diff --git a/pom.xml b/pom.xml
index 7b353f3..f38313e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,13 +21,26 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.microsoft.sqlserver</groupId>
+            <artifactId>mssql-jdbc</artifactId>
+        </dependency>
+
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
             <version>3.1.2</version>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-security</artifactId>
         <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-data-jpa -->
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-jpa</artifactId>
diff --git a/src/main/java/com/faf223/expensetrackerfaf/controller/BasicController.java b/src/main/java/com/faf223/expensetrackerfaf/controller/BasicController.java
new file mode 100644
index 0000000..fbb3f0c
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/controller/BasicController.java
@@ -0,0 +1,26 @@
+package com.faf223.expensetrackerfaf.controller;
+
+import com.faf223.expensetrackerfaf.model.BasicEntity;
+import com.faf223.expensetrackerfaf.repository.BasicRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/api/getData")
+public class BasicController {
+    private final BasicRepository basicRepository;
+
+    @Autowired
+    public BasicController(BasicRepository basicRepository) {
+        this.basicRepository = basicRepository;
+    }
+
+    @GetMapping()
+    public List<BasicEntity> listDepartments() {
+        return basicRepository.findAll();
+    }
+}
diff --git a/src/main/java/com/faf223/expensetrackerfaf/controller/MainController.java b/src/main/java/com/faf223/expensetrackerfaf/controller/MainController.java
new file mode 100644
index 0000000..6e8d9bf
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/controller/MainController.java
@@ -0,0 +1,66 @@
+package com.faf223.expensetrackerfaf.controller;
+
+import com.faf223.expensetrackerfaf.model.Expense;
+import com.faf223.expensetrackerfaf.model.Income;
+import com.faf223.expensetrackerfaf.model.Role;
+import com.faf223.expensetrackerfaf.model.User;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+public class MainController {
+
+    @GetMapping("/")
+    public String helloWorld() {
+        return "Hello, World!";
+    }
+
+    @GetMapping("/users/get/{id}")
+    public User getUser(@PathVariable int id) {
+        return new User(id, "Test", null, null, null, null, null, null);
+    }
+
+    @PostMapping("/users/set/{id}/name")
+    public String setName(@PathVariable int id,
+                          @RequestParam("name") String name) {
+        throw new UnsupportedOperationException("Waiting for the DB.");
+    }
+
+    @PostMapping("/users/set/{id}/email")
+    public String setEmail(@PathVariable int id,
+                           @RequestParam("email") String email) {
+        throw new UnsupportedOperationException("Waiting for the DB.");
+    }
+
+    @PostMapping("/users/set/{id}/login")
+    public String setLogin(@PathVariable int id,
+                           @RequestParam("login") String login) {
+        throw new UnsupportedOperationException("Waiting for the DB.");
+    }
+
+    @PostMapping("/users/set/{id}/password")
+    public String setPassword(@PathVariable int id,
+                              @RequestParam("password") String password) {
+        throw new UnsupportedOperationException("Waiting for the DB.");
+    }
+
+    @PostMapping("/users/set/{id}/role")
+    public String setRole(@PathVariable int id,
+                          @RequestParam("role") Role role) {
+        throw new UnsupportedOperationException("Waiting for the DB.");
+    }
+
+    @PostMapping("/users/set/{id}/expenses")
+    public String setExpenses(@PathVariable int id,
+                              @RequestParam("expenses") List<Expense> expenses) {
+        throw new UnsupportedOperationException("Waiting for the DB.");
+    }
+
+    @PostMapping("/users/set/{id}/incomes")
+    public String setIncomes(@PathVariable int id,
+                             @RequestParam("incomes")List<Income> incomes) {
+        throw new UnsupportedOperationException("Waiting for the DB.");
