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我试图将关联的PHP数组(表)存储到数据库中。这是一个包含许多字段(大约30个字段)的大数组,并且我只想存储6个这个数组的字段放在一个有6个字段的表中。此数组上的每一行都包含特定文章的信息。我想确保每篇文章只存储一次(不重复),因此在存储数据之前我需要检查数据库是否存在重复查询。这是我的代码无法正常工作。如果有人帮助我,我将不胜感激。将关联的PHP数组存储到数据库中而不重复
<?php $results = $PubMedAPI->query($term, false); ?>
<?php if (!empty($results)): ?>
<?php
$con=mysqli_connect("localhost","root","","db");
// Check connection
if (mysqli_connect_errno())
{
echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
foreach ($results as $result):
$pmid = $result['pmid'];
$title = $result['title'];
$authors = $result['authors'];
$journalabbrev = $result['journalabbrev'];
$year = $result['year'];
$abstract = $result['abstract'];
$fetched_articles = mysqli_query($con,"SELECT pmid FROM articles");
while(($row = mysqli_fetch_array($fetched_articles))) {
if ($row['pmid'] == $pmid) {
echo "This record has already been stored into the database!";
} else {
mysqli_query($con,"INSERT INTO articles (pmid, title, authors, journalabbrev, year, abstract)
VALUES ('$pmid', '$title', '$authors', '$journalabbrev', '$year', '$abstract')");
echo "This record has been stored into the database!";
}
}
endforeach;
mysqli_close($con);
?>
<?php endif; ?>
请问你的阵列是什么样子?请编辑您的问题并添加阵列 – michi 2013-03-22 23:37:19