abf1649b
 andryeyev
Чистая установка ...
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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\db\cubrid;
use yii\base\InvalidParamException;
/**
* QueryBuilder is the query builder for CUBRID databases (version 9.3.x and higher).
*
* @author Carsten Brandt <mail@cebe.cc>
* @since 2.0
*/
class QueryBuilder extends \yii\db\QueryBuilder
{
/**
* @var array mapping from abstract column types (keys) to physical column types (values).
*/
public $typeMap = [
Schema::TYPE_PK => 'int NOT NULL AUTO_INCREMENT PRIMARY KEY',
Schema::TYPE_BIGPK => 'bigint NOT NULL AUTO_INCREMENT PRIMARY KEY',
Schema::TYPE_STRING => 'varchar(255)',
Schema::TYPE_TEXT => 'varchar',
Schema::TYPE_SMALLINT => 'smallint',
Schema::TYPE_INTEGER => 'int',
Schema::TYPE_BIGINT => 'bigint',
Schema::TYPE_FLOAT => 'float(7)',
Schema::TYPE_DOUBLE => 'double(15)',
Schema::TYPE_DECIMAL => 'decimal(10,0)',
Schema::TYPE_DATETIME => 'datetime',
Schema::TYPE_TIMESTAMP => 'timestamp',
Schema::TYPE_TIME => 'time',
Schema::TYPE_DATE => 'date',
Schema::TYPE_BINARY => 'blob',
Schema::TYPE_BOOLEAN => 'smallint',
Schema::TYPE_MONEY => 'decimal(19,4)',
];
/**
* Creates a SQL statement for resetting the sequence value of a table's primary key.
* The sequence will be reset such that the primary key of the next new row inserted
* will have the specified value or 1.
* @param string $tableName the name of the table whose primary key sequence will be reset
* @param mixed $value the value for the primary key of the next new row inserted. If this is not set,
* the next new row's primary key will have a value 1.
* @return string the SQL statement for resetting sequence
* @throws InvalidParamException if the table does not exist or there is no sequence associated with the table.
*/
public function resetSequence($tableName, $value = null)
{
$table = $this->db->getTableSchema($tableName);
if ($table !== null && $table->sequenceName !== null) {
$tableName = $this->db->quoteTableName($tableName);
if ($value === null) {
$key = reset($table->primaryKey);
$value = (int) $this->db->createCommand("SELECT MAX(`$key`) FROM " . $this->db->schema->quoteTableName($tableName))->queryScalar() + 1;
} else {
$value = (int) $value;
}
return "ALTER TABLE " . $this->db->schema->quoteTableName($tableName) . " AUTO_INCREMENT=$value;";
} elseif ($table === null) {
throw new InvalidParamException("Table not found: $tableName");
} else {
throw new InvalidParamException("There is not sequence associated with table '$tableName'.");
}
}
/**
* @inheritdoc
*/
public function buildLimit($limit, $offset)
{
$sql = '';
// limit is not optional in CUBRID
// http://www.cubrid.org/manual/90/en/LIMIT%20Clause
// "You can specify a very big integer for row_count to display to the last row, starting from a specific row."
if ($this->hasLimit($limit)) {
$sql = 'LIMIT ' . $limit;
if ($this->hasOffset($offset)) {
$sql .= ' OFFSET ' . $offset;
}
} elseif ($this->hasOffset($offset)) {
$sql = "LIMIT 9223372036854775807 OFFSET $offset"; // 2^63-1
}
return $sql;
}
}
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