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/java/com/faf223/expensetrackerfaf/controllers/MainController.java b/src/main/java/com/faf223/expensetrackerfaf/controllers/MainController.java
deleted file mode 100644
index fe74c84..0000000
--- a/src/main/java/com/faf223/expensetrackerfaf/controllers/MainController.java
+++ /dev/null
@@ -1,21 +0,0 @@
-package com.faf223.expensetrackerfaf.controllers;
-
-import entities.User;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.RestController;
-
-@RestController
-public class MainController {
-
-    @GetMapping("/")
-    public String helloWorld() {
-        return "Hello, World!";
-    }
-
-    @GetMapping("/users/get/{id}")
-    public User getUser(@PathVariable int id) {
-        return new User(id, "Test", null, null, null, null, null, null);
-    }
-
-}
diff --git a/src/main/java/com/faf223/expensetrackerfaf/custom/UppercaseStrategy.java b/src/main/java/com/faf223/expensetrackerfaf/custom/UppercaseStrategy.java
new file mode 100644
index 0000000..9c3cc83
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/custom/UppercaseStrategy.java
@@ -0,0 +1,39 @@
+package com.faf223.expensetrackerfaf.custom;
+
+import org.hibernate.boot.model.naming.Identifier;
+import org.hibernate.boot.model.naming.PhysicalNamingStrategy;
+import org.hibernate.engine.jdbc.env.spi.JdbcEnvironment;
+
+public class UppercaseStrategy implements PhysicalNamingStrategy {
+
+    @Override
+    public Identifier toPhysicalCatalogName(Identifier identifier, JdbcEnvironment jdbcEnvironment) {
+        return identifier; // No modification for catalog name
+    }
+
+    @Override
+    public Identifier toPhysicalSchemaName(Identifier identifier, JdbcEnvironment jdbcEnvironment) {
+        return identifier; // No modification for schema name
+    }
+
+    @Override
+    public Identifier toPhysicalTableName(Identifier name, JdbcEnvironment context) {
+        String tableName = name.getText();
+        return new Identifier(tableName, name.isQuoted());
+    }
+
+    @Override
+    public Identifier toPhysicalSequenceName(Identifier identifier, JdbcEnvironment jdbcEnvironment) {
+        return identifier; // No modification for sequence name
+    }
+
+    @Override
+    public Identifier toPhysicalColumnName(Identifier identifier, JdbcEnvironment jdbcEnvironment) {
+        return identifier; // No modification for column name
+    }
+
+    @Override
+    public Identifier toPhysicalTypeName(Identifier logicalName, JdbcEnvironment jdbcEnvironment) {
+        return PhysicalNamingStrategy.super.toPhysicalTypeName(logicalName, jdbcEnvironment);
+    }
+}
diff --git a/src/main/java/com/faf223/expensetrackerfaf/model/BasicEntity.java b/src/main/java/com/faf223/expensetrackerfaf/model/BasicEntity.java
new file mode 100644
index 0000000..06f0644
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/model/BasicEntity.java
@@ -0,0 +1,37 @@
+package com.faf223.expensetrackerfaf.model;
+
+import jakarta.persistence.*;
+import java.util.Date;
+
+@Entity
+@Table(name = "Department", schema = "HumanResources")
+public class BasicEntity {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "DepartmentID")
+    private Short departmentId;
+
+    @Column(name = "GroupName", nullable = false, length = 50)
+    private String groupName;
+
+    @Column(name = "ModifiedDate", nullable = false)
+    @Temporal(TemporalType.TIMESTAMP)
+    private Date modifiedDate;
+
+    @Column(name = "Name", nullable = false, length = 50)
+    private String name;
+
+    public Short getDepartmentId() {
+        return departmentId;
+    }
+    public String getGroupName() {
+        return groupName;
+    }
+    public Date getModifiedDate() {
+        return modifiedDate;
+    }
+
+    public String getName() {
+        return name;
+    }
+}
diff --git a/src/main/java/entities/Categories.java b/src/main/java/com/faf223/expensetrackerfaf/model/Categories.java
similarity index 95%
rename from src/main/java/entities/Categories.java
rename to src/main/java/com/faf223/expensetrackerfaf/model/Categories.java
index 43bda11..a309f85 100644
--- a/src/main/java/entities/Categories.java
+++ b/src/main/java/com/faf223/expensetrackerfaf/model/Categories.java
@@ -1,4 +1,5 @@
-package entities;
+
+package com.faf223.expensetrackerfaf.model;
 
