diff --git a/i18n/qgis_pl.ts b/i18n/qgis_pl.ts
index 65be08aa5de..fbb39d42b3c 100644
--- a/i18n/qgis_pl.ts
+++ b/i18n/qgis_pl.ts
@@ -44679,7 +44679,7 @@ Błąd: %2</translation>
     <message>
         <location filename="../src/ui/qgsoraclenewconnectionbase.ui" line="141"/>
         <source>When searching for spatial tables restrict the search to tables that are owned by the user.</source>
-        <translation type="unfinished"></translation>
+        <translation>Ogranicz poszukiwanie tabel przestrzennych do będących własnością użytkownika</translation>
     </message>
     <message>
         <location filename="../src/ui/qgsoraclenewconnectionbase.ui" line="144"/>
@@ -44689,12 +44689,12 @@ Błąd: %2</translation>
     <message>
         <location filename="../src/ui/qgsoraclenewconnectionbase.ui" line="211"/>
         <source>Only list the existing geometry types and don&apos;t offer to add others.</source>
-        <translation type="unfinished"></translation>
+        <translation>Wyświetlaj tylko istniejące typy geometrii.</translation>
     </message>
     <message>
         <location filename="../src/ui/qgsoraclenewconnectionbase.ui" line="217"/>
         <source>Only existing geometry types</source>
-        <translation type="unfinished"></translation>
+        <translation>Tylko istniejące typy geometrii</translation>
     </message>
     <message>
         <source>Restrict the displayed tables to those that are in the geometry_columns table</source>
@@ -44708,7 +44708,7 @@ Błąd: %2</translation>
     <message>
         <location filename="../src/ui/qgsoraclenewconnectionbase.ui" line="134"/>
         <source>Only look in meta data table</source>
-        <translation type="unfinished"></translation>
+        <translation>Szukaj tylko w metadanych</translation>
     </message>
     <message>
         <source>Restrict the search to the public schema for spatial tables not in the geometry_columns table</source>
@@ -44717,7 +44717,7 @@ Błąd: %2</translation>
     <message>
         <location filename="../src/ui/qgsoraclenewconnectionbase.ui" line="147"/>
         <source>Only look for user&apos;s tables</source>
-        <translation type="unfinished"></translation>
+        <translation>Szukaj tylko tabel użytkownika</translation>
     </message>
     <message>
         <location filename="../src/ui/qgsoraclenewconnectionbase.ui" line="154"/>
@@ -44970,7 +44970,7 @@ SQL: %3</source>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="816"/>
         <source>The custom query is not a select query.</source>
-        <translation type="unfinished">Zapytanie nie jest zapytaniem wybierającym.</translation>
+        <translation>Zapytanie nie jest zapytaniem wybierającym.</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="840"/>
@@ -44984,15 +44984,15 @@ SQL: %3</source>
 The error message from the database was:
 %1.
 SQL: %2</source>
-        <translation type="unfinished">Nie można wykonać zapytania.
-Baza danych zwróciła:
+        <translation>Nie można wykonać zapytania.
+Komunikat bazy danych:
 %1.
 SQL: %2</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="888"/>
         <source>Primary key field %1 not found in %2</source>
-        <translation type="unfinished"></translation>
+        <translation>Nie odnaleziono klucza&apos;%1 w %2</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="938"/>
@@ -45038,7 +45038,7 @@ SQL: %2</translation>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1329"/>
         <source>Could not insert feature %1</source>
-        <translation type="unfinished"></translation>
+        <translation>Nie powiodło się dopisanie obiektu %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1342"/>
@@ -45049,12 +45049,12 @@ SQL: %2</translation>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1874"/>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2604"/>
         <source>Could not commit transaction</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudane zatwierdzenie transakcji</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1376"/>
         <source>Oracle error while adding features: %1</source>
-        <translation type="unfinished"></translation>
+        <translation>Błąd przy dodawaniu obiektu: %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1379"/>
@@ -45065,53 +45065,53 @@ SQL: %2</translation>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1882"/>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2616"/>
         <source>Could not rollback transaction</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudane cofnięcie transakcji</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1412"/>
         <source>Deletion of feature %1 failed</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudane usunięcie obiektu %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1430"/>
         <source>Oracle error while deleting features: %1</source>
-        <translation type="unfinished"></translation>
+        <translation>Błąd przy usuwaniu obiektu: %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1483"/>
         <source>Adding attribute %1 failed</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudane dodawania atrybutu %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1492"/>
         <source>Setting comment on %1 failed</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudane ustawienie komentarza %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1505"/>
         <source>Oracle error while adding attributes: %1</source>
-        <translation type="unfinished"></translation>
+        <translation>Błąd podczas dodawania atrybutów: %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1547"/>
         <source>Dropping column %1 failed</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudane usunięcie kolumny %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1561"/>
         <source>Oracle error while deleting attributes: %1</source>
-        <translation type="unfinished"></translation>
+        <translation>Błąd podczas usuwania atrybutów: %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1636"/>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1867"/>
         <source>Update of feature %1 failed</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudana aktualizacja obiektu %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1669"/>
         <source>Oracle error while changing attributes: %1</source>
-        <translation type="unfinished"></translation>
+        <translation>Błąd podczas zmiany atrybutów: %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1856"/>
@@ -45121,7 +45121,7 @@ SQL: %2</translation>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="1879"/>
         <source>Oracle error while changing geometry values: %1</source>
-        <translation type="unfinished"></translation>
+        <translation>Błąd podczas zmiany geometrii: %1</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2050"/>
@@ -45187,28 +45187,36 @@ SQL: %3</source>
         <source>Could not update metadata for %1.%2.
 SQL:%3
 Error: %4</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudana aktualizacja metadanych dla %1.%2.
+SQL:%3
+Błąd: %4</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2279"/>
         <source>Could not insert metadata for %1.%2.
 SQL:%3
 Error: %4</source>
-        <translation type="unfinished"></translation>
+        <translation>Nieudany zapis metadanych dla %1.%2.
+SQL:%3
+Błąd: %4</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2309"/>
         <source>Creation spatial index failed.
 SQL:%1
 Error: %2</source>
-        <translation type="unfinished"></translation>
+        <translation>Tworzenie indeksów przestrzennych nie powiodło się.
+SQL:%1
+Błąd: %2</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2322"/>
         <source>Rebuild of spatial index failed.
 SQL:%1
 Error: %2</source>
-        <translation type="unfinished"></translation>
+        <translation>Przebudowa indeksów przestrzennych nie powiodła się.
+SQL:%1
+Błąd: %2</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2479"/>
@@ -45218,17 +45226,17 @@ Error: %2</source>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2491"/>
         <source>Table %1 could not be dropped.</source>
-        <translation type="unfinished"></translation>
+        <translation>Nie można usunąć tabeli %1.</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2496"/>
         <source>Table %1 already exists.</source>
-        <translation type="unfinished"></translation>
+        <translation>Tabela %1 już istnieje.</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2515"/>
         <source>Table creation failed.</source>
-        <translation type="unfinished"></translation>
+        <translation>Tworzenie tabeli nie powiodło się.</translation>
     </message>
     <message>
         <location filename="../src/providers/oracle/qgsoracleprovider.cpp" line="2546"/>