libdballe
9.11
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Precompiled queries to manipulate the lev_tr table. More...
#include <levtr.h>
Public Member Functions | |
SQLiteLevTr (v7::Transaction &tr, dballe::sql::SQLiteConnection &conn) | |
SQLiteLevTr (const LevTr &)=delete | |
SQLiteLevTr (const LevTr &&)=delete | |
SQLiteLevTr & | operator= (const SQLiteLevTr &)=delete |
void | prefetch_ids (Tracer<> &trc, const std::set< int > &id) override |
Given a set of IDs, load LevTr information for them and add it to the cache. | |
const LevTrEntry * | lookup_id (Tracer<> &trc, int id) override |
Look up a LevTr from the database given its ID. | |
int | obtain_id (Tracer<> &trc, const LevTrEntry &desc) override |
Look up a LevTr from the database given its description. More... | |
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LevTr (v7::Transaction &tr) | |
void | clear_cache () |
Invalidate the LevTrEntry cache. More... | |
impl::msg::Context * | to_msg (Tracer<> &trc, int id, impl::Message &msg) |
Get/create a Context in the Msg for this level/timerange. More... | |
const LevTrEntry & | lookup_cache (int id) |
Lookup a LevTr entry from the cache, throwing an exception if it is not found. | |
void | dump (FILE *out) |
Dump the entire contents of the table to an output stream. | |
Protected Member Functions | |
void | _dump (std::function< void(int, const Level &, const Trange &)> out) override |
Protected Attributes | |
dballe::sql::SQLiteConnection & | conn |
DB connection. | |
dballe::sql::SQLiteStatement * | sstm = nullptr |
Precompiled select statement. | |
dballe::sql::SQLiteStatement * | sdstm = nullptr |
Precompiled select data statement. | |
dballe::sql::SQLiteStatement * | istm = nullptr |
Precompiled insert statement. | |
dballe::sql::SQLiteStatement * | dstm = nullptr |
Precompiled delete statement. | |
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v7::Transaction & | tr |
LevTrCache | cache |
Precompiled queries to manipulate the lev_tr table.
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overridevirtual |
Look up a LevTr from the database given its description.
Insert a new one if not found.
Implements dballe::db::v7::LevTr.