diff --git a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/Chat/entity/Chat.java b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/Chat/entity/Chat.java
index b1f80fc..284b4df 100644
--- a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/Chat/entity/Chat.java
+++ b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/Chat/entity/Chat.java
@@ -2,7 +2,6 @@
 
 import MathCaptain.weakness.domain.Chat.dto.request.ChatRequest;
 import MathCaptain.weakness.domain.Chat.dto.response.ChatResponse;
-import MathCaptain.weakness.domain.User.entity.Users;
 import MathCaptain.weakness.domain.common.enums.ChatRole;
 import jakarta.persistence.*;
 import lombok.AccessLevel;
@@ -29,7 +28,7 @@ public class Chat {
     @Enumerated(EnumType.STRING)
     private ChatRole role;
 
-    @Column(columnDefinition = "LONGTEXT")
+    @Column(columnDefinition = "TEXT")
     private String message;
 
     @CreatedDate
diff --git a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/entity/Users.java b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/entity/Users.java
index 891b416..f95f6f8 100644
--- a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/entity/Users.java
+++ b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/entity/Users.java
@@ -79,10 +79,10 @@ private Users(String email, String password, String name, String nickname, Strin
         this.phoneNumber = phoneNumber;
     }
 
-    public static Users of(SaveUserRequest userRequestDto) {
+    public static Users of(SaveUserRequest userRequestDto, PasswordEncoder passwordEncoder) {
         return new Users(
                 userRequestDto.getEmail(),
-                userRequestDto.getPassword(),
+                passwordEncoder.encode(userRequestDto.getPassword()),
                 userRequestDto.getName(),
                 userRequestDto.getNickname(),
                 userRequestDto.getPhoneNumber());
diff --git a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/service/UserService.java b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/service/UserService.java
index 5aee71f..13ec44e 100644
--- a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/service/UserService.java
+++ b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/domain/User/service/UserService.java
@@ -41,7 +41,7 @@ public class UserService {
 
