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                [Xunsearch PHP-SDK](http://www.xunsearch.com) v1.4.8 API 參考文檔 # XSDatabasePgSQL [All Packages](#)| [方法(函數)](#) | 包 | [XS.util.db](#) | |-----|-----| | 繼承關系 | class XSDatabasePgSQL ?[XSDatabase](#) | | 版本 | 1.0.0 | | 源代碼 | [sdk/php/util/XSDataSource.class.php](https://github.com/hightman/xunsearch/blob/master/sdk/php/util/XSDataSource.class.php) | 面向對象的 PostgreSQL 擴展 ### Public 方法 [隱去繼承來的方法](#) | 名稱 | 描述 | 定義于 | |-----|-----|-----| | [close()](#) | 關閉數據庫連接 | XSDatabasePgSQL | | [connect()](#) | | XSDatabasePgSQL | | [query()](#) | 執行 SQL 語句查詢 | XSDatabasePgSQL | | [query1()](#) | 查詢數據庫首行 | [XSDatabase](#) | | [setUtf8()](#) | 將輸出字符集設置為 UTF-8 | XSDatabasePgSQL | ### 方法明細 close()方法 <table class="summaryTable"><tr><td colspan="3"><div class="signature2">public void <b>close</b>()</div></td></tr></table> **源碼:**[sdk/php/util/XSDataSource.class.php#L569](https://github.com/hightman/xunsearch/blob/master/sdk/php/util/XSDataSource.class.php#L569) (**[顯示](#)**) `public?function?close() { ????if?(is_resource($this->link))?{ ????????pg_close($this->link); ????????$this->link?=?null; ????} }` 關閉數據庫連接 connect()方法 <table class="summaryTable"><tr><td colspan="3"><div class="signature2">public void <b>connect</b>($param)</div></td></tr><tr><td class="paramNameCol">$param</td> <td class="paramTypeCol"></td> <td class="paramDescCol"></td></tr></table> **源碼:**[sdk/php/util/XSDataSource.class.php#L554](https://github.com/hightman/xunsearch/blob/master/sdk/php/util/XSDataSource.class.php#L554) (**[顯示](#)**) `public?function?connect($param) { ????$dsn?=?"host={$param['host']}?"; ????$dsn?.=?isset($param['port'])???"port={$param['port']}?"?:?''; ????$dsn?.=?"dbname={$param['dbname']}?user={$param['user']}?password={$param['pass']}"; ????if?(!($this->link?=?@pg_connect($dsn)))?{ ????????throw?new?XSException('Error?connecting?to?PGSQL?database:'?.?$param['dbname']?.?'.'); ????????pg_set_error_verbosity($this->link,?PGSQL_ERRORS_DEFAULT); ????????pg_query('SET?standard_conforming_strings=off'); ????} }` query()方法 <table class="summaryTable"><tr><td colspan="3"><div class="signature2">public mixed <b>query</b>(string $query)</div></td></tr><tr><td class="paramNameCol">$query</td> <td class="paramTypeCol">string</td> <td class="paramDescCol">要執行的 SQL 語句</td></tr><tr><td class="paramNameCol">{return}</td> <td class="paramTypeCol">mixed</td> <td class="paramDescCol"></td></tr></table> **源碼:**[sdk/php/util/XSDataSource.class.php#L582](https://github.com/hightman/xunsearch/blob/master/sdk/php/util/XSDataSource.class.php#L582) (**[顯示](#)**) `public?function?query($query) { ????//echo?"[DEBUG]?SQL:?$sql\n"; ????$res?=?pg_query($this->link,?$query); ????if?($res?===?false)?{ ????????throw?new?XSException('PgSQL?ERROR:?'?.?pg_last_error($this->link)); ????} ????$ret?=?array(); ????while?($tmp?=?pg_fetch_assoc($res))?{ ????????$ret[]?=?$tmp; ????} ????pg_free_result($res); ????return?$ret; }` 執行 SQL 語句查詢 setUtf8()方法 <table class="summaryTable"><tr><td colspan="3"><div class="signature2">public void <b>setUtf8</b>()</div></td></tr></table> **源碼:**[sdk/php/util/XSDataSource.class.php#L600](https://github.com/hightman/xunsearch/blob/master/sdk/php/util/XSDataSource.class.php#L600) (**[顯示](#)**) `public?function?setUtf8() { ????pg_set_client_encoding($this->link,?'UTF8'); }` 將輸出字符集設置為 UTF-8 Copyright ? 2008-2011 by [杭州云圣網絡科技有限公司](http://www.xunsearch.com) All Rights Reserved.
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