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Patch level : 12.0 no-patch

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Files correlati     : tsdb
Commento            : Prima implementazione TD_recordset per SQLAPI
This commit is contained in:
Simone Palacino 2019-03-12 18:04:44 +01:00
parent 0c16519027
commit abe7dd1461
2 changed files with 24 additions and 25 deletions
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26
src/include/tsdb.cpp
View File

@ -76,7 +76,7 @@ void TDB_recordset::set(const char* sql)
_sql.cut(0) << real_query;
if (_sql.find("SELECT") >= 0 || _sql.find("select") >= 0)
find_and_reset_vars();
_rec.sq_set(_sql);
_rec->sq_set(_sql);
}
void TDB_recordset::set_connection(const char* conn_str)
@ -118,7 +118,7 @@ void TDB_recordset::set_connection(const char* conn_str)
int TDB_recordset::connect(const char * db, const char * user, const char * pass, const TT_driver tipo_db)
{
return _rec.sq_connect(db, user, pass, tipo_db);
return _rec->sq_connect(db, user, pass, tipo_db);
}
TT_driver TDB_recordset::str_to_driver(const char* tipo_db)
@ -164,30 +164,28 @@ TT_driver TDB_recordset::str_to_driver(const char* tipo_db)
return TSDB_undefined;
}
int TDB_recordset::connect(const char* db, const char* user, const char* pass, const char* tipo_db)
int TDB_recordset::connect(const char* db, const char* user, const char* pass, const char* tipo_db) const
{
return _rec.sq_connect(db, user, pass, str_to_driver(tipo_db));
return _rec->sq_connect(db, user, pass, str_to_driver(tipo_db));
}
TRecnotype TDB_recordset::items() const
{
/*
if(!_rec.sq_is_loaded() && _items == 0)
{
_rec.exec()
}
return static_cast<TRecnotype>(_rec.sq_items());
return _items;
*/
if(!_rec->sq_is_loaded() && _items == 0)
_rec->sq_exec();
return _rec->sq_items();
}
bool TDB_recordset::move_to(TRecnotype pos)
{
return _rec.sq_go(pos);
return _rec->sq_go(pos);
}
TDB_recordset::TDB_recordset(const char* sql, bool freezed) : _freezed(freezed), _loaded(false)
TDB_recordset::TDB_recordset(const char* sql, const bool freezed) : _freezed(freezed), _loaded(false)
{
set(sql);
_rec = new SSimple_query();
_items = 0;
set(sql);
}

23
src/include/tsdb.h
View File

@ -72,13 +72,6 @@ protected:
//SSimpleQuery(P_CONN_VOID &c, const char * query = "", bool ex = false);
public:
/**< Costruttore, non inizializza nulla, da caricare successivamente */
SSimple_query() = default;
/**< Costruttore, Accetta in ingresso dei parametri per la connessione, volendo è anche possibile impostare una query ed eseguirla. Attenzione! Non risponde se la query ha avuto un esito positivo o negativo! */
SSimple_query(const char* db, const char* user, const char* pass, const TT_driver tipo_db, const char * query = "", const bool ex = false, const bool freezed = false) : _rec(db, user, pass, tipo_db, query, ex, freezed) {}
//SSimpleQuery(const TString& db, const TString& user, const TString& pass, TT_driver tipoDb, const char * query = "", const bool ex = false, const bool freezed = false) : _rec(db, user, pass, tipoDb, query, ex, freezed) {}
/**< Distruttore */
virtual ~SSimple_query() = default;
// Connection functions
/**< Eseguo la connessione */
@ -192,16 +185,24 @@ public:
void freeze() { _rec.freeze(); }
/**< Scongela il cursore */
void defrost() { _rec.defrost(); }
/**< Costruttore, non inizializza nulla, da caricare successivamente */
SSimple_query() = default;
/**< Costruttore, Accetta in ingresso dei parametri per la connessione, volendo è anche possibile impostare una query ed eseguirla. Attenzione! Non risponde se la query ha avuto un esito positivo o negativo! */
SSimple_query(const char* db, const char* user, const char* pass, const TT_driver tipo_db, const char * query = "", const bool ex = false, const bool freezed = false) : _rec(db, user, pass, tipo_db, query, ex, freezed) {}
//SSimpleQuery(const TString& db, const TString& user, const TString& pass, TT_driver tipoDb, const char * query = "", const bool ex = false, const bool freezed = false) : _rec(db, user, pass, tipoDb, query, ex, freezed) {}
/**< Distruttore */
virtual ~SSimple_query() = default;
};
class TDB_recordset : public TRecordset
{
SSimple_query _rec;
SSimple_query * _rec;
TString _sql;
TString _dsn, _usr, _pwd, _drv;
bool _freezed, _loaded, _columns_loaded;
TRecnotype _first_row, _pagesize, _items, _current_row;
bool _freezed, _loaded, _columns_loaded{};
TRecnotype _first_row{}, _pagesize{}, _items, _current_row{};
TArray _page, _column;
protected:
@ -210,7 +211,7 @@ protected:
// Parsa la stringa di connessione contenuta nella query
void set_connection(const char * conn_str);
int connect(const char * db, const char * user, const char * pass, const TT_driver tipo_db);
int connect(const char * db, const char * user, const char * pass, const char * tipo_db);
int connect(const char * db, const char * user, const char * pass, const char * tipo_db) const;
static TT_driver str_to_driver(const char* tipo_db);
public: