@ -50,10 +50,6 @@ use yii\db\Exception;
class Command extends \yii\base\Component class Command extends \yii\base\Component
{ {
/** /**
* @var array the parameters (name=>value) to be bound to the current query.
*/
public $params = array();
/**
* @var Connection the DB connection that this command is associated with * @var Connection the DB connection that this command is associated with
*/ */
public $connection; public $connection;
@ -76,30 +72,21 @@ class Command extends \yii\base\Component
*/ */
private $_sql; private $_sql;
/** /**
* @var array the parameter log information * @var array the parameter log information (name=>value)
*/ */
private $_paramLog = array(); private $_params = array();
/** /**
* Constructor. * Constructor.
* Instead of explicitly creating a Command object using `new` operator,
* you should use [[Connection::createCommand]] to get a new Command object.
* @param Connection $connection the database connection * @param Connection $connection the database connection
* @param mixed $query the DB query to be executed. This can be either * @param mixed $query the DB query to be executed. This can be:
* a string representing a SQL statement, or an array whose name-value pairs
* will be used to set the corresponding properties of the created command object.
*
* For example, you can pass in either < code > 'SELECT * FROM tbl_user'< / code >
* or < code > array('select'=>'*', 'from'=>'tbl_user')< / code > . They are equivalent
* in terms of the final query result.
* *
* When passing the query as an array, the following properties are commonly set: * - a string representing the SQL statement to be executed
* {@link select}, {@link distinct}, {@link from}, {@link where}, {@link join}, * - a [[Query]] object representing the SQL query
* {@link group}, {@link having}, {@link order}, {@link limit}, {@link offset} and * - an array that will be used to initialize [[Query]]
* {@link union}. Please refer to the setter of each of these properties for details * - null (default) if the query needs to be built using query builder methods next.
* about valid property values. This feature has been available since version 1.1.6.
*
* Since 1.1.7 it is possible to use a specific mode of data fetching by setting
* {@link setFetchMode FetchMode}. See {@link http://www.php.net/manual/en/function.PDOStatement-setFetchMode.php}
* for more details.
*/ */
public function __construct($connection, $query = null) public function __construct($connection, $query = null)
{ {
@ -120,20 +107,24 @@ class Command extends \yii\base\Component
* Cleans up the command and prepares for building a new query. * Cleans up the command and prepares for building a new query.
* This method is mainly used when a command object is being reused * This method is mainly used when a command object is being reused
* multiple times for building different queries. * multiple times for building different queries.
* Calling this method will clean up all internal states of the command object. * Calling this method will clean up these properties: [[sql]], [[query]],
* [[pdoStatement]] and [[params]].
* @return Command this command instance * @return Command this command instance
*/ */
public function reset() public function reset()
{ {
$this->query = new Query; $this->query = new Query;
$this->pdoStatement = null; $this->pdoStatement = null;
$this->params = array(); $this->_params = array();
$this->_paramLog = array();
$this->_sql = null; $this->_sql = null;
return $this; return $this;
} }
/** /**
* Returns the SQL statement for this command.
* When this method is called, a new SQL statement will be built from [[query]]
* if it has not been done before or if `$rebuild` is `true`.
* @param boolean $rebuild whether to rebuild the SQL statement from [[query]].
* @return string the SQL statement to be executed * @return string the SQL statement to be executed
*/ */
public function getSql($rebuild = false) public function getSql($rebuild = false)
@ -152,11 +143,7 @@ class Command extends \yii\base\Component
*/ */
public function setSql($value) public function setSql($value)
{ {
if ($this->connection->tablePrefix !== null & & strpos($value, '{{') !== false) { $this->_sql = $this->connection->expandTablePrefix($value);
$this->_sql = preg_replace('/{{(.*?)}}/', $this->connection->tablePrefix . '\1', $value);
} else {
$this->_sql = $value;
}
$this->cancel(); $this->cancel();
return $this; return $this;
} }
@ -174,19 +161,18 @@ class Command extends \yii\base\Component
$sql = $this->getSql(); $sql = $this->getSql();
try { try {
$this->pdoStatement = $this->connection->pdo->prepare($sql); $this->pdoStatement = $this->connection->pdo->prepare($sql);
$this->_paramLog = array(); } catch(\Exception $e) {
} \Yii::error($e->getMessage() . "\nFailed to prepare SQL: $sql", __CLASS__);
catch(\Exception $e) {
\Yii::error("Failed to prepare SQL ($sql): " . $e->getMessage(), __CLASS__);
$errorInfo = $e instanceof \PDOException ? $e->errorInfo : null; $errorInfo = $e instanceof \PDOException ? $e->errorInfo : null;
$message = YII_DEBUG ? 'Failed to prepare SQL: ' . $e->getMessage() : 'Failed to prepare SQL.'; throw new Exception($e->getMessage(), (int)$e->getCode(), $errorInfo);
throw new Exception($message, (int)$e->getCode(), $errorInfo);
} }
} }
} }
/** /**
* Cancels the execution of the SQL statement. * Cancels the execution of the SQL statement.
