Method
TrackerSparqlConnectionquery_statement
Declaration [src]
TrackerSparqlStatement*
tracker_sparql_connection_query_statement (
TrackerSparqlConnection* connection,
const gchar* sparql,
GCancellable* cancellable,
GError** error
)
Description [src]
Prepares the given SELECT/ASK/DESCRIBE/CONSTRUCT SPARQL query as a
TrackerSparqlStatement.
This prepared statement can be executed through tracker_sparql_statement_execute()
or tracker_sparql_statement_serialize_async() families of functions.
Parameters
sparql-
Type:
const gchar*The SPARQL query.
The data is owned by the caller of the method. The value is a NUL terminated UTF-8 string. cancellable-
Type:
GCancellableOptional
GCancellableThe argument can be NULL.The data is owned by the caller of the method. error-
Type:
GError **The return location for a recoverable error.
The argument can be NULL.If the return location is not NULL, then you must initialize it to aNULLGError*.The argument will be left initialized to NULLby the method if there are no errors.In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.
Return value
Type: TrackerSparqlStatement
A prepared statement.
| The caller of the method takes ownership of the data, and is responsible for freeing it. |
The return value can be NULL. |