class SSQLite3Statement: public SSqlStatement
{
public:
- SSQLite3Statement(SSQLite3 *db, bool dolog, const string& query) : d_prepared(false)
+ SSQLite3Statement(SSQLite3 *db, bool dolog, const string& query) :
+ d_query(query),
+ d_db(db),
+ d_dolog(dolog)
{
- this->d_query = query;
- this->d_dolog = dolog;
- d_stmt = NULL;
- d_rc = 0;
- d_db = db;
}
int name2idx(const string& name) {
SSqlStatement* execute() {
prepareStatement();
- if (d_dolog)
- g_log<<Logger::Warning<< "Query: " << d_query << endl;
+ if (d_dolog) {
+ g_log<<Logger::Warning<< "Query "<<((long)(void*)this)<<": " << d_query << endl;
+ d_dtime.set();
+ }
int attempts = d_db->inTransaction(); // try only once
while(attempts < 2 && (d_rc = sqlite3_step(d_stmt)) == SQLITE_BUSY) attempts++;
throw SSqlException(string("CANTOPEN error in sqlite3, often caused by unwritable sqlite3 db *directory*: ")+string(sqlite3_errmsg(d_db->db())));
throw SSqlException(string("Error while retrieving SQLite query results: ")+string(sqlite3_errmsg(d_db->db())));
}
+ if(d_dolog)
+ g_log<<Logger::Warning<< "Query "<<((long)(void*)this)<<": "<<d_dtime.udiffNoReset()<<" usec to execute"<<endl;
return this;
}
- bool hasNextRow() { return d_rc == SQLITE_ROW; }
+ bool hasNextRow() {
+ if(d_dolog && d_rc != SQLITE_ROW) {
+ g_log<<Logger::Warning<< "Query "<<((long)(void*)this)<<": "<<d_dtime.udiffNoReset()<<" total usec to last row"<<endl;
+ }
+ return d_rc == SQLITE_ROW;
+ }
SSqlStatement* nextRow(row_t& row) {
row.clear();
const string& getQuery() { return d_query; };
private:
string d_query;
- sqlite3_stmt* d_stmt;
- SSQLite3* d_db;
- int d_rc;
+ DTime d_dtime;
+ sqlite3_stmt* d_stmt{nullptr};
+ SSQLite3* d_db{nullptr};
+ int d_rc{0};
bool d_dolog;
- bool d_prepared;
+ bool d_prepared{false};
void prepareStatement() {
const char *pTail;
void releaseStatement() {
if (d_stmt)
sqlite3_finalize(d_stmt);
- d_stmt = NULL;
+ d_stmt = nullptr;
d_prepared = false;
}
};
// Constructor.
-SSQLite3::SSQLite3( const std::string & database, bool creat )
+SSQLite3::SSQLite3( const std::string & database, const std::string & journalmode, bool creat )
{
if (access( database.c_str(), F_OK ) == -1){
if (!creat)
m_dolog = 0;
m_in_transaction = false;
sqlite3_busy_handler(m_pDB, busyHandler, 0);
+
+ if(journalmode.length())
+ execute("PRAGMA journal_mode="+journalmode);
}
void SSQLite3::setLog(bool state)