* This method mainly sets [[pdoStatement]] to be null.
* Please call [[reset]] if you want to run a different SQL statement.
*/ */
public function cancel() public function cancel()
{ {
@ -195,15 +181,15 @@ class Command extends \yii\base\Component
/** /**
* Binds a parameter to the SQL statement to be executed. * Binds a parameter to the SQL statement to be executed.
* @param mixed $name P arameter identifier. For a prepared statement * @param mixed $name p arameter identifier. For a prepared statement
* using named placeholders, this will be a parameter name of * using named placeholders, this will be a parameter name of
* the form :name. For a prepared statement using question mark * the form ` :name` . For a prepared statement using question mark
* placeholders, this will be the 1-indexed position of the parameter. * placeholders, this will be the 1-indexed position of the parameter.
* @param mixed $value Name of the PHP variable to bind to the SQL statement parameter * @param mixed $value Name of the PHP variable to bind to the SQL statement parameter
* @param integer $dataType SQL data type of the parameter. If null, the type is determined by the PHP type of the value. * @param integer $dataType SQL data type of the parameter. If null, the type is determined by the PHP type of the value.
* @param integer $length length of the data type * @param integer $length length of the data type
* @param mixed $driverOptions the driver-specific options (this is available since version 1.1.6) * @param mixed $driverOptions the driver-specific options
* @return Command the current command being executed (this is available since version 1.0.8) * @return Command the current command being executed
* @see http://www.php.net/manual/en/function.PDOStatement-bindParam.php * @see http://www.php.net/manual/en/function.PDOStatement-bindParam.php
*/ */
public function bindParam($name, & $value, $dataType = null, $length = null, $driverOptions = null) public function bindParam($name, & $value, $dataType = null, $length = null, $driverOptions = null)
@ -218,7 +204,7 @@ class Command extends \yii\base\Component
} else { } else {
$this->pdoStatement->bindParam($name, $value, $dataType, $length, $driverOptions); $this->pdoStatement->bindParam($name, $value, $dataType, $length, $driverOptions);
} }
$this->_paramLog [$name] =& $value; $this->_params [$name] =& $value;
return $this; return $this;
} }
@ -226,11 +212,11 @@ class Command extends \yii\base\Component
* Binds a value to a parameter. * Binds a value to a parameter.
* @param mixed $name Parameter identifier. For a prepared statement * @param mixed $name Parameter identifier. For a prepared statement
* using named placeholders, this will be a parameter name of * using named placeholders, this will be a parameter name of
* the form :name. For a prepared statement using question mark * the form ` :name` . For a prepared statement using question mark
* placeholders, this will be the 1-indexed position of the parameter. * placeholders, this will be the 1-indexed position of the parameter.
* @param mixed $value The value to bind to the parameter * @param mixed $value The value to bind to the parameter
* @param integer $dataType SQL data type of the parameter. If null, the type is determined by the PHP type of the value. * @param integer $dataType SQL data type of the parameter. If null, the type is determined by the PHP type of the value.
* @return Command the current command being executed (this is available since version 1.0.8) * @return Command the current command being executed
* @see http://www.php.net/manual/en/function.PDOStatement-bindValue.php * @see http://www.php.net/manual/en/function.PDOStatement-bindValue.php
*/ */
public function bindValue($name, $value, $dataType = null) public function bindValue($name, $value, $dataType = null)
@ -241,98 +227,84 @@ class Command extends \yii\base\Component
} else { } else {
$this->pdoStatement->bindValue($name, $value, $dataType); $this->pdoStatement->bindValue($name, $value, $dataType);
} }
$this->_paramLog [$name] = $value; $this->_params [$name] = $value;
return $this; return $this;
} }
/** /**
* Binds a list of values to the corresponding parameters. * Binds a list of values to the corresponding parameters.
* This is similar to {@link bindValue} except that it binds multiple values . * This is similar to [[bindValue]] except that it binds multiple values at a time .
* Note that the SQL data type of each value is determined by its PHP type. * Note that the SQL data type of each value is determined by its PHP type.
* @param array $values the values to be bound. This must be given in terms of an associative * @param array $values the values to be bound. This must be given in terms of an associative
* array with array keys being the parameter names, and array values the corresponding parameter values. * array with array keys being the parameter names, and array values the corresponding parameter values,
* For example, < code > array(':name'=>'John', ':age'=>25)< / code > . * e.g. `array(':name'=>'John', ':age'=>25)` .
* @return Command the current command being executed * @return Command the current command being executed
* @since 1.1.5
*/ */
public function bindValues($values) public function bindValues($values)
{ {
$this->prepare(); $this->query->addParams($values);
foreach ($values as $name => $value) {
$this->pdoStatement->bindValue($name, $value, $this->connection->getPdoType(gettype($value)));
$this->_paramLog[$name] = $value;
}
return $this; return $this;
} }
/** /**
* Executes the SQL statement. * Executes the SQL statement.
