database.inc | DrupalAPI.de

database.inc

drupal
1. drupal6

Version 1.92.2.11 (checked in on 2010/11/03 at 14:02:33 by goba)

Wrapper for database interface code.

Funktionen & Methoden

Name	Beschreibung
db_create_table	Create a new table from a Drupal table definition.
db_distinct_field	Adds the DISTINCT flag to the supplied query and returns the altered query.
db_escape_table	Restrict a dynamic table, column or constraint name to safe characters.
db_field_names	Return an array of field names from an array of key/index column specifiers.
db_is_active	Returns a boolean depending on the availability of the database.
db_placeholders	Generate placeholders for an array of query arguments of a single type.
db_prefix_tables	Append a database prefix to all tables in a query.
db_rewrite_sql	Rewrites node, taxonomy and comment queries. Use it for listing queries. Do not use FROM table1, table2 syntax, use JOIN instead.
db_set_active	Activate a database for future queries.
db_type_placeholder	Given a Schema API field type, return the correct %-placeholder.
update_sql	Perform an SQL query and return success or failure.
_db_error_page	Helper function to show fatal database errors.
_db_query_callback	Helper function for db_query().
_db_rewrite_sql	Helper function for db_rewrite_sql.

Konstanten

Name	Beschreibung
DB_ERROR	A hash value to check when outputting database errors, md5('DB_ERROR').
DB_QUERY_REGEXP	Indicates the place holders that should be replaced in _db_query_callback().

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