
End With
rs.CursorLocation = adUseClient
rs.Open cmd
Do While Not rs.EOF
Debug.Print rs.Fields(0).Value & vbTab & rs.Fields(1).Value
rs.MoveNext
Loop------------??
1 oracle的后台存??程,??通?一个?似数?并且?有数字索引的?量返回,有多少个列,就有??多少个?量
2 前台,?用的sql?句写法要注意,
{call <package_name>.<prodecure name>(<input1>,<input2>,....<inputn>,{resultset <number>,<output1>,<output2>,...<outputn>})}
注意的??,
(1) <number>要自己指定一个数字,表示接受的行数大小,如果太小,而??返回的??大于?个数字,会出?
(2) 如果有?入参数,??在command中?建?入参数,??的地方用?替代,如
{call ado_callpkg.getEmpNames(?,{resultset 100,empid,empname})}
(3) output和?存?函数的定?一致,参数名要一?,次序也一?,否?也会出?。