* This method is meant only for executing non-query SQL statement. * This method is meant only for executing non-query SQL statement, such as `INSERT`, `DELETE`, `UPDATE` SQLs .
* No result set will be returned. * No result set will be returned.
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative * @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to {@link bindParam} and {@link bindValue}. If you have multiple input parameters, passing * to [[bindValues]]. Note that if you pass parameters in this way, any previous call to [[bindParam]]
* them in this way can improve the performance. Note that if you pass parameters in this way, * or [[bindValue]] will be ignored.
* you cannot bind parameters or values using {@link bindParam} or {@link bindValue}, and vice versa.
* binding methods and the input parameters this way can improve the performance.
* This parameter has been available since version 1.0.10.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @throws C Exception execution failed * @throws Exception execution failed
*/ */
public function execute($params = array()) public function execute($params = array())
{ {
if ($this->connection->enableParamLogging & & ($pars = array_merge($this->_paramLog, $params)) !== array()) $sql = $this->getSql();
{ $params = array_merge($this->query->params, $params);
$p = array(); $this->_params = array_merge($this->_params, $params);
foreach ($pars as $name => $value) if ($this->_params === array()) {
$p[$name] = $name . '=' . var_export($value, true); $paramLog = '';
$par = '. Bound with ' . implode(', ', $p); } else {
$paramLog = "Parameters: " . var_export($this->_params, true);
} }
else
$par = '' ; \Yii::trace("Executing SQL: {$sql}{$paramLog}", __CLASS__) ;
\Yii::trace('Executing SQL: ' . $this->getSql() . $par, 'system.db.Command');
try try {
{ if ($this->connection->enableProfiling) {
if ($this->connection->enableProfiling) \Yii::beginProfile(__METHOD__ . "($sql)", __CLASS__);
\Yii::beginProfile('system.db.Command.execute(' . $this->getSql() . ')', 'system.db.Command.execute'); }
$this->prepare(); $this->prepare();
if ($params === array()) if ($params === array()) {
$this->pdoStatement->execute(); $this->pdoStatement->execute();
else } else {
$this->pdoStatement->execute($params); $this->pdoStatement->execute($params);
}
$n = $this->pdoStatement->rowCount(); $n = $this->pdoStatement->rowCount();
if ($this->connection->enableProfiling) if ($this->connection->enableProfiling) {
\Yii::endProfile('system.db.Command.execute(' . $this->getSql() . ')', 'system.db.Command.execute' ); \Yii::endProfile(__METHOD__ . "($sql)", __CLASS__ );
}
return $n; return $n;
} } catch (Exception $e) {
catch(Exception $e) if ($this->connection->enableProfiling) {
{ \Yii::endProfile(__METHOD__ . "($sql)", __CLASS__);
if ($this->connection->enableProfiling) }
\Yii::endProfile('system.db.Command.execute(' . $this->getSql() . ')', 'system.db.Command.execute'); $message = $e->getMessage();
$errorInfo = $e instanceof PDOException ? $e->errorInfo : null; \Yii::error("$message\nFailed to execute SQL: {$sql}{$paramLog}", __CLASS__);
$message = $e->getMessage(); $errorInfo = $e instanceof \PDOException ? $e->errorInfo : null;
\Yii::log(\Yii::t('yii', 'Command::execute() failed: {error}. The SQL statement executed was: {sql}.', throw new Exception($message, (int)$e->getCode(), $errorInfo);
array('{error}' => $message, '{sql}' => $this->getSql() . $par)), CLogger::LEVEL_ERROR, 'system.db.Command');
if (YII_DEBUG)
$message .= '. The SQL statement executed was: ' . $this->getSql() . $par;
throw new CDbException(\Yii::t('yii', 'Command failed to execute the SQL statement: {error}',
array('{error}' => $message)), (int)$e->getCode(), $errorInfo);
} }
} }
/** /**
* Executes the SQL statement and returns query result. * Executes the SQL statement and returns query result.
* This method is for executing a SQL query that returns result set. * This method is for executing a SQL query that returns result set, such as `SELECT` .
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative * @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to {@link bindParam} and {@link bindValue}. If you have multiple input parameters, passing * to [[bindValues]]. Note that if you pass parameters in this way, any previous call to [[bindParam]]
* them in this way can improve the performance. Note that if you pass parameters in this way, * or [[bindValue]] will be ignored.
* you cannot bind parameters or values using {@link bindParam} or {@link bindValue}, and vice versa. * @return DataReader the reader object for fetching the query result
* binding methods and the input parameters this way can improve the performance. * @throws Exception execution failed
* This parameter has been available since version 1.0.10.
