Used for parsing CREATE TABLE statement.
public function testParse()
{
$component = PartitionDefinition::parse(new Parser(), $this->getTokensList('PARTITION p0 VALUES LESS THAN(1990)'));
$this->assertFalse($component->isSubpartition);
$this->assertEquals('p0', $component->name);
$this->assertEquals('LESS THAN', $component->type);
$this->assertEquals('(1990)', $component->expr->expr);
}
/**
* @return string
*/
public function build()
{
$fields = '';
if (!empty($this->fields)) {
if (is_array($this->fields)) {
$fields = CreateDefinition::build($this->fields) . ' ';
} elseif ($this->fields instanceof ArrayObj) {
$fields = ArrayObj::build($this->fields);
}
}
if ($this->options->has('DATABASE')) {
return 'CREATE ' . OptionsArray::build($this->options) . ' ' . Expression::build($this->name) . ' ' . OptionsArray::build($this->entityOptions);
} elseif ($this->options->has('TABLE')) {
$partition = '';
if (!empty($this->partitionBy)) {
$partition .= "\nPARTITION BY " . $this->partitionBy;
}
if (!empty($this->partitionsNum)) {
$partition .= "\nPARTITIONS " . $this->partitionsNum;
}
if (!empty($this->subpartitionBy)) {
$partition .= "\nSUBPARTITION BY " . $this->subpartitionBy;
}
if (!empty($this->subpartitionsNum)) {
$partition .= "\nSUBPARTITIONS " . $this->subpartitionsNum;
}
if (!empty($this->partitions)) {
$partition .= "\n" . PartitionDefinition::build($this->partitions);
}
return 'CREATE ' . OptionsArray::build($this->options) . ' ' . Expression::build($this->name) . ' ' . $fields . OptionsArray::build($this->entityOptions) . $partition;
} elseif ($this->options->has('VIEW')) {
return 'CREATE ' . OptionsArray::build($this->options) . ' ' . Expression::build($this->name) . ' ' . $fields . ' AS ' . TokensList::build($this->body) . ' ' . OptionsArray::build($this->entityOptions);
} elseif ($this->options->has('TRIGGER')) {
return 'CREATE ' . OptionsArray::build($this->options) . ' ' . Expression::build($this->name) . ' ' . OptionsArray::build($this->entityOptions) . ' ' . 'ON ' . Expression::build($this->table) . ' ' . 'FOR EACH ROW ' . TokensList::build($this->body);
} elseif ($this->options->has('PROCEDURE') || $this->options->has('FUNCTION')) {
$tmp = '';
if ($this->options->has('FUNCTION')) {
$tmp = 'RETURNS ' . DataType::build($this->return);
}
return 'CREATE ' . OptionsArray::build($this->options) . ' ' . Expression::build($this->name) . ' ' . ParameterDefinition::build($this->parameters) . ' ' . $tmp . ' ' . TokensList::build($this->body);
} else {
return 'CREATE ' . OptionsArray::build($this->options) . ' ' . Expression::build($this->name) . ' ' . TokensList::build($this->body);
}
return '';
}
/**
* @param PartitionDefinition|PartitionDefinition[] $component The component to be built.
*
* @return string
*/
public static function build($component)
{
if (is_array($component)) {
$ret = array();
foreach ($component as $c) {
$ret[] = static::build($c);
}
return "(\n" . implode(",\n", $ret) . "\n)";
} else {
if ($component->isSubpartition) {
return 'SUBPARTITION ' . $component->name;
} else {
$subpartitions = empty($component->subpartitions) ? '' : ' ' . PartitionDefinition::build($component->subpartitions);
return 'PARTITION ' . $component->name . ' VALUES ' . $component->type . ' ' . $component->expr . $subpartitions;
}
}
}
/**
* @param PartitionDefinition|PartitionDefinition[] $component The component to be built.
* @param array $options Parameters for building.
*
* @return string
*/
public static function build($component, array $options = array())
{
if (is_array($component)) {
return "(\n" . implode(",\n", $component) . "\n)";
} else {
if ($component->isSubpartition) {
return trim('SUBPARTITION ' . $component->name . ' ' . $component->options);
} else {
$subpartitions = empty($component->subpartitions) ? '' : ' ' . PartitionDefinition::build($component->subpartitions);
return trim('PARTITION ' . $component->name . (empty($component->type) ? '' : ' VALUES ' . $component->type . ' ' . $component->expr . ' ') . $component->options . $subpartitions);
}
}
}