 public class Categories {
 
diff --git a/src/main/java/entities/Expense.java b/src/main/java/com/faf223/expensetrackerfaf/model/Expense.java
similarity index 51%
rename from src/main/java/entities/Expense.java
rename to src/main/java/com/faf223/expensetrackerfaf/model/Expense.java
index c6b2c3b..48f80c4 100644
--- a/src/main/java/entities/Expense.java
+++ b/src/main/java/com/faf223/expensetrackerfaf/model/Expense.java
@@ -1,24 +1,43 @@
-package entities;
 
+package com.faf223.expensetrackerfaf.model;
+import com.faf223.expensetrackerfaf.util.IMoneyTransaction;
+import jakarta.persistence.*;
+
+@Entity
+@Table(name = "expense")
 public class Expense implements IMoneyTransaction {
 
-    private int userId;
+    @Id
+    @Column(name = "id")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private long id;
+
+    @ManyToOne
+    @JoinColumn(name = "user_id", referencedColumnName = "id")
+    private User user;
     private int amount;
     private Categories.ExpenseCategory category;
 
-    public Expense(int userId, int amount, Categories.ExpenseCategory category) {
-        this.userId = userId;
+    public Expense(User user, int amount, Categories.ExpenseCategory category) {
+        this.user = user;
         this.amount = amount;
         this.category = category;
     }
 
+    public Expense() {}
+
     @Override
-    public long getUserId() {
-        return userId;
+    public User getUser() {
+        return user;
     }
 
     public void setUserId(int userId) {
-        this.userId = userId;
+        this.user = user;
+    }
+
+    @Override
+    public long getUserId() {
+        return 0;
     }
 
     @Override
diff --git a/src/main/java/com/faf223/expensetrackerfaf/model/Income.java b/src/main/java/com/faf223/expensetrackerfaf/model/Income.java
new file mode 100644
index 0000000..098c4de
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/model/Income.java
@@ -0,0 +1,60 @@
+package com.faf223.expensetrackerfaf.model;
+
+import com.faf223.expensetrackerfaf.util.IMoneyTransaction;
+import jakarta.persistence.*;
+
+@Entity
+@Table(name = "income")
+public class Income implements IMoneyTransaction {
+
+    @Id
+    @Column(name = "id")
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private long id;
+
+    @ManyToOne
+    @JoinColumn(name = "user_id", referencedColumnName = "id")
+    private User user;
+    private int amount;
+    private Categories.IncomeCategory category;
+
+    public Income(User user, int amount, Categories.IncomeCategory category) {
+        this.user = user;
+        this.amount = amount;
+        this.category = category;
+    }
+
+    public Income() {}
+
+    @Override
+    public User getUser() {
+        return user;
+    }
+
+    @Override
+    public long getUserId() {
+        return 0;
+    }
+
+    @Override
+    public int getAmount() {
+        return amount;
+    }
+
+    @Override
+    public String getCategory() {
+        return category.getEffectiveName();
+    }
+
+    public void setUserId(User user) {
+        this.user = user;
+    }
+
+    public void setAmount(int amount) {
+        this.amount = amount;
+    }
+
+    public void setCategory(Categories.IncomeCategory category) {
+        this.category = category;
+    }
+}
diff --git a/src/main/java/entities/Role.java b/src/main/java/com/faf223/expensetrackerfaf/model/Role.java
similarity index 57%
rename from src/main/java/entities/Role.java
rename to src/main/java/com/faf223/expensetrackerfaf/model/Role.java
index 258e49e..d9393e8 100644
--- a/src/main/java/entities/Role.java
+++ b/src/main/java/com/faf223/expensetrackerfaf/model/Role.java
@@ -1,7 +1,6 @@
-package entities;
+
+package com.faf223.expensetrackerfaf.model;
 
 public enum Role {
-
     UNREGISTERED, REGISTERED, ADMIN;
-
 }
diff --git a/src/main/java/entities/User.java b/src/main/java/com/faf223/expensetrackerfaf/model/User.java
similarity index 83%
rename from src/main/java/entities/User.java
rename to src/main/java/com/faf223/expensetrackerfaf/model/User.java
index 37f571a..65ed712 100644
--- a/src/main/java/entities/User.java
+++ b/src/main/java/com/faf223/expensetrackerfaf/model/User.java
@@ -1,12 +1,25 @@
-package entities;
+
+package com.faf223.expensetrackerfaf.model;
+import jakarta.persistence.*;
 
 import java.util.List;
 