* @return CDbDataReader the reader object for fetching the query result
* @throws CException execution failed
*/ */
public function query($params = array()) public function query($params = array())
{ {
@ -341,17 +313,14 @@ class Command extends \yii\base\Component
/** /**
* Executes the SQL statement and returns all rows. * Executes the SQL statement and returns all rows.
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to [[bindValues]]. Note that if you pass parameters in this way, any previous call to [[bindParam]]
* or [[bindValue]] will be ignored.
* @param boolean $fetchAssociative whether each row should be returned as an associated array with * @param boolean $fetchAssociative whether each row should be returned as an associated array with
* column names as the keys or the array keys are column indexes (0-based). * column names as the keys or the array keys are column indexes (0-based).
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to {@link bindParam} and {@link bindValue}. If you have multiple input parameters, passing
* them in this way can improve the performance. Note that if you pass parameters in this way,
* you cannot bind parameters or values using {@link bindParam} or {@link bindValue}, and vice versa.
* binding methods and the input parameters this way can improve the performance.
* This parameter has been available since version 1.0.10.
* @return array all rows of the query result. Each array element is an array representing a row. * @return array all rows of the query result. Each array element is an array representing a row.
* An empty array is returned if the query results in nothing. * An empty array is returned if the query results in nothing.
* @throws C Exception execution failed * @throws Exception execution failed
*/ */
public function queryAll($params = array(), $fetchMode = null) public function queryAll($params = array(), $fetchMode = null)
{ {
@ -361,16 +330,13 @@ class Command extends \yii\base\Component
/** /**
* Executes the SQL statement and returns the first row of the result. * Executes the SQL statement and returns the first row of the result.
* This is a convenient method of {@link query} when only the first row of data is needed. * This is a convenient method of {@link query} when only the first row of data is needed.
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to [[bindValues]]. Note that if you pass parameters in this way, any previous call to [[bindParam]]
* or [[bindValue]] will be ignored.
* @param boolean $fetchAssociative whether the row should be returned as an associated array with * @param boolean $fetchAssociative whether the row should be returned as an associated array with
* column names as the keys or the array keys are column indexes (0-based). * column names as the keys or the array keys are column indexes (0-based).
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to {@link bindParam} and {@link bindValue}. If you have multiple input parameters, passing
* them in this way can improve the performance. Note that if you pass parameters in this way,
* you cannot bind parameters or values using {@link bindParam} or {@link bindValue}, and vice versa.
* binding methods and the input parameters this way can improve the performance.
* This parameter has been available since version 1.0.10.
* @return mixed the first row (in terms of an array) of the query result, false if no result. * @return mixed the first row (in terms of an array) of the query result, false if no result.
* @throws C Exception execution failed * @throws Exception execution failed
*/ */
public function queryRow($params = array(), $fetchMode = null) public function queryRow($params = array(), $fetchMode = null)
{ {
@ -382,13 +348,10 @@ class Command extends \yii\base\Component
* This is a convenient method of {@link query} when only a single scalar * This is a convenient method of {@link query} when only a single scalar
* value is needed (e.g. obtaining the count of the records). * value is needed (e.g. obtaining the count of the records).
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative * @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to {@link bindParam} and {@link bindValue}. If you have multiple input parameters, passing * to [[bindValues]]. Note that if you pass parameters in this way, any previous call to [[bindParam]]
* them in this way can improve the performance. Note that if you pass parameters in this way, * or [[bindValue]] will be ignored.
* you cannot bind parameters or values using {@link bindParam} or {@link bindValue}, and vice versa.
* binding methods and the input parameters this way can improve the performance.
* This parameter has been available since version 1.0.10.
* @return mixed the value of the first column in the first row of the query result. False is returned if there is no value. * @return mixed the value of the first column in the first row of the query result. False is returned if there is no value.
* @throws C Exception execution failed * @throws Exception execution failed
*/ */
public function queryScalar($params = array()) public function queryScalar($params = array())
{ {
@ -406,13 +369,10 @@ class Command extends \yii\base\Component
* This is a convenient method of {@link query} when only the first column of data is needed. * This is a convenient method of {@link query} when only the first column of data is needed.
* Note, the column returned will contain the first element in each row of result. * Note, the column returned will contain the first element in each row of result.
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative * @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to {@link bindParam} and {@link bindValue}. If you have multiple input parameters, passing * to [[bindValues]]. Note that if you pass parameters in this way, any previous call to [[bindParam]]
* them in this way can improve the performance. Note that if you pass parameters in this way, * or [[bindValue]] will be ignored.
* you cannot bind parameters or values using {@link bindParam} or {@link bindValue}, and vice versa.
* binding methods and the input parameters this way can improve the performance.
* This parameter has been available since version 1.0.10.
* @return array the first column of the query result. Empty array if no result. * @return array the first column of the query result. Empty array if no result.
