我在CodeIgniter框架中制作了一个如下所示的脚本。
没有给我以下错误的确切原因。 我已尝试解决此错误，这是我的最佳经验。但是对于错误，仍然不太清楚。
我知道有可能在功能启动时在行下方设置解决方案。 但是据我所知，这并不是一个可靠的解决方案。
ini_set("memory_limit", "-1");
致命错误：允许的内存大小为134217728字节，已用尽（尝试分配85个字节）
代码：
function read_data(){
$fp=fopen("/var/log/test/testdata.log","a+");
$start_date = "2018-07-12 00:00:00";
$end_date = "2018-07-31 23:59:59";
$table = "july_calls";
$table_prefix = 'custom_';
$insert_table = 'july_cc_cps';
$start_date_strtotime = strtotime($start_date);
$end_date_strtotime = strtotime($end_date);
$j=0;
$old_date = strtotime(date("Y-m-d H:i:s",strtotime($start_date .' -1 day')));
for($i= $start_date_strtotime;$i <= $end_date_strtotime;$i++){
$table_name = $table_prefix.date("Y_m_d",$i);
$date = date("Y-m-d",$i);
$datetime = date("Y-m-d H:i:s",$i);
if(date("d",$old_date) != date("d",$i)){
$drop_table_query = "DROP TABLE IF EXISTS ".$table_name;
//fwrite($fp,"Drop table query :".$drop_table_query."\n");
$this->db->query($drop_table_query);
$create_table_query ="create table ".$table_name."(
id varchar(60) NOT NULL,
userid int(11) NULL DEFAULT 0,
trunk_id smallint(6) NOT NULL,
callstart datetime NOT NULL default '0000-00-00 00:00:00',
callend datetime NOT NULL default '0000-00-00 00:00:00',
billseconds smallint(6) NOT NULL default 0
) ";
fwrite($fp,"create table query :".$create_table_query."\n");
$this->db->query($create_table_query);
$insert_data_query = "insert into ".$table_name." select id,userid,trunk_id,callstart,callend,billseconds from ".$table." where callend >= '".$date." 00:00:00' AND callstart <='".$date." 23:59:59' and billseconds > 0 and trunk_id=10";
//fwrite($fp,"insert data query :".$insert_data_query."\n");
$this->db->query($insert_data_query);
$before_yesterday_table = $table_prefix.date("Y_m_d",strtotime($datetime.' -2 day'));
$drop_old_table_query = "DROP TABLE IF EXISTS ".$before_yesterday_table;
//fwrite($fp,"drop old table query :".$drop_old_table_query."\n");
$this->db->query($drop_old_table_query);
$drop_old_table_query = $drop_table_query= $create_table_query = null;
}
$insert_array =array();
$query = "select count(uniqueid) as count,trunk_id from ".$table_name." where callstart <= '".$datetime."' AND callend >='".$datetime."' and trunk_id > 0 and billseconds > 0 and trunk_id=10 group by trunk_id";
//fwrite($fp,"Trunk query :".$query."\n");
$trunk_result = $this->db->query($query);
if($trunk_result->num_rows() > 0 ){
$trunk_result = $trunk_result ->result_array();
foreach($trunk_result as $key=>$value){
$insert_array[$i][$value['trunk_id']]['trunk_id'] = $value['trunk_id'];
$insert_array[$i][$value['trunk_id']]['asr']=0;
$insert_array[$i][$value['trunk_id']]['cc']=$value['count'];
$insert_array[$i][$value['trunk_id']]['cps']=0;
$insert_array[$i][$value['trunk_id']]['creation_date'] = date("Y-m-d H:i:s",$i);
$insert_array[$i][$value['trunk_id']]['userid']=0;
}
}
$query = "select count(uniqueid) as count,trunk_id from ".$table_name." where callstart = '".$datetime."' and trunk_id > 0 and trunk_id=10 group by trunk_id";
//fwrite($fp,"Trunk cps query :".$query."\n");
$trunk_result = $this->db->query($query);
if($trunk_result->num_rows() > 0 ){
$trunk_result = $trunk_result ->result_array();
foreach($trunk_result as $key=>$value){
if(isset($insert_array[$i][$value['trunk_id']])){
$insert_array[$i][$value['trunk_id']]['cps']=$value['count'];
}else{
$insert_array[$i][$value['trunk_id']]['trunk_id']=$value['trunk_id'];
$insert_array[$i][$value['trunk_id']]['asr']=0;
$insert_array[$i][$value['trunk_id']]['cc']=0;
$insert_array[$i][$value['trunk_id']]['cps']=$value['count'];
$insert_array[$i][$value['trunk_id']]['creation_date'] = date("Y-m-d H:i:s",$i);
$insert_array[$i][$value['trunk_id']]['userid']=0;
}
}
}
if(!empty($insert_array)){
foreach($insert_array as $key=>$value){
foreach($value as $subkey=>$subvalue){
$this->db->insert($insert_table,$subvalue);
}
}
}
$old_date = $i;
$query ="delete from ".$table_name." where callend <= '".$datetime."'";
$this->db->query($query);
}
exit;
}