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我在數據庫(研究,站點,實驗室和研究人員)4桌。它們涉及以下方式:導出嵌套從Postgres數據庫到Excel表格文件 - 使用PHP
1研究 1.1網站 1.1.1實驗室 1.1.2調查
我試圖從這些表中的數據導出到Excel文件,按照上述的結構。但它只是循環並打印每個級別第一個項目的信息。我怎樣才能讓它打印所有項目?
這是我的代碼:
<?php
header("Content-Type: application/xls");
header("Content-Disposition: attachment; filename=filename.xls");
header("Pragma: no-cache");
header("Expires: 0");
include_once("C:/webroot/connect.php");
//loop the query data to the table in same order as the headers
$sql_data = "select agent, study, ind_no, sponsor, status from dw_regtrack.qlstudies st left join dw_regtrack.user_studies us ON st.study=us.study_name where user_name='gsamara'";
$sql_data2="select study, amtrackid, name, pi, status, irbappcr, ohrp, ib, prot, ic, global1572, 1572, ibc, obarac, dsa FROM dw_regtrack.qlstudysites2";
$sql_data3="select amtrackid, labid, name, cap, clia, lnv FROM dw_regtrack.qlstudysitelabs";
$sql_data4="select amtrackid, personid, name, cv, ml, fd, hspt, dot, pisort from dw_regtrack.qlstudysiteinvests2";
$result=pg_query($sql_data);
$result2=pg_query($sql_data2);
$result3=pg_query($sql_data3);
$result4=pg_query($sql_data4);
while ($row = pg_fetch_array($result, NULL, PGSQL_ASSOC)){
echo implode("\t", array('Agent', 'Study', 'IND No', 'IND Sponsor', 'Current Status'))."\r\n";
echo implode("\t", array($row['agent'], $row['study'], $row['ind_no'],$row['sponsor'], $row['status'])) . "\r\n";
while ($row2=pg_fetch_array($result2, NULL, PGSQL_ASSOC))
{
if ($row['study']==$row2['study']){
echo implode("\t", array('','Site', 'PI', 'Status'))."\r\n";
echo implode("\t", array('',$row2['name'], $row2['pi'], $row2['status']))."\r\n";
}
//foreach
while ($row3=pg_fetch_array($result3, NULL, PGSQL_ASSOC)){
if ($row2['amtrackid']==$row3['amtrackid']){
echo implode("\t", array('','','Lab', 'CAP', 'CLIA', 'LNV'))."\r\n";
echo implode("\t", array('','',$row3['name'], $row3['cap'], $row4['clia'],$row4['lnv']))."\r\n";
}
}
while ($row4=pg_fetch_array($result4, NULL, PGSQL_ASSOC)){
if ($row2['amtrackid']==$row4['amtrackid']){
echo implode("\t", array('','','Investigator', 'CV', 'ML', 'FD'))."\r\n";
echo implode("\t", array('','',$row4['name'], $row4['cv'], $row4['ml'],$row4['fd']))."\r\n";
}
}
}
}
?>
但是這個代碼是出口數據是這樣的: [![在這裏輸入的形象描述] [1] [1]
網站行應該是第二級,然後實驗室和調查人員在第三個層次。它應該通過每個代理研究循環,找到通過每個站點相應的站點,然後循環,並發現它的實驗室和研究人員。此外,即使壽它正確打印所有研究代理,它只是遍歷第一項研究劑,它也導出所有數據的其他代理。
任何人都可以幫助我嗎?
謝謝。
任何幫助表示讚賞! –