+@Entity
+@Table(name = "User")
 public class User {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     private long id;
-    private String name, email, login, password;
+    private String name;
+    private String email;
+    private String login;
+    private String password;
     private Role role;
+
+    @OneToMany(mappedBy = "user")
     private List<Expense> expenses;
+
+    @OneToMany(mappedBy = "user")
     private List<Income> incomes;
 
     public User(long id, String name, String email, String login, String password, Role role, List<Expense> expenses, List<Income> incomes) {
diff --git a/src/main/java/com/faf223/expensetrackerfaf/repository/BasicRepository.java b/src/main/java/com/faf223/expensetrackerfaf/repository/BasicRepository.java
new file mode 100644
index 0000000..94f10e3
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/repository/BasicRepository.java
@@ -0,0 +1,12 @@
+package com.faf223.expensetrackerfaf.repository;
+
+import com.faf223.expensetrackerfaf.model.BasicEntity;
+
+import java.util.List;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface BasicRepository extends JpaRepository<BasicEntity, Short> {
+    // You can define custom query methods here if needed
+}
+
diff --git a/src/main/java/com/faf223/expensetrackerfaf/security/PersonDetails.java b/src/main/java/com/faf223/expensetrackerfaf/security/PersonDetails.java
new file mode 100644
index 0000000..cb18bc5
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/security/PersonDetails.java
@@ -0,0 +1,59 @@
+package com.faf223.expensetrackerfaf.security;
+
+import com.faf223.expensetrackerfaf.model.Role;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import org.springframework.security.core.GrantedAuthority;
+import org.springframework.security.core.authority.SimpleGrantedAuthority;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.security.core.userdetails.UserDetails;
+
+import java.util.Collection;
+import java.util.List;
+
+public class PersonDetails implements UserDetails {
+
+    private final User user;
+
+    @Enumerated(EnumType.STRING)
+    private Role role;
+
+    public PersonDetails(User user) {
+        this.user = user;
+    }
+
+    @Override
+    public Collection<? extends GrantedAuthority> getAuthorities() {
+        return List.of(new SimpleGrantedAuthority(role.name()));
+    }
+
+    @Override
+    public String getPassword() {
+        return user.getPassword();
+    }
+
+    @Override
+    public String getUsername() {
+        return user.getUsername();
+    }
+
+    @Override
+    public boolean isAccountNonExpired() {
+        return true;
+    }
+
+    @Override
+    public boolean isAccountNonLocked() {
+        return true;
+    }
+
+    @Override
+    public boolean isCredentialsNonExpired() {
+        return true;
+    }
+
+    @Override
+    public boolean isEnabled() {
+        return true;
+    }
+}
diff --git a/src/main/java/com/faf223/expensetrackerfaf/service/BasicService.java b/src/main/java/com/faf223/expensetrackerfaf/service/BasicService.java
new file mode 100644
index 0000000..a424dce
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/service/BasicService.java
@@ -0,0 +1,9 @@
+package com.faf223.expensetrackerfaf.service;
+
+import com.faf223.expensetrackerfaf.model.BasicEntity;
+
+import java.util.List;
+
+public interface BasicService {
+    List<BasicEntity> getAllData();
+}
diff --git a/src/main/java/com/faf223/expensetrackerfaf/service/BasicServiceImpl.java b/src/main/java/com/faf223/expensetrackerfaf/service/BasicServiceImpl.java
new file mode 100644
index 0000000..8a83825
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/service/BasicServiceImpl.java
@@ -0,0 +1,23 @@
+package com.faf223.expensetrackerfaf.service;
+
+import com.faf223.expensetrackerfaf.model.BasicEntity;
+import com.faf223.expensetrackerfaf.repository.BasicRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class BasicServiceImpl implements BasicService {
