Fixed kexi FTBFS caused by new libpqxx 6.4 version.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

kexi/migration/pqxx/pqxxmigrate.cpp

@@ -523,43 +523,40 @@ tristate PqxxMigrate::drv_fetchRecordFromSQL(const TQString& sqlStatement,
 bool PqxxMigrate::drv_copyTable(const TQString& srcTable, KexiDB::Connection *destConn,
 	KexiDB::TableSchema* dstTable)
 {
-    std::vector<std::string> R;
-
-    pqxx::work T(*m_conn, "PqxxMigrate::drv_copyTable");
-
-    pqxx::tablereader stream(T, (srcTable.latin1()));
-
-    //Loop round each row, reading into a vector of strings
-    const KexiDB::QueryColumnInfo::Vector fieldsExpanded( dstTable->query()->fieldsExpanded() );
-    for (int n=0; (stream >> R); ++n)
+    if (query(TQString("SELECT * FROM ") + srcTable.latin1()))
     {
-        TQValueList<TQVariant> vals;
-        std::vector<std::string>::const_iterator i, end( R.end() );
-        int index = 0;
-        for ( i = R.begin(); i != end; ++i, index++) {
-             if (fieldsExpanded.at(index)->field->type()==KexiDB::Field::BLOB || fieldsExpanded.at(index)->field->type()==KexiDB::Field::LongText)
-	     {
-                  vals.append( KexiDB::pgsqlByteaToByteArray((*i).c_str(), (*i).size()) );
-	     }
-	     else if (fieldsExpanded.at(index)->field->type()==KexiDB::Field::Boolean )
-	     {
-	          vals.append(QString((*i).c_str()).lower() == "t" ? TQVariant(true) : TQVariant(false));
-	     }
-	     else
-	     {
-                  vals.append( KexiDB::cstringToVariant((*i).c_str(), 
-                    fieldsExpanded.at(index)->field, (*i).size()) );
-	     }
+        pqxx::work T(*m_conn, "PqxxMigrate::drv_copyTable");
+
+        //Loop round each row, reading into a vector of strings
+        const KexiDB::QueryColumnInfo::Vector fieldsExpanded( dstTable->query()->fieldsExpanded() );
+        for (pqxx::result::const_iterator rowIt = m_res->begin(); rowIt != m_res->end(); ++rowIt)
+        {
+            TQValueList<TQVariant> vals;
+            int index = 0;
+            for (int i = 0; i < rowIt.size(); ++i, index++)
+            {
+                if (fieldsExpanded.at(index)->field->type()==KexiDB::Field::BLOB ||
+                    fieldsExpanded.at(index)->field->type()==KexiDB::Field::LongText)
+                {
+                    vals.append(KexiDB::pgsqlByteaToByteArray(rowIt.at(i).c_str(), rowIt.at(i).size()));
+                }
+                else if (fieldsExpanded.at(index)->field->type()==KexiDB::Field::Boolean)
+                {
+                    vals.append(TQString(rowIt.at(i).c_str()).lower() == "t" ? TQVariant(true) : TQVariant(false));
+                }
+                else
+                {
+                    vals.append(KexiDB::cstringToVariant(rowIt.at(i).c_str(),	fieldsExpanded.at(index)->field, rowIt.at(i).size()));
+                }
+            }
+            if (!destConn->insertRecord(*dstTable, vals))
+            {
+                return false;
+            }
+            updateProgress();
         }
-        if (!destConn->insertRecord(*dstTable, vals))
-             return false;
-        updateProgress();
-        R.clear();
+        m_res->clear();
     }
-
-    //This does not work in <libpqxx 2.2
-    //stream.complete();
-
     return true;
 }