method getColumnDefinitionStatement documentation in bbn\Db\Languages\Pgsql
Returns a statement for column definition.
function(string $name, array $col, bool $include_col_name = true, bool $for_alter = false)
{
array $col,
bool $include_col_name = true,
bool $for_alter = false
): string
{
$st = '';
if ($include_col_name) {
$st .= ' ' . $this->escape($name) . ' ';
}
if (empty($col['type'])) {
throw new \Exception(X::_('Column type is not provided'));
}
$col_type = $col['type'];
if (array_key_exists('default', $col) && strpos($col['default'], '::') !== FALSE) {
[$col['default']] = explode('::', $col['default']);
}
if ($col_type === 'USER-DEFINED') {
if (!empty($col['udt_name'])) {
$col['type'] = $col['udt_name'];
}
else {
$col['type'] = $name;
}
}
if (!in_array($col_type, self::$types)) {
if (isset(self::$interoperability[$col_type])) {
$st .= self::$interoperability[$col_type];
$col_type = self::$interoperability[$col_type];
}
else if ($col_type === 'USER-DEFINED') {
$st .= $col['type'];
}
else {
throw new \Exception(X::_("Impossible to recognize the column type")." $col[type]");
}
}
else {
$st .= $col['type'];
}
if (
!empty($col['maxlength']) && $col_type !== 'bytea' &&
(
(in_array($col_type, self::$numeric_types) && in_array($col_type, self::$numeric_with_max_values))
||
!in_array($col_type, self::$numeric_types)
)
) {
$st .= '(' . $col['maxlength'];
if (!empty($col['decimals'])) {
$st .= ',' . $col['decimals'];
}
$st .= ')';
}
if (empty($col['null'])) {
if ($for_alter) {
$st .= ',' . PHP_EOL;
$st .= 'ALTER COLUMN ' . $this->escape($name);
$st .= ' SET NOT NULL,' . PHP_EOL;
}
else {
$st .= ' NOT NULL';
}
}
if (!empty($col['virtual'])) {
$st .= ' GENERATED ALWAYS AS (' . $col['generation'] . ') VIRTUAL';
} elseif (array_key_exists('default', $col)) {
if ($for_alter) {
$st .= ',' . PHP_EOL;
$st .= 'ALTER COLUMN ' . $this->escape($name);
$st .= ' SET DEFAULT ';
}
else {
$st .= ' DEFAULT ';
}
if (($col['default'] === 'NULL')
|| Str::isNumber($col['default'])
|| strpos($col['default'], '(')
|| in_array(strtoupper($col['default']), ['CURRENT_DATE', 'CURRENT_TIME', 'CURRENT_TIMESTAMP'])
) {
$st .= (string)$col['default'];
}
else {
$st .= "'" . trim($col['default'], "'") . "'";
}
}
return rtrim($st, ',' . PHP_EOL);
}
Returns a statement for column definition. BBN is a suite of PHP and JS libraries and VueJS components - all open-source! bbn.io, build applications, the quick way
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