* @throws C Exception execution failed * @throws Exception execution failed
*/ */
public function queryColumn($params = array()) public function queryColumn($params = array())
{ {
@ -423,85 +383,80 @@ class Command extends \yii\base\Component
* @param string $method method of PDOStatement to be called * @param string $method method of PDOStatement to be called
* @param mixed $mode parameters to be passed to the method * @param mixed $mode parameters to be passed to the method
* @param array $params input parameters (name=>value) for the SQL execution. This is an alternative * @param array $params input parameters (name=>value) for the SQL execution. This is an alternative
* to {@link bindParam} and {@link bindValue}. If you have multiple input parameters, passing * to [[bindValues]]. Note that if you pass parameters in this way, any previous call to [[bindParam]]
* them in this way can improve the performance. Note that you pass parameters in this way, * or [[bindValue]] will be ignored.
* you cannot bind parameters or values using {@link bindParam} or {@link bindValue}, and vice versa.
* binding methods and the input parameters this way can improve the performance.
* This parameter has been available since version 1.0.10.
* @return mixed the method execution result * @return mixed the method execution result
*/ */
private function queryInternal($method, $params, $fetchMode = null) private function queryInternal($method, $params, $fetchMode = null)
{ {
$params = array_merge($this->params, $params) ; $db = $this->connection ;
$sql = $this->getSql();
if ($this->connection->enableParamLogging & & ($pars = array_merge($this->_paramLog, $params)) !== array()) $params = array_merge($this->query->params, $params);
{ $this->_params = array_merge($this->_params, $params);
$p = array(); if ($this->_params === array()) {
foreach ($pars as $name => $value) $paramLog = '';
$p[$name] = $name . '=' . var_export($value, true); } else {
$par = '. Bound with ' . implode(', ', $p ); $paramLog = "Parameters: " . var_export($this->_params, true );
} }
else
$par = ''; \Yii::trace("Querying SQL: {$sql}{$paramLog}", __CLASS__);
\Yii::trace('Querying SQL: ' . $this->getSql() . $par, 'system.db.Command'); $cachingEnabled = $db->queryCachingCount > 0 & & $method !== ''
& & $db->queryCachingDuration >= 0
if ($this->connection->queryCachingCount > 0 & & $method !== '' & & ($cache = \Yii::app()->getComponent($db->queryCacheID)) !== null;
& & $this->connection->queryCachingDuration > 0 if ($cachingEnabled) {
& & $this->connection->queryCacheID !== false $db->queryCachingCount--;
& & ($cache = \Yii::app()->getComponent($this->connection->queryCacheID)) !== null) $cacheKey = 'yii:dbquery' . $db->connectionString . ':' . $db->username;
{ $cacheKey .= ':' . $sql . ':' . $paramLog;
$this->connection->queryCachingCount--; if (($result = $cache->get($cacheKey)) !== false) {
$cacheKey = 'yii:dbquery' . $this->connection->connectionString . ':' . $this->connection->username;
$cacheKey .= ':' . $this->getSql() . ':' . serialize(array_merge($this->_paramLog, $params));
if (($result = $cache->get($cacheKey)) !== false)
{
\Yii::trace('Query result found in cache', 'system.db.Command'); \Yii::trace('Query result found in cache', 'system.db.Command');
return $result; return $result;
} }
} }
try try {
{ if ($db->enableProfiling) {
if ($this->connection->enableProfiling) \Yii::beginProfile(__METHOD__ . "($sql)", __CLASS__);
\Yii::beginProfile('system.db.Command.query(' . $this->getSql() . $par . ')', 'system.db.Command.query'); }
$this->prepare(); $this->prepare();
if ($params === array()) if ($params === array()) {
$this->pdoStatement->execute(); $this->pdoStatement->execute();
else } else {
$this->pdoStatement->execute($params); $this->pdoStatement->execute($params);
}
if ($method === '') if ($method === '') {
$result = new DataReader($this); $result = new DataReader($this);
else } else {
{ if ($fetchMode === null) {
if ($fetchMode === null) { $fetchMode = $this->fetchMode;
$fetchMode = $this->fetchMode; }
}
$result = call_user_func_array(array($this->pdoStatement, $method), (array)$fetchMode); $result = call_user_func_array(array($this->pdoStatement, $method), (array)$fetchMode);
$this->pdoStatement->closeCursor(); $this->pdoStatement->closeCursor();
} }
if ($this->connection->enableProfiling) if ($db->enableProfiling) {
\Yii::endProfile('system.db.Command.query(' . $this->getSql() . $par . ')', 'system.db.Command.query'); \Yii::endProfile(__METHOD__ . "($sql)", __CLASS__);
}
if (isset($cache, $cacheKey)) if ($cachingEnabled) {
$cache->set($cacheKey, $result, $this->connection->queryCachingDuration, $this->connection->queryCachingDependency); $cache->set($cacheKey, $result, $db->queryCachingDuration, $db->queryCachingDependency);
}
return $result; return $result;
} } catch (Exception $e) {
catch(Exception $e) if ($db->enableProfiling) {
{ \Yii::endProfile(__METHOD__ . "($sql)", __CLASS__);
if ($this->connection->enableProfiling) }
\Yii::endProfile('system.db.Command.query(' . $this->getSql() . $par . ')', 'system.db.Command.query'); $errorInfo = $e instanceof \PDOException ? $e->errorInfo : null;
$errorInfo = $e instanceof PDOException ? $e->errorInfo : null; $message = $e->getMessage();
