function getTableQuerySet(DBTable $table, $includeCreateTable = true)
{
$preQueries = array();
$postQueries = array();
foreach ($table->getColumns() as $column) {
$type = $column->getType();
if ($type instanceof DBType && $type->isGenerated()) {
$sqName = $this->getSequenceName($table->getName(), $column->getName());
$preQueries[] = new RawSqlQuery('CREATE SEQUENCE %s;', array(new SqlIdentifier($sqName)));
$postQueries[] = new RawSqlQuery('ALTER SEQUENCE %s OWNED BY %s;', array(new SqlIdentifier($sqName), new SqlPath($table->getName(), $column->getName())));
$postQueries[] = new RawSqlQuery('ALTER TABLE %s ALTER COLUMN %s SET DEFAULT %s;', array(new SqlIdentifier($table->getName()), new SqlIdentifier($column->getName()), new SqlFunction('nextval', new SqlValue($sqName))));
}
}
foreach ($table->getConstraints() as $constraint) {
$postQueries[] = new CreateConstraintQuery($table, $constraint);
$columns = array();
// create indexes
foreach ($constraint->getIndexableFields() as $field) {
$columns[] = $this->quoteIdentifier($field);
}
if (!empty($columns)) {
$postQueries[] = new RawSqlQuery('CREATE INDEX %s ON %s (' . join($columns) . ');', array(new SqlIdentifier($constraint->getName() . '_idx'), new SqlIdentifier($table->getName())));
}
}
if ($includeCreateTable) {
$preQueries[] = new CreateTableQuery($table);
}
return array_merge($preQueries, $postQueries);
}
function getExtraTableQueries(DBTable $table)
{
$queries = array();
foreach ($table->getColumns() as $column) {
$type = $column->getType();
if ($type instanceof DBType && $type->isGenerated()) {
$sqName = $this->getSequenceName($table->getName(), $column->getName());
$queries[] = new RawSqlQuery('CREATE SEQUENCE %s;', array(new SqlIdentifier($sqName)));
$queries[] = new RawSqlQuery('ALTER SEQUENCE %s OWNED BY %s;', array(new SqlIdentifier($sqName), new SqlPath($table->getName(), $column->getName())));
$queries[] = new RawSqlQuery('ALTER TABLE %s ALTER COLUMN %s SET DEFAULT %s;', array(new SqlIdentifier($table->getName()), new SqlIdentifier($column->getName()), new SqlFunction('nextval', new SqlValue($sqName))));
}
}
foreach ($table->getConstraints() as $constraint) {
if ($constraint instanceof DBOneToOneConstraint) {
// create an explicit index for that
$queries[] = new CreateIndexQuery(new DBIndex($constraint->getName() . '_idx', $constraint->getTable(), $constraint->getFields()));
}
}
return $queries;
}
/**
* @return void
*/
private function makeColumns(IDialect $dialect)
{
foreach ($this->table->getColumns() as $column) {
$this->makeColumn($column, $dialect);
}
}
public static function findDifferences(Dialect $dialect, DBTable $source, DBTable $target)
{
$out = array();
$head = 'ALTER TABLE ' . $dialect->quoteTable($target->getName());
$sourceColumns = $source->getColumns();
$targetColumns = $target->getColumns();
foreach ($sourceColumns as $name => $column) {
if (isset($targetColumns[$name])) {
if ($column->getType()->getId() != $targetColumns[$name]->getType()->getId()) {
$targetColumn = $targetColumns[$name];
$out[] = $head . ' ALTER COLUMN ' . $dialect->quoteField($name) . ' TYPE ' . $targetColumn->getType()->toString() . ($targetColumn->getType()->hasSize() ? '(' . $targetColumn->getType()->getSize() . ($targetColumn->getType()->hasPrecision() ? ', ' . $targetColumn->getType()->getPrecision() : null) . ')' : null) . ';';
}
if ($column->getType()->isNull() != $targetColumns[$name]->getType()->isNull()) {
$out[] = $head . ' ALTER COLUMN ' . $dialect->quoteField($name) . ' ' . ($targetColumns[$name]->getType()->isNull() ? 'DROP' : 'SET') . ' NOT NULL;';
}
} else {
$out[] = $head . ' DROP COLUMN ' . $dialect->quoteField($name) . ';';
}
}
foreach ($targetColumns as $name => $column) {
if (!isset($sourceColumns[$name])) {
$out[] = $head . ' ADD COLUMN ' . $column->toDialectString($dialect) . ';';
if ($column->hasReference()) {
$out[] = 'CREATE INDEX ' . $dialect->quoteField($name . '_idx') . ' ON ' . $dialect->quoteTable($target->getName()) . '(' . $dialect->quoteField($name) . ');';
}
}
}
return $out;
}
