protected InsertTrait::getInsertPlaceholderFragment(array $nested_insert_values, array $default_fields)
Returns the query placeholders for values that will be inserted.
Parameters
array $nested_insert_values: A nested array of values to insert.
array $default_fields: An array of fields that should be set to their database-defined defaults.
Return value
array An array of insert placeholders.
File
- core/lib/Drupal/Core/Database/Query/InsertTrait.php, line 151
Class
- InsertTrait
- Provides common functionality for INSERT and UPSERT queries.
Namespace
Drupal\Core\Database\Query
Code
protected function getInsertPlaceholderFragment(array $nested_insert_values, array $default_fields) { $max_placeholder = 0; $values = array(); if ($nested_insert_values) { foreach ($nested_insert_values as $insert_values) { $placeholders = array(); // Default fields aren't really placeholders, but this is the most convenient // way to handle them. $placeholders = array_pad($placeholders, count($default_fields), 'default'); $new_placeholder = $max_placeholder + count($insert_values); for ($i = $max_placeholder; $i < $new_placeholder; ++$i) { $placeholders[] = ':db_insert_placeholder_' . $i; } $max_placeholder = $new_placeholder; $values[] = '(' . implode(', ', $placeholders) . ')'; } } else { // If there are no values, then this is a default-only query. We still need to handle that. $placeholders = array_fill(0, count($default_fields), 'default'); $values[] = '(' . implode(', ', $placeholders) . ')'; } return $values; }
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