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改进Query类的聚合查询

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thinkphp
2016-11-12 23:55:17 +08:00
parent 310775471a
commit 72209e8035
1 changed files with 10 additions and 11 deletions
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21
library/think/db/Query.php
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@@ -373,9 +373,10 @@ class Query
* @access public * @access public
* @param string $field 字段名 * @param string $field 字段名
* @param mixed $default 默认值 * @param mixed $default 默认值
* @param bool $force 强制转为数字类型
* @return mixed * @return mixed
*/ */
public function value($field, $default = null) public function value($field, $default = null, $force = false)
{ {
$result = false; $result = false;
if (empty($options['fetch_sql']) && !empty($this->options['cache'])) { if (empty($options['fetch_sql']) && !empty($this->options['cache'])) {
@@ -397,6 +398,9 @@ class Query
return $pdo; return $pdo;
} }
$result = $pdo->fetchColumn(); $result = $pdo->fetchColumn();
if ($force) {
$result = is_numeric($result) ? $result + 0 : $result;
}
if (isset($cache)) { if (isset($cache)) {
// 缓存数据 // 缓存数据
if (isset($cache['tag'])) { if (isset($cache['tag'])) {
@@ -489,8 +493,7 @@ class Query
*/ */
public function count($field = '*') public function count($field = '*')
{ {
$value = $this->value('COUNT(' . $field . ') AS tp_count', 0); return $this->value('COUNT(' . $field . ') AS tp_count', 0, true);
return is_numeric($value) ? (int) $value : $value;
} }
/** /**
@@ -501,8 +504,7 @@ class Query
*/ */
public function sum($field = '*') public function sum($field = '*')
{ {
$value = $this->value('SUM(' . $field . ') AS tp_sum', 0); return $this->value('SUM(' . $field . ') AS tp_sum', 0, true);
return is_numeric($value) ? $value + 0 : $value;
} }
/** /**
@@ -513,8 +515,7 @@ class Query
*/ */
public function min($field = '*') public function min($field = '*')
{ {
$value = $this->value('MIN(' . $field . ') AS tp_min', 0); return $this->value('MIN(' . $field . ') AS tp_min', 0, true);
return is_numeric($value) ? $value + 0 : $value;
} }
/** /**
@@ -525,8 +526,7 @@ class Query
*/ */
public function max($field = '*') public function max($field = '*')
{ {
$value = $this->value('MAX(' . $field . ') AS tp_max', 0); return $this->value('MAX(' . $field . ') AS tp_max', 0, true);
return is_numeric($value) ? $value + 0 : $value;
} }
/** /**
@@ -537,8 +537,7 @@ class Query
*/ */
public function avg($field = '*') public function avg($field = '*')
{ {
$value = $this->value('AVG(' . $field . ') AS tp_avg', 0); return $this->value('AVG(' . $field . ') AS tp_avg', 0, true);
return is_numeric($value) ? $value + 0 : $value;
} }
/** /**