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Sqlite3 optimizations

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This commit is contained in:
Mill J
2021-05-19 23:38:35 +00:00
committed by Apoorv
parent 2c0c85e442
commit a16121aeb0
7 changed files with 337 additions and 148 deletions
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src/Database.cpp
+63 -64
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@@ -73,13 +73,9 @@ void Database::CreateDatabase()
}
}
void Database::InsertSample(int favorite, std::string filename,
std::string fileExtension, std::string samplePack,
std::string type, int channels, int length,
int sampleRate, int bitrate, std::string path,
int trashed)
{
try
///Loops through a Sample array and adds them to the database
void Database::InsertSamples(std::vector<Sample> samples) {
try
{
if (sqlite3_open("sample.hive", &m_Database) != SQLITE_OK)
{
@@ -97,36 +93,53 @@ void Database::InsertSample(int favorite, std::string filename,
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);";
rc = sqlite3_prepare_v2(m_Database, insert.c_str(), insert.size(), &m_Stmt, NULL);
rc = sqlite3_exec(m_Database, "BEGIN TRANSACTION", NULL, NULL, &m_ErrMsg);
if (rc != SQLITE_OK)
wxLogDebug("Cannot prepare sql statement..");
rc = sqlite3_bind_int(m_Stmt, 1, favorite);
rc = sqlite3_bind_text(m_Stmt, 2, filename.c_str(), filename.size(), SQLITE_STATIC);
rc = sqlite3_bind_text(m_Stmt, 3, fileExtension.c_str(), fileExtension.size(), SQLITE_STATIC);
rc = sqlite3_bind_text(m_Stmt, 4, samplePack.c_str(), samplePack.size(), SQLITE_STATIC);
rc = sqlite3_bind_text(m_Stmt, 5, type.c_str(), type.size(), SQLITE_STATIC);
rc = sqlite3_bind_int(m_Stmt, 6, channels);
rc = sqlite3_bind_int(m_Stmt, 7, length);
rc = sqlite3_bind_int(m_Stmt, 8, sampleRate);
rc = sqlite3_bind_int(m_Stmt, 9, bitrate);
rc = sqlite3_bind_text(m_Stmt, 10, path.c_str(), path.size(), SQLITE_STATIC);
rc = sqlite3_bind_int(m_Stmt, 11, trashed);
rc = sqlite3_step(m_Stmt);
if (rc != SQLITE_DONE)
Sample sample_object;
std::string filename;
std::string file_extension;
std::string sample_pack;
std::string type;
std::string path;
for(unsigned int i = 0; i < samples.size(); i++)
{
wxLogDebug("No data inserted. Error code: %d: Msg: %s", rc , sqlite3_errmsg(m_Database));
sample_object = samples[i];
filename = sample_object.GetFilename();
file_extension = sample_object.GetFileExtension();
sample_pack = sample_object.GetSamplePack();
type = sample_object.GetType();
path = sample_object.GetPath();
rc = sqlite3_bind_int(m_Stmt, 1, sample_object.GetFavorite());
rc = sqlite3_bind_text(m_Stmt, 2, filename.c_str(), filename.size(), SQLITE_STATIC);
rc = sqlite3_bind_text(m_Stmt, 3, file_extension.c_str(), file_extension.size(), SQLITE_STATIC);
rc = sqlite3_bind_text(m_Stmt, 4, sample_pack.c_str(), sample_pack.size(), SQLITE_STATIC);
rc = sqlite3_bind_text(m_Stmt, 5, type.c_str(), type.size(), SQLITE_STATIC);
rc = sqlite3_bind_int(m_Stmt, 6, sample_object.GetChannels());
rc = sqlite3_bind_int(m_Stmt, 7, sample_object.GetLength());
rc = sqlite3_bind_int(m_Stmt, 8, sample_object.GetSampleRate());
rc = sqlite3_bind_int(m_Stmt, 9, sample_object.GetBitrate());
rc = sqlite3_bind_text(m_Stmt, 10, path.c_str(),path.size(), SQLITE_STATIC);
rc = sqlite3_bind_int(m_Stmt, 11, sample_object.GetTrashed());
rc = sqlite3_step(m_Stmt);
rc = sqlite3_clear_bindings(m_Stmt);
rc = sqlite3_reset(m_Stmt);
}
rc = sqlite3_exec(m_Database, "END TRANSACTION", NULL, NULL, &m_ErrMsg);
rc = sqlite3_finalize(m_Stmt);
if (rc != SQLITE_OK)
{
// wxMessageDialog msgDialog(NULL,
// "Error! Cannot insert data into table.",
// "Error", wxOK | wxICON_ERROR);
// msgDialog.ShowModal();
wxLogDebug("Error! Cannot insert data into table. Error code: %d: Msg: %s", rc , sqlite3_errmsg(m_Database));
}
else
@@ -155,13 +168,7 @@ void Database::InsertSample(int favorite, std::string filename,
if (rc == SQLITE_INTERNAL)
wxLogDebug("SQLITE_INTERNAL");
rc = sqlite3_close(m_Database);
if (rc == SQLITE_OK)
wxLogDebug("DB Closed..");
else
wxLogDebug("Error! Cannot close DB, Error code: %d, Error message: %s", rc, m_ErrMsg);
sqlite3_close(m_Database);
}
catch (const std::exception &exception)
{
@@ -751,51 +758,43 @@ Database::FilterDatabaseBySampleName(wxVector<wxVector<wxVariant>>& sampleVec, c
return sampleVec;
}
bool Database::HasSample(const std::string& filename)
//Compares the input array with the database and removes duplicates.
wxArrayString Database::CheckDuplicates(wxArrayString files)
{
wxArrayString sorted_files;
std::string filename;
std::string sample;
bool haveSample = false;
try
{
rc = sqlite3_open("sample.hive", &m_Database);
std::string select = "SELECT * FROM SAMPLES WHERE FILENAME = ?;";
rc = sqlite3_prepare_v2(m_Database, select.c_str(), select.size(), &m_Stmt, NULL);
rc = sqlite3_bind_text(m_Stmt, 1, filename.c_str(), filename.size(), SQLITE_STATIC);
if (sqlite3_step(m_Stmt) == SQLITE_ROW)
{
wxLogInfo("Record found, fetching..");
sample = std::string(reinterpret_cast<const char*>(sqlite3_column_text(m_Stmt, 0)));
haveSample = true;
}
rc = sqlite3_finalize(m_Stmt);
if (rc != SQLITE_OK)
{
wxMessageDialog msgDialog(NULL, "Error! Cannot find data in table.",
"Error", wxOK | wxICON_ERROR);
msgDialog.ShowModal();
sqlite3_free(m_ErrMsg);
}
else
{
wxLogInfo("Selected data from table successfully.");
}
sqlite3_close(m_Database);
return haveSample;
for(unsigned int i = 0; i < files.size(); i++)
{
filename = files[i].AfterLast('/').BeforeLast('.').ToStdString();
rc = sqlite3_bind_text(m_Stmt, 1, filename.c_str(), filename.size(), SQLITE_STATIC);
if (sqlite3_step(m_Stmt) != SQLITE_ROW)
{
sorted_files.push_back(files[i]);
}
rc = sqlite3_clear_bindings(m_Stmt);
rc = sqlite3_reset(m_Stmt);
}
sqlite3_finalize(m_Stmt);
sqlite3_close(m_Database);
}
catch (const std::exception &exception)
{
wxLogDebug(exception.what());
}
return false;
return sorted_files;
}
bool Database::IsTrashed(const std::string& filename)