documents:cakephp_best_practice
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documents:cakephp_best_practice [2015/04/25 14:07] admin created |
documents:cakephp_best_practice [2015/04/25 14:19] (current) admin |
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| Line 2: | Line 2: | ||
| === 1. Save large record set === | === 1. Save large record set === | ||
| + | If we have to insert **<color green>large data</color>**, existed method saveAll() will be slow rather than core query. | ||
| - | [php] | + | <PHP> |
| public function submitData($data = array()) { | public function submitData($data = array()) { | ||
| + | |||
| if (!empty($data)) { | if (!empty($data)) { | ||
| - | $queryString = ''; | + | $queryString = ''; |
| - | $queryData = array(); | + | $queryData = array(); |
| - | $i = 0; | + | $i = 0; |
| - | foreach ($data as $item) { | + | foreach ($data as $item) { |
| if (empty($queryString)) { | if (empty($queryString)) { | ||
| - | $queryString = "INSERT INTO `shipstations` ("; | + | $queryString = "INSERT INTO `tablename` ("; |
| - | $columns = array(); | + | $columns = array(); |
| - | $values = array(); | + | $values = array(); |
| - | foreach($item as $key=>$value) { | + | foreach($item as $key=>$value) { |
| $columns[] = "`$key`"; | $columns[] = "`$key`"; | ||
| $values[] = !is_numeric($value) ? "'" . Utils::mres($value) . "'" : $value; | $values[] = !is_numeric($value) ? "'" . Utils::mres($value) . "'" : $value; | ||
| - | } | + | } |
| - | $queryString .= implode(',', $columns) . ') VALUES '; | + | $queryString .= implode(',', $columns) . ') VALUES '; |
| - | $queryData[] = '(' . implode(',', $values) . ')'; | + | $queryData[] = '(' . implode(',', $values) . ')'; |
| } else { | } else { | ||
| - | $values = array(); | + | $values = array(); |
| - | foreach($item as $key=>$value) { | + | foreach($item as $key=>$value) { |
| - | $values[] = !is_numeric($value) ? "'" . $value . "'" : $value; | + | $values[] = !is_numeric($value) ? "'" . $value . "'" : $value; |
| + | } | ||
| + | $queryData[] = '(' . implode(',', $values) . ')'; | ||
| } | } | ||
| - | $queryData[] = '(' . implode(',', $values) . ')'; | ||
| - | } | ||
| - | $i++; | + | $i++; |
| - | if ($i == 500) { | + | if ($i == 500) { |
| - | $queryString .= implode(',', $queryData); | + | $queryString .= implode(',', $queryData); |
| + | $this->query($queryString); | ||
| + | $queryString = ''; | ||
| + | $queryData = array(); | ||
| + | $i = 0; | ||
| + | } | ||
| + | } | ||
| + | |||
| + | $queryString .= implode(',', $queryData); | ||
| + | if (!empty($queryString)) { | ||
| $this->query($queryString); | $this->query($queryString); | ||
| - | $queryString = ''; | + | } |
| - | $queryData = array(); | + | |
| - | $i = 0; | + | |
| - | } | + | |
| - | } | + | |
| - | + | ||
| - | $queryString .= implode(',', $queryData); | + | |
| - | if (!empty($queryString)) { | + | |
| - | $this->query($queryString); | + | |
| } | } | ||
| } | } | ||
| - | } | + | </PHP> |
| - | + | ||
| - | [/php] | + | |
documents/cakephp_best_practice.1429970863.txt.gz · Last modified: 2015/04/25 14:07 by admin
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