CUBRID Query builder

framework/yii/db/cubrid/QueryBuilder.php

+<?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.
+ *
+ * @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 = array(
+		Schema::TYPE_PK => 'int(11) 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_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 => 'bit(1)',
+		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'.");
+		}
+	}
+
+	/**
+	 * Generates a batch INSERT SQL statement.
+	 * For example,
+	 *
+	 * ~~~
+	 * $connection->createCommand()->batchInsert('tbl_user', array('name', 'age'), array(
+	 *     array('Tom', 30),
+	 *     array('Jane', 20),
+	 *     array('Linda', 25),
+	 * ))->execute();
+	 * ~~~
+	 *
+	 * Note that the values in each row must match the corresponding column names.
+	 *
+	 * @param string $table the table that new rows will be inserted into.
+	 * @param array $columns the column names
+	 * @param array $rows the rows to be batch inserted into the table
+	 * @return string the batch INSERT SQL statement
+	 */
+	public function batchInsert($table, $columns, $rows)
+	{
+		if (($tableSchema = $this->db->getTableSchema($table)) !== null) {
+			$columnSchemas = $tableSchema->columns;
+		} else {
+			$columnSchemas = array();
+		}
+
+		foreach ($columns as $i => $name) {
+			$columns[$i] = $this->db->quoteColumnName($name);
+		}
+
+		$values = array();
+		foreach ($rows as $row) {
+			$vs = array();
+			foreach ($row as $i => $value) {
+				if (!is_array($value) && isset($columnSchemas[$columns[$i]])) {
+					$value = $columnSchemas[$columns[$i]]->typecast($value);
+				}
+				$vs[] = is_string($value) ? $this->db->quoteValue($value) : $value;
+			}
+			$values[] = '(' . implode(', ', $vs) . ')';
+		}
+
+		return 'INSERT INTO ' . $this->db->quoteTableName($table)
+			. ' (' . implode(', ', $columns) . ') VALUES ' . implode(', ', $values);
+	}
+}