attribs_map Catalog::getObjectsNames(ObjectType obj_type, const QString &sch_name, const QString &tab_name, attribs_map extra_attribs)
{
try
{
ResultSet res;
attribs_map objects;
extra_attribs[ParsersAttributes::SCHEMA]=sch_name;
extra_attribs[ParsersAttributes::TABLE]=tab_name;
executeCatalogQuery(QUERY_LIST, obj_type, res, false, extra_attribs);
if(res.accessTuple(ResultSet::FIRST_TUPLE))
{
do
{
objects[res.getColumnValue(ParsersAttributes::OID)]=res.getColumnValue(ParsersAttributes::NAME);
}
while(res.accessTuple(ResultSet::NEXT_TUPLE));
}
return(objects);
}
catch(Exception &e)
{
throw Exception(e.getErrorMessage(), e.getErrorType(),__PRETTY_FUNCTION__,__FILE__,__LINE__, &e);
}
}
void SQLToolWidget::fillResultsTable(ResultSet &res)
{
try
{
int col=0, row=0, row_cnt=res.getTupleCount(), col_cnt=res.getColumnCount();
QTableWidgetItem *item=nullptr;
row_cnt_lbl->setText(QString::number(row_cnt));
export_tb->setEnabled(row_cnt > 0);
results_tbw->setRowCount(0);
results_tbw->setColumnCount(col_cnt);
//Configuring the grid columns with the names of retrived table columns
for(col=0; col < col_cnt; col++)
results_tbw->setHorizontalHeaderItem(col, new QTableWidgetItem(res.getColumnName(col)));
if(res.accessTuple(ResultSet::FIRST_TUPLE))
{
results_tbw->setRowCount(row_cnt);
do
{
//Fills the current row with the values of current tuple
for(col=0; col < col_cnt; col++)
{
item=new QTableWidgetItem;
if(res.isColumnBinaryFormat(col))
item->setText(trUtf8("[binary data]"));
else
item->setText(res.getColumnValue(col));
results_tbw->setItem(row, col, item);
}
//Configure the vertical header to show the current tuple id
results_tbw->setVerticalHeaderItem(row, new QTableWidgetItem(QString::number(row + 1)));
row++;
}
while(res.accessTuple(ResultSet::NEXT_TUPLE));
}
results_tbw->resizeColumnsToContents();
}
catch(Exception &e)
{
throw Exception(e.getErrorMessage(), e.getErrorType(),__PRETTY_FUNCTION__,__FILE__,__LINE__, &e);
}
}
void Catalog::setConnection(Connection &conn)
{
try
{
ResultSet res;
QStringList ext_obj;
this->connection=conn;
this->connection.connect();
//Retrieving the last system oid
executeCatalogQuery(QUERY_LIST, OBJ_DATABASE, res, true,
{{ParsersAttributes::NAME, conn.getConnectionParam(Connection::PARAM_DB_NAME)}});
if(res.accessTuple(ResultSet::FIRST_TUPLE))
{
attribs_map attribs=changeAttributeNames(res.getTupleValues());
last_sys_oid=attribs[ParsersAttributes::LAST_SYS_OID].toUInt();
}
//Retrieving the list of objects created by extensions
this->connection.executeDMLCommand("SELECT objid AS oid FROM pg_depend WHERE objid > 0 AND refobjid > 0 AND deptype='e'", res);
if(res.accessTuple(ResultSet::FIRST_TUPLE))
{
do
{
ext_obj.push_back(res.getColumnValue("oid"));
}
while(res.accessTuple(ResultSet::NEXT_TUPLE));
ext_obj_oids=ext_obj.join(",");
}
}
catch(Exception &e)
{
throw Exception(e.getErrorMessage(), e.getErrorType(),__PRETTY_FUNCTION__,__FILE__,__LINE__, &e);
}
}
void SQLExecutionWidget::fillResultsTable(Catalog &catalog, ResultSet &res, QTableWidget *results_tbw, bool store_data)
{
if(!results_tbw)
throw Exception(ERR_OPR_NOT_ALOC_OBJECT ,__PRETTY_FUNCTION__,__FILE__,__LINE__);
try
{
int col=0, row=0, col_cnt=res.getColumnCount();
QTableWidgetItem *item=nullptr;
vector<unsigned> type_ids;
vector<attribs_map> types;
map<unsigned, QString> type_names;
unsigned orig_filter=catalog.getFilter();
results_tbw->setRowCount(0);
results_tbw->setColumnCount(col_cnt);
results_tbw->verticalHeader()->setVisible(true);
results_tbw->blockSignals(true);
//Configuring the grid columns with the names of retrived table columns
for(col=0; col < col_cnt; col++)
{
type_ids.push_back(res.getColumnTypeId(col));
results_tbw->setHorizontalHeaderItem(col, new QTableWidgetItem(res.getColumnName(col)));
}
//Retrieving the data type names for each column
catalog.setFilter(Catalog::LIST_ALL_OBJS);
std::unique(type_ids.begin(), type_ids.end());
types=catalog.getObjectsAttributes(OBJ_TYPE, QString(), QString(), type_ids);
for(auto &tp : types)
type_names[tp[ParsersAttributes::OID].toUInt()]=tp[ParsersAttributes::NAME];
catalog.setFilter(orig_filter);
//Assinging the type names as tooltip on header items
for(col=0; col < col_cnt; col++)
{
item=results_tbw->horizontalHeaderItem(col);
item->setToolTip(type_names[res.getColumnTypeId(col)]);
item->setData(Qt::UserRole, type_names[res.getColumnTypeId(col)]);
}
if(res.accessTuple(ResultSet::FIRST_TUPLE))
{
results_tbw->setRowCount(res.getTupleCount());
do
{
//Fills the current row with the values of current tuple
for(col=0; col < col_cnt; col++)
{
item=new QTableWidgetItem;
if(res.isColumnBinaryFormat(col))
{
//Binary columns can't be edited by user
item->setFlags(Qt::ItemIsSelectable | Qt::ItemIsEnabled);
item->setText(trUtf8("[binary data]"));
}
else
{
item->setText(res.getColumnValue(col));
if(store_data)
item->setData(Qt::UserRole, item->text());
}
results_tbw->setItem(row, col, item);
}
//Configure the vertical header to show the current tuple id
results_tbw->setVerticalHeaderItem(row, new QTableWidgetItem(QString::number(row + 1)));
row++;
}
while(res.accessTuple(ResultSet::NEXT_TUPLE));
}
results_tbw->blockSignals(false);
results_tbw->resizeColumnsToContents();
results_tbw->resizeRowsToContents();
}
catch(Exception &e)
{
throw Exception(e.getErrorMessage(), e.getErrorType(),__PRETTY_FUNCTION__,__FILE__,__LINE__, &e);
}
}