diff --git a/Lab/Lab#5/lab5.sql b/Lab/Lab#5/lab5.sql
index 5bf2073..5677732 100644
--- a/Lab/Lab#5/lab5.sql
+++ b/Lab/Lab#5/lab5.sql
@@ -1,6 +1,6 @@
 SELECT * 
 FROM bd_employees 
-WHERE last_name ~ '^[a-zA-Z]+-[a-zA-Z]+$';
+WHERE last_name ~ '^[a-zA-Z]+[-[a-zA-Z]]{0,}';
 
 SELECT * 
 FROM bd_employees
@@ -18,19 +18,29 @@ SELECT last_name,
 FROM bd_employees;
 
 UPDATE staff 
-SET department = '60' 
-WHERE id = (
-	SELECT manager_id 
-	FROM employees 
-	WHERE first_name LIKE 'Neena' AND last_name LIKE 'Kochhar');
+SET department = (SELECT department_name FROM departments WHERE department_id = 60) 
+WHERE department in (
+	SELECT department_name
+	FROM departments
+	WHERE department_id in (
+		SELECT department_id
+		FROM employees
+		WHERE manager_id = (
+			SELECT employee_id 
+			FROM employees
+			WHERE first_name = 'Neena' AND last_name= 'Kochhar')));
 	
 SELECT *
 FROM bd_employees
 WHERE LENGTH(REGEXP_REPLACE(first_name, '[^aeiouAEIOU]', '', 'g')) <= 3;
 
-WITH tmp AS (
-	SELECT chr(i+96), i FROM generate_series(1,26) i)
-SELECT e.last_name sum(t.i) AS name_sum
-FROM db_employees e
-JOIN tmp t ON t.chr = ANY(string_to_array(LOWER(e.last_name), NULL))
-GROUP BY e.last_name;
\ No newline at end of file
+WITH tmp AS 
+	(
+	SELECT
+	last_name,
+	(REGEXP_MATCHES(LOWER(last_name), '[a-z]', 'g'))[1] AS l,
+	COUNT(*)*(ASCII((REGEXP_MATCHES(LOWER(last_name), '[a-z]', 'g'))[1]) - 96) AS cnt_l
+	FROM bd_employees
+	GROUP BY last_name, l
+	)
+SELECT last_name, sum(cnt_l) FROM tmp GROUP BY last_name;
diff --git a/Lab/Lab#6/lab6.sql b/Lab/Lab#6/lab6.sql
new file mode 100644
index 0000000..bd53776
--- /dev/null
+++ b/Lab/Lab#6/lab6.sql
@@ -0,0 +1,148 @@
+WITH RECURSIVE tmp AS (
+  SELECT id, first_name, last_name, manager_id, 1 AS level
+  FROM bd6_employees
+  WHERE manager_id = 1 OR id = 1
+  UNION ALL
+  SELECT e.id, e.first_name, e.last_name, e.manager_id, t.level + 1
+  FROM bd6_employees e
+  JOIN tmp t ON e.manager_id = t.id
+)
+SELECT *
+FROM tmp;
+
+CREATE OR REPLACE PROCEDURE department_names() AS $$ 
+DECLARE d_attrs RECORD; 
+BEGIN
+
+FOR d_attrs IN 
+WITH RECURSIVE tmp AS ( 
+	SELECT 
+	 	id, 
+	 	first_name, 
+	 	last_name, manager_id, 
+	 	1 AS level 
+	 FROM bd6_employees 
+	 WHERE manager_id = 1 or id = 1 
+	UNION ALL 
+	SELECT 
+		e.id, 
+		e.first_name, 
+		e.last_name, 
+		e.manager_id, 
+		t.level + 1 
+	FROM bd6_employees e 
+	JOIN tmp t ON e.manager_id = t.id )
+	SELECT * FROM tmp LOOP RAISE INFO ' % % ',
+
+d_attrs.first_name, d_attrs.last_name; 
+END LOOP; 
+END $$ LANGUAGE plpgsql; 
+CALL department_names();
+
+DECLARE
+    prev_employee NUMBER := 0;
+    mod_salary NUMBER;
+BEGIN
+    FOR tmp IN (
+        SELECT first_name, last_name, salary,
+               ROW_NUMBER() OVER (ORDER BY salary) AS salary_rank
+        FROM employees
+    )
+    LOOP
+        IF emp.salary_rank = 1 THEN
+            modified_salary := FLOOR(emp.salary / 100) * 100; -- округляем до сотен в меньшую сторону
+        ELSE
+            modified_salary := FLOOR((emp.salary + previous_remainder) / 100) * 100;
+            previous_remainder := (emp.salary + previous_remainder) - modified_salary;
+        END IF;
+
+        DBMS_OUTPUT.PUT_LINE('Фамилия: ' || emp.last_name || ', Имя: ' || emp.first_name || ', Модифицированная заработная плата: ' || modified_salary);
+    END LOOP;
+END;
+
+
+CREATE OR REPLACE PROCEDURE f() AS $$ 
+DECLARE d_attrs RECORD; 
+BEGIN
+
+FOR d_attrs IN 
+    WITH RECURSIVE tmp AS ( 
+        SELECT i AS f1, i2 AS f2, i3 AS f3,i4 AS f4,i5 AS f5 
+        FROM generate_series(1,200) i)
+
+SELECT * FROM tmp LOOP RAISE INFO ' % % % % %',
+
+d_attrs.f1, d_attrs.f2, d_attrs.f3, d_attrs.f4, d_attrs.f5; END LOOP; 
+END $$ LANGUAGE plpgsql; 
+CALL f();
+
+WITH RECURSIVE tmp AS (
+  SELECT id, first_name, last_name, manager_id, 1 AS level
+  FROM bd6_employees
+  WHERE manager_id = 1 OR id = 1
+  UNION ALL
+  SELECT e.id, e.first_name, e.last_name, e.manager_id, t.level + 1
+  FROM bd6_employees e
+  JOIN tmp t ON e.manager_id = t.id
+)
+SELECT *
+FROM tmp;
+
+CREATE OR REPLACE PROCEDURE department_names() AS $$ 
+DECLARE d_attrs RECORD; 
+BEGIN
+
+FOR d_attrs IN 
+WITH RECURSIVE tmp AS ( 
+	SELECT 
+	 	id, 
+	 	first_name, 
+	 	last_name, manager_id, 
+	 	1 AS level 
+	 FROM bd6_employees 
+	 WHERE manager_id = 1 or id = 1 
+	UNION ALL 
+	SELECT 
+		e.id, 
+		e.first_name, 
+		e.last_name, 
+		e.manager_id, 
+		t.level + 1 
+	FROM bd6_employees e 
+	JOIN tmp t ON e.manager_id = t.id )
+	SELECT * FROM tmp LOOP RAISE INFO ' % % ',
+
+d_attrs.first_name, d_attrs.last_name; 
+END LOOP; 
+END $$ LANGUAGE plpgsql; 
+CALL department_names();
+
+CREATE OR REPLACE PROCEDURE modified_salary() AS $$ 
+DECLARE
+    prev_employee numeric := 0;
+    mod_salary numeric := (
+	SELECT FLOOR(min(salary_in_euro) / 100) * 100
+	FROM bd6_employees
+		);
+	d_attrs RECORD;
+BEGIN
+    FOR d_attrs IN  WITH tmp AS (
+        SELECT first_name, last_name, salary_in_euro
+        FROM bd6_employees
+		ORDER BY salary_in_euro ASC
+    )
+	SELECT * FROM tmp
+	RAISE INFO ' % % % ',
+		d_attrs.last_name,
+		d_attrs.first_name,
+		mod_salary;
+    LOOP
+		mod_salary := FLOOR((d_attrs.salary_in_euro + prev_employee) / 100) * 100;
+        prev_employee := (d_attrs.salary_in_euro + prev_employee) - mod_salary;
+		RAISE INFO ' % % % ',
+		d_attrs.last_name,
+		d_attrs.first_name,
+		mod_salary;
+    END LOOP;
+END $$ LANGUAGE plpgsql;
+CALL modified_salary();