Documentation & API reference
Functions
Primary tabs
| Name | Location | Description | Direct uses |
Strings |
|---|---|---|---|---|
| authorize_access_denied_page |
drupal/ |
Renders a 403 access denied page for authorize.php. | 1 | |
| authorize_access_allowed |
drupal/ |
Determines if the current user is allowed to run authorize.php. | 1 | |
| db_query_temporary |
drupal/ |
Executes a query string and saves the result set to a temporary table. | 2 | |
| db_insert |
drupal/ |
Returns a new InsertQuery object for the active database. | 3 | |
| db_merge |
drupal/ |
Returns a new MergeQuery object for the active database. | ||
| db_update |
drupal/ |
Returns a new UpdateQuery object for the active database. | ||
| db_delete |
drupal/ |
Returns a new DeleteQuery object for the active database. | 1 | |
| db_truncate |
drupal/ |
Returns a new TruncateQuery object for the active database. | 2 | |
| db_select |
drupal/ |
Returns a new SelectQuery object for the active database. | 98 | |
| db_transaction |
drupal/ |
Returns a new transaction object for the active database. | 6 | |
| db_set_active |
drupal/ |
Sets a new active database. | 5 | |
| db_escape_table |
drupal/ |
Restricts a dynamic table name to safe characters. | ||
| db_escape_field |
drupal/ |
Restricts a dynamic column or constraint name to safe characters. | ||
| db_like |
drupal/ |
Escapes characters that work as wildcard characters in a LIKE pattern. | 16 | |
| db_driver |
drupal/ |
Retrieves the name of the currently active database driver. | ||
| db_close |
drupal/ |
Closes the active database connection. | 1 | |
| db_next_id |
drupal/ |
Retrieves a unique id. | 2 | |
| db_or |
drupal/ |
Returns a new DatabaseCondition, set to "OR" all conditions together. | 18 | |
| db_and |
drupal/ |
Returns a new DatabaseCondition, set to "AND" all conditions together. | 7 | |
| db_xor |
drupal/ |
Returns a new DatabaseCondition, set to "XOR" all conditions together. | ||
| db_condition |
drupal/ |
Returns a new DatabaseCondition, set to the specified conjunction. | ||
| db_create_table |
drupal/ |
Creates a new table from a Drupal table definition. | 27 | |
| db_field_names |
drupal/ |
Returns an array of field names from an array of key/index column specifiers. | ||
| db_index_exists |
drupal/ |
Checks if an index exists in the given table. | 2 | |
| db_table_exists |
drupal/ |
Checks if a table exists. | 19 | |
| db_field_exists |
drupal/ |
Checks if a column exists in the given table. | 15 | |
| db_find_tables |
drupal/ |
Finds all tables that are like the specified base table name. | 3 | |
| _db_create_keys_sql |
drupal/ |
|||
| db_rename_table |
drupal/ |
Renames a table. | 6 | |
| db_drop_table |
drupal/ |
Drops a table. | 21 | |
| db_add_field |
drupal/ |
Adds a new field to a table. | 22 | |
| db_drop_field |
drupal/ |
Drops a field. | 12 | |
| db_field_set_default |
drupal/ |
Sets the default value for a field. | 1 | |
| db_field_set_no_default |
drupal/ |
Sets a field to have no default value. | 1 | |
| db_add_primary_key |
drupal/ |
Adds a primary key to a database table. | 4 | |
| db_drop_primary_key |
drupal/ |
Drops the primary key of a database table. | 8 | |
| db_add_unique_key |
drupal/ |
Adds a unique key. | ||
| db_drop_unique_key |
drupal/ |
Drops a unique key. | 1 | |
| db_add_index |
drupal/ |
Adds an index. | 5 | |
| db_drop_index |
drupal/ |
Drops an index. | 12 | |
| db_change_field |
drupal/ |
Changes a field definition. | 25 | |
| db_ignore_slave |
drupal/ |
Sets a session variable specifying the lag time for ignoring a slave server. | 6 | |
| unicode_requirements |
drupal/ |
Returns Unicode library status and errors. | 1 | |
| drupal_xml_parser_create |
drupal/ |
Prepares a new XML parser. | 2 | |
| drupal_convert_to_utf8 |
drupal/ |
Converts data to UTF-8. | 1 | |
| drupal_truncate_bytes |
drupal/ |
Truncates a UTF-8-encoded string safely to a number of bytes. | ||
| truncate_utf8 |
drupal/ |
Truncates a UTF-8-encoded string safely to a number of characters. | 18 | |
| mime_header_encode |
drupal/ |
Encodes MIME/HTTP header values that contain incorrectly encoded characters. | 2 | |
| mime_header_decode |
drupal/ |
Decodes MIME/HTTP encoded header values. | ||
| decode_entities |
drupal/ |
Decodes all HTML entities (including numerical ones) to regular UTF-8 bytes. | 24 |