$message = $e->getMessage();
\Yii::log(\Yii::t('yii', 'Command::{method}() failed: {error}. The SQL statement executed was: {sql}.', \Yii::log(\Yii::t('yii', 'Command::{method}() failed: {error}. The SQL statement executed was: {sql}.',
array('{method}' => $method, '{error}' => $message, '{sql}' => $this->getSql() . $par)), CLogger::LEVEL_ERROR, 'system.db.Command'); array('{method}' => $method, '{error}' => $message, '{sql}' => $this->getSql() . $par)), CLogger::LEVEL_ERROR, 'system.db.Command');
if (YII_DEBUG) if (YII_DEBUG) {
$message .= '. The SQL statement executed was: ' . $this->getSql() . $par; $message .= '. The SQL statement executed was: ' . $this->getSql() . $par;
throw new CDbException(\Yii::t('yii', 'Command failed to execute the SQL statement: {error}', }
throw new Exception(\Yii::t('yii', 'Command failed to execute the SQL statement: {error}',
array('{error}' => $message)), (int)$e->getCode(), $errorInfo); array('{error}' => $message)), (int)$e->getCode(), $errorInfo);
} }
} }
@ -516,7 +471,6 @@ class Command extends \yii\base\Component
* @param string $option additional option that should be appended to the 'SELECT' keyword. For example, * @param string $option additional option that should be appended to the 'SELECT' keyword. For example,
* in MySQL, the option 'SQL_CALC_FOUND_ROWS' can be used. This parameter is supported since version 1.1.8. * in MySQL, the option 'SQL_CALC_FOUND_ROWS' can be used. This parameter is supported since version 1.1.8.
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function select($columns = '*', $option = '') public function select($columns = '*', $option = '')
{ {
@ -530,7 +484,6 @@ class Command extends \yii\base\Component
* This is the same as {@link select} except that the DISTINCT flag is turned on. * This is the same as {@link select} except that the DISTINCT flag is turned on.
* @param mixed $columns the columns to be selected. See {@link select} for more details. * @param mixed $columns the columns to be selected. See {@link select} for more details.
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function selectDistinct($columns = '*', $option = '') public function selectDistinct($columns = '*', $option = '')
{ {
@ -546,7 +499,6 @@ class Command extends \yii\base\Component
* The method will automatically quote the table names unless it contains some parenthesis * The method will automatically quote the table names unless it contains some parenthesis
* (which means the table is given as a sub-query or DB expression). * (which means the table is given as a sub-query or DB expression).
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function from($tables) public function from($tables)
{ {
@ -590,7 +542,6 @@ class Command extends \yii\base\Component
* @param mixed $conditions the conditions that should be put in the WHERE part. * @param mixed $conditions the conditions that should be put in the WHERE part.
* @param array $params the parameters (name=>value) to be bound to the query * @param array $params the parameters (name=>value) to be bound to the query
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function where($conditions, $params = array()) public function where($conditions, $params = array())
{ {
@ -609,7 +560,6 @@ class Command extends \yii\base\Component
* Please refer to {@link where} on how to specify conditions. * Please refer to {@link where} on how to specify conditions.
* @param array $params the parameters (name=>value) to be bound to the query * @param array $params the parameters (name=>value) to be bound to the query
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function join($table, $conditions, $params = array()) public function join($table, $conditions, $params = array())
{ {
@ -626,7 +576,6 @@ class Command extends \yii\base\Component
* Please refer to {@link where} on how to specify conditions. * Please refer to {@link where} on how to specify conditions.
* @param array $params the parameters (name=>value) to be bound to the query * @param array $params the parameters (name=>value) to be bound to the query
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function leftJoin($table, $conditions, $params = array()) public function leftJoin($table, $conditions, $params = array())
{ {
@ -643,7 +592,6 @@ class Command extends \yii\base\Component
* Please refer to {@link where} on how to specify conditions. * Please refer to {@link where} on how to specify conditions.
* @param array $params the parameters (name=>value) to be bound to the query * @param array $params the parameters (name=>value) to be bound to the query
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function rightJoin($table, $conditions, $params = array()) public function rightJoin($table, $conditions, $params = array())
{ {
@ -658,7 +606,6 @@ class Command extends \yii\base\Component
* The method will automatically quote the table name unless it contains some parenthesis * The method will automatically quote the table name unless it contains some parenthesis
* (which means the table is given as a sub-query or DB expression). * (which means the table is given as a sub-query or DB expression).
