libdballe 9.9
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CursorData implementation. More...
#include <cursor.h>
Public Member Functions | |
Data (DataQueryBuilder &qb, bool with_attributes) | |
std::shared_ptr< dballe::db::Transaction > | get_transaction () const override |
Datetime | get_datetime () const override |
wreport::Varcode | get_varcode () const override |
wreport::Var | get_var () const override |
int | attr_reference_id () const override |
Level | get_level () const override |
Trange | get_trange () const override |
void | query_attrs (std::function< void(std::unique_ptr< wreport::Var >)> dest, bool force_read) override |
void | remove () override |
void | enq (impl::Enq &enq) const override |
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bool | next () override |
void | discard () override |
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Base (std::shared_ptr< v7::Transaction > tr) | |
int | remaining () const override |
bool | has_value () const override |
bool | next () override |
void | discard () override |
dballe::DBStation | get_station () const override |
unsigned | test_iterate (FILE *dump=0) override |
Iterate the cursor until the end, returning the number of items. | |
const Row & | row () const |
Public Attributes | |
bool | with_attributes |
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std::shared_ptr< v7::Transaction > | tr |
Database to operate on. | |
std::deque< Row > | results |
Storage for the raw database results. | |
bool | at_start = true |
True if we are at the start of the iteration. | |
Protected Member Functions | |
bool | add_to_best_results (const dballe::DBStation &station, int id_levtr, const Datetime &datetime, int id_data, std::unique_ptr< wreport::Var > var) |
Append or replace the last result according to priority. Returns false if the value has been ignored. | |
bool | add_to_last_results (const dballe::DBStation &station, int id_levtr, const Datetime &datetime, int id_data, std::unique_ptr< wreport::Var > var) |
Append or replace the last result according to datetime. Returns false if the value has been ignored. | |
void | load (Tracer<> &trc, const DataQueryBuilder &qb) |
void | load_best (Tracer<> &trc, const DataQueryBuilder &qb) |
void | load_last (Tracer<> &trc, const DataQueryBuilder &qb) |
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const LevTrEntry & | get_levtr () const |
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int | get_priority () const |
Protected Attributes | |
int | insert_cur_prio |
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const LevTrEntry * | levtr |
Friends | |
std::shared_ptr< dballe::CursorData > | run_data_query (Tracer<> &trc, std::shared_ptr< v7::Transaction > tr, const core::Query &query, bool explain) |
Additional Inherited Members | |
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typedef ImplTraits< Impl >::Row | Row |
typedef ImplTraits< Impl >::Interface | Interface |
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static std::shared_ptr< Impl > | downcast (std::shared_ptr< Interface > c) |
CursorData implementation.