$conn=pg_connect("host=localhost dbname=database user=username password=password");$result=pg_query($conn,"SELECT * FROM table_name");while($row=pg_fetch_array($result)) {//处理每一行数据} 复制代码 SQLite:当使用 SQLite 数据库时,可以使用sqlite_fetch_array()函数。这个函数属于 SQLite 扩展,...
$col_num = pg_numfields($result); for ($i=0; $i<$num; $i++) { $line = pg_fetch_array($result, $i, PGSQL_ASSOC); print "\t\n"; for ($j=0; $j<$col_num; $j++){ list($col_name, $col_value) =each($line); print "\t\t<TD ALIGN...
pg_fetch_all_columns— Fetches all rows in a particular result column as an array pg_fetch_all— 从结果中提取所有行作为一个数组 pg_fetch_array— 提取一行作为数组 pg_fetch_assoc— 提取一行作为关联数组 pg_fetch_object— 提取一行作为对象 pg_fetch_result— 从结果资源中返回值 pg_fetch_row— ...
# $db = pg_connect("host=localhost dbname=test user=postgres password=test"); # $query = 'SELECT * FROM test where id='.$id; # $result = pg_query($query) or die('Query failed: ' . pg_last_error()); # echo "\n"; # while ($line = pg_fetch_array($result, null, PGSQL_...
这个接口的文档为:pg_connect - Manual 执行查询SQL 执行查询的命令是pg_query,用它来执行SQL语句,然后使用pg_fetch_row来读取查询出来的每一行,读取出来 的一行实际上是一个数组,可以使用下标读取每个单元格的内容: $sql = "SELECT * FROM product;"; $ret = pg_query($db, $sql); if (!$ret) { ...
_fetch_allpg_fetch_all_columnspg_fetch_arraypg_fetch_assocpg_fetch_objectpg_fetch_resultpg_fetch_rowpg_field_is_nullpg_field_namepg_field_numpg_field_prtlenpg_field_sizepg_field_tablepg_field_typepg_field_type_oidpg_flushpg_free_resultpg_get_notifypg_get_pidpg_get_resultpg_hostpg_...
dm_fetch_array 【问题解决】 php 内存默认分配 134217726 字节长度,因此需要加入代码 ini_set('memory_limit', '1024M');后面这个值为当前使用内存,可以尽量调大,然后 php.ini 里面添加参数 dm.defaultlrl=134217725 这个值要比 clob 长度大一点,还有一种方法是 dm_longreadlen 设置变长类型读取的最大长度。
问返回类型错误的PHP pg_fetch_*EN程序只要在运行，就免不了会出现错误，错误很常见，比如Error，Notice...
"SELECT * FROM mytable WHERE id = $1"; // 定义变量值 $id = 1; // 执行SQL查询 $result = pg_query_params($conn, $query, array($id)); // 处理查询结果 while ($row = pg_fetch_assoc($result)) { // 处理每一行数据 echo $row['column_name']; } // 关闭数据库连接 pg_close(...
while ($line = mysql_fetch_array($result, MYSQL_ASSOC)) { echo "\t\n"; foreach ($line as $col_value) { echo "\t\t$col_value\n"; } echo "\t\n"; } echo "\n"; //释放结果集 mysql_free_result($result); //关闭连接 mysql_close($link); mysqli扩展 mysqli扩展,...