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function crossJoin($table) public function crossJoin($table)
{ {
@ -673,7 +620,6 @@ class Command extends \yii\base\Component
* The method will automatically quote the table name unless it contains some parenthesis * The method will automatically quote the table name unless it contains some parenthesis
* (which means the table is given as a sub-query or DB expression). * (which means the table is given as a sub-query or DB expression).
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function naturalJoin($table) public function naturalJoin($table)
{ {
@ -687,7 +633,6 @@ class Command extends \yii\base\Component
* The method will automatically quote the column names unless a column contains some parenthesis * The method will automatically quote the column names unless a column contains some parenthesis
* (which means the column contains a DB expression). * (which means the column contains a DB expression).
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function groupBy($columns) public function groupBy($columns)
{ {
@ -701,7 +646,6 @@ class Command extends \yii\base\Component
* Please refer to {@link where} on how to specify conditions. * Please refer to {@link where} on how to specify conditions.
* @param array $params the parameters (name=>value) to be bound to the query * @param array $params the parameters (name=>value) to be bound to the query
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function having($conditions, $params = array()) public function having($conditions, $params = array())
{ {
@ -717,7 +661,6 @@ class Command extends \yii\base\Component
* The method will automatically quote the column names unless a column contains some parenthesis * The method will automatically quote the column names unless a column contains some parenthesis
* (which means the column contains a DB expression). * (which means the column contains a DB expression).
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function orderBy($columns) public function orderBy($columns)
{ {
@ -730,7 +673,6 @@ class Command extends \yii\base\Component
* @param integer $limit the limit * @param integer $limit the limit
* @param integer $offset the offset * @param integer $offset the offset
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function limit($limit) public function limit($limit)
{ {
@ -742,7 +684,6 @@ class Command extends \yii\base\Component
* Sets the OFFSET part of the query. * Sets the OFFSET part of the query.
* @param integer $offset the offset * @param integer $offset the offset
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function offset($offset) public function offset($offset)
{ {
@ -754,7 +695,6 @@ class Command extends \yii\base\Component
* Appends a SQL statement using UNION operator. * Appends a SQL statement using UNION operator.
* @param string $sql the SQL statement to be appended using UNION * @param string $sql the SQL statement to be appended using UNION
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
public function union($sql) public function union($sql)
{ {
@ -768,7 +708,6 @@ class Command extends \yii\base\Component
* @param string $table the table that new rows will be inserted into. * @param string $table the table that new rows will be inserted into.
* @param array $columns the column data (name=>value) to be inserted into the table. * @param array $columns the column data (name=>value) to be inserted into the table.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function insert($table, $columns) public function insert($table, $columns)
{ {
@ -785,7 +724,6 @@ class Command extends \yii\base\Component
* refer to {@link where} on how to specify conditions. * refer to {@link where} on how to specify conditions.
* @param array $params the parameters to be bound to the query. * @param array $params the parameters to be bound to the query.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function update($table, $columns, $conditions = '', $params = array()) public function update($table, $columns, $conditions = '', $params = array())
{ {
@ -800,7 +738,6 @@ class Command extends \yii\base\Component
* refer to {@link where} on how to specify conditions. * refer to {@link where} on how to specify conditions.
* @param array $params the parameters to be bound to the query. * @param array $params the parameters to be bound to the query.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function delete($table, $conditions = '', $params = array()) public function delete($table, $conditions = '', $params = array())
{ {
@ -823,7 +760,6 @@ class Command extends \yii\base\Component
* @param array $columns the columns (name=>definition) in the new table. * @param array $columns the columns (name=>definition) in the new table.
* @param string $options additional SQL fragment that will be appended to the generated SQL. * @param string $options additional SQL fragment that will be appended to the generated SQL.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function createTable($table, $columns, $options = null) public function createTable($table, $columns, $options = null)
{ {
@ -836,7 +772,6 @@ class Command extends \yii\base\Component
* @param string $table the table to be renamed. The name will be properly quoted by the method. * @param string $table the table to be renamed. The name will be properly quoted by the method.
* @param string $newName the new table name. The name will be properly quoted by the method. * @param string $newName the new table name. The name will be properly quoted by the method.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function renameTable($table, $newName) public function renameTable($table, $newName)
{ {
@ -848,7 +783,6 @@ class Command extends \yii\base\Component
* Builds and executes a SQL statement for dropping a DB table. * Builds and executes a SQL statement for dropping a DB table.
* @param string $table the table to be dropped. The name will be properly quoted by the method. * @param string $table the table to be dropped. The name will be properly quoted by the method.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function dropTable($table) public function dropTable($table)
{ {
@ -860,7 +794,6 @@ class Command extends \yii\base\Component
* Builds and executes a SQL statement for truncating a DB table. * Builds and executes a SQL statement for truncating a DB table.
* @param string $table the table to be truncated. The name will be properly quoted by the method. * @param string $table the table to be truncated. The name will be properly quoted by the method.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function truncateTable($table) public function truncateTable($table)
{ {
@ -876,7 +809,6 @@ class Command extends \yii\base\Component
* into the physical one. Anything that is not recognized as abstract type will be kept in the generated SQL. * into the physical one. Anything that is not recognized as abstract type will be kept in the generated SQL.