+    private final BasicRepository basicRepository;
+
+    @Autowired
+    public BasicServiceImpl(BasicRepository basicRepository) {
+        this.basicRepository = basicRepository;
+    }
+
+    @Override
+    public List<BasicEntity> getAllData() {
+        return basicRepository.findAll();
+    }
+}
diff --git a/src/main/java/com/faf223/expensetrackerfaf/util/IMoneyTransaction.java b/src/main/java/com/faf223/expensetrackerfaf/util/IMoneyTransaction.java
new file mode 100644
index 0000000..7dfe2fd
--- /dev/null
+++ b/src/main/java/com/faf223/expensetrackerfaf/util/IMoneyTransaction.java
@@ -0,0 +1,13 @@
+package com.faf223.expensetrackerfaf.util;
+
+import com.faf223.expensetrackerfaf.model.User;
+
+public interface IMoneyTransaction {
+
+    User getUser();
+
+    long getUserId();
+    int getAmount();
+    String getCategory();
+
+}
diff --git a/src/main/java/entities/IMoneyTransaction.java b/src/main/java/entities/IMoneyTransaction.java
deleted file mode 100644
index 70b92d5..0000000
--- a/src/main/java/entities/IMoneyTransaction.java
+++ /dev/null
@@ -1,9 +0,0 @@
-package entities;
-
-public interface IMoneyTransaction {
-
-    long getUserId();
-    int getAmount();
-    String getCategory();
-
-}
diff --git a/src/main/java/entities/Income.java b/src/main/java/entities/Income.java
deleted file mode 100644
index 31b5d67..0000000
--- a/src/main/java/entities/Income.java
+++ /dev/null
@@ -1,41 +0,0 @@
-package entities;
-
-public class Income implements IMoneyTransaction {
-
-    private long userId;
-    private int amount;
-    private Categories.IncomeCategory category;
-
-    public Income(long userId, int amount, Categories.IncomeCategory category) {
-        this.userId = userId;
-        this.amount = amount;
-        this.category = category;
-    }
-
-    @Override
-    public long getUserId() {
-        return userId;
-    }
-
-    @Override
-    public int getAmount() {
-        return amount;
-    }
-
-    @Override
-    public String getCategory() {
-        return category.getEffectiveName();
-    }
-
-    public void setUserId(long userId) {
-        this.userId = userId;
-    }
-
-    public void setAmount(int amount) {
-        this.amount = amount;
-    }
-
-    public void setCategory(Categories.IncomeCategory category) {
-        this.category = category;
-    }
-}
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 637a0d4..4d2c5a7 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -1,3 +1,5 @@
-spring.datasource.url=jdbc:sqlserver://DESKTOP-53DT8GT\\SQLEXPRESS:1433;databaseName=ExpensesApp;integratedSecurity=true
+spring.datasource.url=jdbc:sqlserver://DANIEL-LAPTOP\\SQLEXPRESS01:1433;databaseName=AdventureWorks2022;user=Daniel1;password=daniel;encrypt=true;trustServerCertificate=true;
 spring.datasource.driver-class-name=com.microsoft.sqlserver.jdbc.SQLServerDriver
-spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.SQLServer2008Dialect
\ No newline at end of file
+spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.SQLServer2008Dialect
+spring.jpa.hibernate.naming.physical-strategy=com.faf223.expensetrackerfaf.custom.UppercaseStrategy
+
diff --git a/src/main/resources/templates/basic-template.jsp b/src/main/resources/templates/basic-template.jsp
new file mode 100644
index 0000000..de83d98
--- /dev/null
+++ b/src/main/resources/templates/basic-template.jsp
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+    <meta charset="UTF-8">
+    <title>Department List</title>
+</head>
+<body>
+    <h1>Department List</h1>
+    <table>
+        <thead>
+            <tr>
+                <th>Department ID</th>
+                <th>Name</th>
+                <th>Group Name</th>
+                <th>Modified Date</th>
+            </tr>
+        </thead>
+        <tbody>
+            <tr th:each="department : ${basic}">
+                <td th:text="${basic.actorName}"></td>
+            </tr>
+        </tbody>
+    </table>
+</body>
+</html>