diff --git a/db/sql/postgres/feature/transaction/docs/presentations.txt b/db/sql/postgres/feature/transaction/docs/presentations.txt
index eeb5acbee..7ebd165b6 100644
--- a/db/sql/postgres/feature/transaction/docs/presentations.txt
+++ b/db/sql/postgres/feature/transaction/docs/presentations.txt
@@ -1,3 +1,9 @@
+docs..transaction_iso
+
 2023
-Tensor - Backend School - Transactions 0:00 of 50:51
+Tensor - Backend School - Transactions of 50:51
     https://www.youtube.com/watch?v=c9iF_4Xag4E
+    ! 18:00 - Repeatable Read is not impl-ted in pg
+    ! 24:00 - begin transaction <iso-level>;
+    !         set transaction <iso-level>; -- docs..sql-set-transaction, change for current tr-n
+    !         set session characteristics as transaction <iso-level>;
diff --git a/pl/java/features/ex-err.txt b/pl/java/features/ex-err.txt
index c74a7b4d1..876d977c0 100644
--- a/pl/java/features/ex-err.txt
+++ b/pl/java/features/ex-err.txt
@@ -1,6 +1,7 @@
 2024
-JUGNsk - Sitnikov - Fundamentals and Details Mechanics of Java Exceptions 17:00 of 1:01:43
+JUGNsk - Sitnikov - Fundamentals and Details Mechanics of Java Exceptions 23:00 of 1:01:43
     https://www.youtube.com/watch?v=UIbbNsta2UE
+    ! -XX:HeapDumpGzipLevel=5
 2022
 Devoxx - Subramaniam - Exception Handling in Functional and Reactive Programming of 2:29:17
     https://www.youtube.com/watch?v=S5tLVsvbHBg
diff --git a/pl/java/tools/quality/testing/db/database-rider.txt b/pl/java/tools/quality/testing/db/database-rider.txt
new file mode 100644
index 000000000..c2d888512
--- /dev/null
+++ b/pl/java/tools/quality/testing/db/database-rider.txt
@@ -0,0 +1,7 @@
+https://database-rider.github.io/database-rider/
+https://github.com/database-rider/database-rider
+
+https://database-rider.github.io/getting-started/
+https://database-rider.github.io/database-rider/latest/documentation.html
+
+https://github.com/database-rider/database-rider/tree/master/rider-examples/