* For example, 'string' will be turned into 'varchar(255)', while 'string not null' will become 'varchar(255) not null'. * For example, 'string' will be turned into 'varchar(255)', while 'string not null' will become 'varchar(255) not null'.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function addColumn($table, $column, $type) public function addColumn($table, $column, $type)
{ {
@ -889,7 +821,6 @@ class Command extends \yii\base\Component
* @param string $table the table whose column is to be dropped. The name will be properly quoted by the method. * @param string $table the table whose column is to be dropped. The name will be properly quoted by the method.
* @param string $column the name of the column to be dropped. The name will be properly quoted by the method. * @param string $column the name of the column to be dropped. The name will be properly quoted by the method.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function dropColumn($table, $column) public function dropColumn($table, $column)
{ {
@ -903,7 +834,6 @@ class Command extends \yii\base\Component
* @param string $name the old name of the column. The name will be properly quoted by the method. * @param string $name the old name of the column. The name will be properly quoted by the method.
* @param string $newName the new name of the column. The name will be properly quoted by the method. * @param string $newName the new name of the column. The name will be properly quoted by the method.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function renameColumn($table, $name, $newName) public function renameColumn($table, $name, $newName)
{ {
@ -919,7 +849,6 @@ class Command extends \yii\base\Component
* into the physical one. Anything that is not recognized as abstract type will be kept in the generated SQL. * into the physical one. Anything that is not recognized as abstract type will be kept in the generated SQL.
* For example, 'string' will be turned into 'varchar(255)', while 'string not null' will become 'varchar(255) not null'. * For example, 'string' will be turned into 'varchar(255)', while 'string not null' will become 'varchar(255) not null'.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function alterColumn($table, $column, $type) public function alterColumn($table, $column, $type)
{ {
@ -938,7 +867,6 @@ class Command extends \yii\base\Component
* @param string $delete the ON DELETE option. Most DBMS support these options: RESTRICT, CASCADE, NO ACTION, SET DEFAULT, SET NULL * @param string $delete the ON DELETE option. Most DBMS support these options: RESTRICT, CASCADE, NO ACTION, SET DEFAULT, SET NULL
* @param string $update the ON UPDATE option. Most DBMS support these options: RESTRICT, CASCADE, NO ACTION, SET DEFAULT, SET NULL * @param string $update the ON UPDATE option. Most DBMS support these options: RESTRICT, CASCADE, NO ACTION, SET DEFAULT, SET NULL
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function addForeignKey($name, $table, $columns, $refTable, $refColumns, $delete = null, $update = null) public function addForeignKey($name, $table, $columns, $refTable, $refColumns, $delete = null, $update = null)
{ {
@ -951,7 +879,6 @@ class Command extends \yii\base\Component
* @param string $name the name of the foreign key constraint to be dropped. The name will be properly quoted by the method. * @param string $name the name of the foreign key constraint to be dropped. The name will be properly quoted by the method.
* @param string $table the table whose foreign is to be dropped. The name will be properly quoted by the method. * @param string $table the table whose foreign is to be dropped. The name will be properly quoted by the method.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function dropForeignKey($name, $table) public function dropForeignKey($name, $table)
{ {
@ -967,7 +894,6 @@ class Command extends \yii\base\Component
* by commas. The column names will be properly quoted by the method. * by commas. The column names will be properly quoted by the method.
* @param boolean $unique whether to add UNIQUE constraint on the created index. * @param boolean $unique whether to add UNIQUE constraint on the created index.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function createIndex($name, $table, $column, $unique = false) public function createIndex($name, $table, $column, $unique = false)
{ {
@ -980,7 +906,6 @@ class Command extends \yii\base\Component
* @param string $name the name of the index to be dropped. The name will be properly quoted by the method. * @param string $name the name of the index to be dropped. The name will be properly quoted by the method.
* @param string $table the table whose index is to be dropped. The name will be properly quoted by the method. * @param string $table the table whose index is to be dropped. The name will be properly quoted by the method.
* @return integer number of rows affected by the execution. * @return integer number of rows affected by the execution.
* @since 1.1.6
*/ */
public function dropIndex($name, $table) public function dropIndex($name, $table)
{ {
@ -999,7 +924,6 @@ class Command extends \yii\base\Component
* Please refer to {@link where} on how to specify conditions. * Please refer to {@link where} on how to specify conditions.
* @param array $params the parameters (name=>value) to be bound to the query * @param array $params the parameters (name=>value) to be bound to the query
* @return Command the command object itself * @return Command the command object itself
* @since 1.1.6
*/ */
private function joinInternal($type, $table, $conditions = '', $params = array()) private function joinInternal($type, $table, $conditions = '', $params = array())
{ {
Qiang Xue
14 years ago