您的位置:首页 > 编程语言 > Java开发

JAVA调用sql server2000的分页存储过程

2014-06-09 15:10 459 查看
1。 首先上两个通用的分页存储过程。一个为查询某一张表下的总记录数,一个为查询分页数据项

create procedure countTable
@tblName      varchar(255)
AS

create procedure countTable
@tblName      varchar(255)
AS
declare @strSQL   varchar(6000)

set @strSQL = 'select count(*) from ' + @tblName

exec (@strSQL)


create procedure pages
@tblName      varchar(255),
@fldName      varchar(255),
@PageSize     int = 10,
@PageIndex    int = 1,
@OrderType    bit = 0,
@strWhere     varchar(2000) = ''
AS

declare @strSQL   varchar(6000)
declare @strTmp   varchar(1000)
declare @strOrder varchar(500)

if @OrderType != 0
begin
set @strTmp = '<(select min'
set @strOrder = ' order by [' + @fldName +'] desc'
end
else
begin
set @strTmp = '>(select max'
set @strOrder = ' order by [' + @fldName +'] asc'
end

set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
+ @fldName + '] from [' + @tblName + ']' + @strOrder + ') as tblTmp)'
+ @strOrder

if @strWhere != ''
set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
+ @tblName + '] where [' + @fldName + ']' + @strTmp + '(['
+ @fldName + ']) from (select top ' + str((@PageIndex-1)*@PageSize) + ' ['
+ @fldName + '] from [' + @tblName + '] where ' + @strWhere + ' '
+ @strOrder + ') as tblTmp) and ' + @strWhere + ' ' + @strOrder

if @PageIndex = 1
begin
set @strTmp = ''
if @strWhere != ''
set @strTmp = ' where (' + @strWhere + ')'

set @strSQL = 'select top ' + str(@PageSize) + ' * from ['
+ @tblName + ']' + @strTmp + ' ' + @strOrder
end

exec (@strSQL)


2。 通过以下的JAVA代码,来调用以上的俩个存储过程。

public int testCountTable()   {

Sql2000DbHandler sql2000 = new Sql2000DbHandler();
sql2000.dbConnect();
Connection conn = sql2000.getConn();

int number = 0;
PreparedStatement pstmt;
try {
pstmt = conn.prepareStatement("{call countTable(?)}");
pstmt.setString(1, "jobs");

ResultSet rs = pstmt.executeQuery();
while(rs.next()) {
number = rs.getInt(1);
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

return number;
}

public List<Jobs> testInParamProc(int nowpage) {

Sql2000DbHandler sql2000 = new Sql2000DbHandler();
sql2000.dbConnect();
Connection conn = sql2000.getConn();

PreparedStatement pstmt;
List<Jobs> list = new ArrayList<Jobs>();
try {
pstmt = conn.prepareStatement("{call pages(?,?,?,?,?)}");
pstmt.setString(1, "jobs");
pstmt.setString(2, "job_id");
pstmt.setInt(3, 10);
pstmt.setInt(4, nowpage);
pstmt.setInt(5, 0);
//		pstmt.setString(6, "min_lvl>100 and max_lvl>200");

ResultSet rs = pstmt.executeQuery();
Jobs jobs = null;
while(rs.next()) {
jobs = new Jobs();
String jobDesc = rs.getString("JOB_DESC");
jobs.setName(jobDesc);
list.add(jobs);
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return list;
}


3。 以上的方式即为通过JAVA的方式来调用分页存储过程的,其中返回的数据,需要自行组装成

分页的PAGE方式。
内容来自用户分享和网络整理,不保证内容的准确性,如有侵权内容,可联系管理员处理 点击这里给我发消息
标签: