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21# Tasks which require writing SQL queries
32
43- [ 00. Теоретические вопросы] ( 00.sql )
5- - [ 00.1 Для чего having в SQL запросе?] ( 00.sql )
6- - [ 00.2 Альтернативные названия INNER JOIN] ( 00.sql )
4+ - [ 00.1 Для чего having в SQL запросе?] ( 00.sql )
5+ - [ 00.2 Альтернативные названия INNER JOIN] ( 00.sql )
76- [ 01. Задача про студентов и их оценки] ( 01.sql )
87- [ 02. Определить, сколько строк будет получено в результате запроса] ( 02.sql )
98- [ 03. Поиск отделов, суммарная зарплата сотрудников в которых больше заданной] ( 03.sql )
Original file line number Diff line number Diff line change 11# Birds farm
22
33Add the missing code to Chicken and Egg so the following actions are completed:
4+
45- Chicken implements the IBird base class.
56- A Chicken lays an egg that will hatch into a new Chicken.
67- Eggs from other types of birds should hatch into a new bird of their parent type.
@@ -33,6 +34,7 @@ class Egg {
3334```
3435
3536Tests:
37+
3638- Chicken is an IBird
3739- Chickens make other chickens
3840- Other birds don't make chickens
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21We have initial code (see below). Implement required TODOs
32
43``` java
@@ -84,10 +83,12 @@ public class FurnitureOrder implements FurnitureOrderInterface {
8483```
8584
8685Use next tests to check validity:
86+
8787- [ FurnitureOrderFirstTest] ( ../../../../../../test/java/by/andd3dfx/common/furniture/FurnitureOrderFirstTest.java )
8888- [ FurnitureOrderSecondTest] ( ../../../../../../test/java/by/andd3dfx/common/furniture/FurnitureOrderSecondTest.java )
8989
9090``` java
91+
9192@FixMethodOrder (MethodSorters . NAME_ASCENDING )
9293public class FurnitureOrderFirstTest {
9394
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21Провести рефакторинг 3-х классов:
2+
33``` java
44public class Event {
55 private final String type;
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21# Устойчивость сортировок
32
43| Сортировка | Устойчивость |
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