/**
* Creates index object from tokens.
* <p>
* And registers index in the table index registry.
*
* @param Tokenizer $tokenizer Tokens collection.
* @param boolean $unique Uniqueness flag.
* @param string $indexName Optional name of the index.
*
* @return Table
* @see Index::create
*/
public function createIndex(Tokenizer $tokenizer, $unique = false, $indexName = '')
{
$index = Index::create($tokenizer, $unique, $indexName);
$index->setParent($this);
$this->indexes->add($index);
return $this;
}
/**
* @param Tokenizer $tokenizer Statement tokens.
* @param boolean $unique Index uniqueness flag.
*
* @return void
* @throws NotSupportedException
*/
protected function executeCreateIndex(Tokenizer $tokenizer, $unique)
{
$tokenizer->skipWhiteSpace();
$tokenizer->setBookmark();
Index::searchTableName($tokenizer);
$tableName = $tokenizer->getCurrentToken()->text;
/** @var Table $table */
$table = $this->tables->search($tableName);
if (!$table) {
throw new NotSupportedException("Table [{$tableName}] not found. line: " . $tokenizer->getCurrentToken()->line);
}
$tokenizer->restoreBookmark();
$table->createIndex($tokenizer, $unique);
}