protected Schema::createFieldSql($name, $spec)
Create an SQL string for a field to be used in table creation or alteration.
Before passing a field out of a schema definition into this function it has to be processed by db_processField().
Parameters
$name: Name of the field.
$spec: The field specification, as per the schema data structure format.
File
- core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php, line 156
Class
- Schema
- SQLite implementation of \Drupal\Core\Database\Schema.
Namespace
Drupal\Core\Database\Driver\sqlite
Code
protected function createFieldSql($name, $spec) {
if (!empty($spec['auto_increment'])) {
$sql = $name . " INTEGER PRIMARY KEY AUTOINCREMENT";
if (!empty($spec['unsigned'])) {
$sql .= ' CHECK (' . $name . '>= 0)';
}
}
else {
$sql = $name . ' ' . $spec['sqlite_type'];
if (in_array($spec['sqlite_type'], array('VARCHAR', 'TEXT'))) {
if (isset($spec['length'])) {
$sql .= '(' . $spec['length'] . ')';
}
if (isset($spec['binary']) && $spec['binary'] === FALSE) {
$sql .= ' COLLATE NOCASE_UTF8';
}
}
if (isset($spec['not null'])) {
if ($spec['not null']) {
$sql .= ' NOT NULL';
}
else {
$sql .= ' NULL';
}
}
if (!empty($spec['unsigned'])) {
$sql .= ' CHECK (' . $name . '>= 0)';
}
if (isset($spec['default'])) {
if (is_string($spec['default'])) {
$spec['default'] = $this->connection->quote($spec['default']);
}
$sql .= ' DEFAULT ' . $spec['default'];
}
if (empty($spec['not null']) && !isset($spec['default'])) {
$sql .= ' DEFAULT NULL';
}
}
return $sql;
}
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