|  |   Apache Ignite C++
    | 
Continuous query handle. More...
#include <continuous_query_handle.h>
| Public Member Functions | |
| ContinuousQueryHandle () | |
| Default constructor. | |
| ContinuousQueryHandle (impl::cache::query::continuous::ContinuousQueryHandleImpl *impl) | |
| Constructor.  More... | |
| QueryCursor< K, V > | GetInitialQueryCursor () | 
| Gets the cursor for initial query.  More... | |
| QueryCursor< K, V > | GetInitialQueryCursor (IgniteError &err) | 
| Gets the cursor for initial query.  More... | |
| bool | IsValid () const | 
| Check if the instance is valid.  More... | |
Continuous query handle.
| 
 | inline | 
Constructor.
Internal method. Should not be used by user.
| impl | Implementation. | 
| 
 | inline | 
Gets the cursor for initial query.
Can be called only once, throws IgniteError on consequent calls.
| 
 | inline | 
Gets the cursor for initial query.
Can be called only once, results in error on consequent calls.
| err | Error. | 
| 
 | inline | 
Check if the instance is valid.
Invalid instance can be returned if some of the previous operations have resulted in a failure. For example invalid instance can be returned by not-throwing version of method in case of error. Invalid instances also often can be created using default constructor.
 1.8.17
 1.8.17