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extend/app_alipay/lotusphp_runtime/DB/Adapter/SqlAdapter/DbSqlAdapterMysql.php

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+<?php
+class LtDbSqlAdapterMysql implements LtDbSqlAdapter
+{
+	public function setCharset($charset)
+	{
+		return "SET NAMES " . str_replace('-', '', $charset);
+	}
+	public function setSchema($schema)
+	{
+		return "USE $schema";
+	}
+
+	public function showSchemas($database)
+	{
+		return "SHOW DATABASES";
+	}
+	public function showTables($schema)
+	{
+		return "SHOW TABLES";
+	}
+	public function showFields($table)
+	{
+		return "DESCRIBE $table";
+	}
+
+	public function beginTransaction()
+	{
+		return "START TRANSACTION";
+	}
+	public function commit()
+	{
+		return "COMMIT";
+	}
+	public function rollBack()
+	{
+		return "ROLLBACK";
+	}
+
+	public function limit($limit, $offset)
+	{
+		return " LIMIT $limit OFFSET $offset";
+	}
+	public function getSchemas($queryResult)
+	{
+
+	}
+	public function getTables($queryResult)
+	{
+
+	}
+	public function getFields($queryResult)
+	{
+		foreach ($queryResult as $key => $value)
+		{
+			$fields[$value['Field']]['name'] = $value['Field'];
+			$fields[$value['Field']]['type'] = $value['Type'];
+			/*
+			 * not null is NO or empty, null is YES
+			 */
+			$fields[$value['Field']]['notnull'] = (bool) ($value['Null'] != 'YES');
+			$fields[$value['Field']]['default'] = $value['Default'];
+			$fields[$value['Field']]['primary'] = (strtolower($value['Key']) == 'pri');
+		}
+		return $fields;
+	}
+	public function detectQueryType($sql)
+	{
+		if (preg_match("/^\s*SELECT|^\s*EXPLAIN|^\s*SHOW|^\s*DESCRIBE/i", $sql))
+		{
+			$ret = 'SELECT';
+		}
+		else if (preg_match("/^\s*INSERT/i", $sql))
+		{
+			$ret = 'INSERT';
+		}
+		else if (preg_match("/^\s*UPDATE|^\s*DELETE|^\s*REPLACE/i", $sql))
+		{
+			$ret = 'CHANGE_ROWS';
+		}
+		else if (preg_match("/^\s*USE|^\s*SET/i", $sql))
+		{
+			$ret = 'SET_SESSION_VAR';
+		}
+		else
+		{
+			$ret = 'OTHER';
+		}
+		return $ret;
+	}
+}