     // 회원가입
     public ApiResponse<UserResponse> saveUser(SaveUserRequest userSaveRequest) {
-        Users user = Users.of(userSaveRequest);
+        Users user = Users.of(userSaveRequest, passwordEncoder);
         userRepository.save(user);
         return ApiResponse.ok(UserResponse.of(user));
     }
diff --git a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/global/config/PrimaryDBConfig.java b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/global/config/PrimaryDBConfig.java
deleted file mode 100644
index 04ba225..0000000
--- a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/global/config/PrimaryDBConfig.java
+++ /dev/null
@@ -1,85 +0,0 @@
-//package MathCaptain.weakness.global.config;
-//
-//import com.zaxxer.hikari.HikariDataSource;
-//import jakarta.persistence.EntityManagerFactory;
-//import org.springframework.beans.factory.annotation.Qualifier;
-//import org.springframework.boot.autoconfigure.jdbc.DataSourceProperties;
-//import org.springframework.boot.autoconfigure.orm.jpa.JpaProperties;
-//import org.springframework.boot.context.properties.ConfigurationProperties;
-//import org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder;
-//import org.springframework.context.annotation.Bean;
-//import org.springframework.context.annotation.Configuration;
-//import org.springframework.context.annotation.Primary;
-//import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
-//import org.springframework.orm.jpa.JpaTransactionManager;
-//import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
-//import org.springframework.transaction.PlatformTransactionManager;
-//import org.springframework.transaction.annotation.EnableTransactionManagement;
-//
-//import javax.sql.DataSource;
-//import java.util.HashMap;
-//import java.util.Map;
-//
-//@Configuration
-//@EnableTransactionManagement
-//@EnableJpaRepositories(
-//        basePackages = {
-//                "MathCaptain.weakness.domain.User.repository",
-//                "MathCaptain.weakness.domain.Record.repository.record",
-//                "MathCaptain.weakness.domain.Group.repository",
-//                "MathCaptain.weakness.domain.Notification.repository",
-//                "MathCaptain.weakness.domain.Recruitment.repository"
-//        },
-//        entityManagerFactoryRef = "primaryEntityManagerFactory",
-//        transactionManagerRef = "primaryTransactionManager"
-//)
-//public class PrimaryDBConfig {
-//
-//    @Bean(name = "primaryDataSource")
-//    @Primary
-//    @ConfigurationProperties("spring.datasource.hikari")
-//    public HikariDataSource primaryDataSource(@Qualifier("primaryDataSourceProperties") DataSourceProperties properties) {
-//        return properties.initializeDataSourceBuilder().type(HikariDataSource.class).build();
-//    }
-//
-//    @Bean(name = "primaryDataSourceProperties")
-//    @Primary
-//    @ConfigurationProperties("spring.datasource")
-//    public DataSourceProperties primaryDataSourceProperties() {
-//        return new DataSourceProperties();
-//    }
-//
-//    @Bean
-//    @Primary
-//    @ConfigurationProperties("spring.jpa")
-//    public JpaProperties primaryJpaProperties() {
-//        return new JpaProperties();
-//    }
-//
-//    @Primary
-//    @Bean(name = "primaryEntityManagerFactory")
-//    public LocalContainerEntityManagerFactoryBean primaryEntityManagerFactory(
-//            EntityManagerFactoryBuilder builder,
-//            @Qualifier("primaryDataSource") DataSource dataSource
-//    ) {
-//        Map<String, Object> jpaProperties = new HashMap<>();
-//        jpaProperties.put("hibernate.hbm2ddl.auto", "create");
-//        jpaProperties.put("hibernate.dialect", "org.hibernate.dialect.MySQLDialect");
-//        jpaProperties.put("hibernate.format_sql", true);
-//
-//        return builder
-//                .dataSource(dataSource)
-//                .packages("MathCaptain.weakness.domain")
-//                .properties(jpaProperties)
-//                .persistenceUnit("primary")
-//                .build();
-//    }
-//
-//    @Primary
-//    @Bean(name = "primaryTransactionManager")
-//    public PlatformTransactionManager primaryTransactionManager(
-//            @Qualifier("primaryEntityManagerFactory") EntityManagerFactory entityManagerFactory) {
-//
-//        return new JpaTransactionManager(entityManagerFactory);
-//    }
-//}
\ No newline at end of file
diff --git a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/global/config/SecondDBConfig.java b/MathCaptain/weakness/src/main/java/MathCaptain/weakness/global/config/SecondDBConfig.java
deleted file mode 100644
index 7a7bbe3..0000000
--- a/MathCaptain/weakness/src/main/java/MathCaptain/weakness/global/config/SecondDBConfig.java
+++ /dev/null
@@ -1,69 +0,0 @@
-//package MathCaptain.weakness.global.config;
-//
-//import javax.sql.DataSource;
-//import jakarta.persistence.EntityManagerFactory;
-//import org.springframework.beans.factory.annotation.Qualifier;
-//import org.springframework.boot.autoconfigure.jdbc.DataSourceProperties;
-//import org.springframework.boot.context.properties.ConfigurationProperties;
-//import org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder;
-//import org.springframework.context.annotation.Bean;
-//import org.springframework.context.annotation.Configuration;
-//import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
-//import org.springframework.orm.jpa.JpaTransactionManager;
-//import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
-//import org.springframework.transaction.PlatformTransactionManager;
-//import org.springframework.transaction.annotation.EnableTransactionManagement;
-//
-//import java.util.HashMap;
-//import java.util.Map;
-//
-//@Configuration
-//@EnableTransactionManagement
-//@EnableJpaRepositories(
-//        basePackages = {
-//                "MathCaptain.weakness.domain.Record.repository.userLog",
-//                "MathCaptain.weakness.domain.Chat.repository",
-//        },
-//        entityManagerFactoryRef = "secondEntityManagerFactory",
-//        transactionManagerRef = "secondTransactionManager"
-//)
-//public class SecondDBConfig {
-//
-//    // DataSourceProperties는 application.yml에 설정된 DB 정보를 읽어옴
-//    @Bean(name = "secondDataSourceProperties")
-//    @ConfigurationProperties(prefix = "second.datasource")
-//    public DataSourceProperties secondDataSourceProperties() {
-//        return new DataSourceProperties();
-//    }
-//
-//    // DataSource는 DataSourceProperties를 통해 DB에 연결하는 객체
-//    @Bean(name = "secondDataSource")
-//    public DataSource secondDataSource() {
-//        return secondDataSourceProperties().initializeDataSourceBuilder().build();
-//    }
-//
-//    // EntityManagerFactory는 JPA에서 DB와의 연결을 관리하는 객체
-//    @Bean(name = "secondEntityManagerFactory")
-//    public LocalContainerEntityManagerFactoryBean secondEntityManagerFactory(
-//            EntityManagerFactoryBuilder builder) {
-//        Map<String, Object> props = new HashMap<>();
-//        props.put("hibernate.hbm2ddl.auto", "update");
-//        props.put("show_sql", true);
-//        props.put("hibernate.format_sql", true);
-//        props.put("hibernate.jdbc.lob.non_contextual_creation", true);
-//
-//        return builder
-//                .dataSource(secondDataSource())
-//                .packages("MathCaptain.weakness.domain.Record.entity.UserLog", "MathCaptain.weakness.domain.Chat.entity") // entity 위치
-//                .properties(props)
-//                .persistenceUnit("second")
-//                .build();
-//    }
-//
-//    // TransactionManager는 DB 트랜잭션을 관리하는 객체
-//    @Bean(name = "secondTransactionManager")
-//    public PlatformTransactionManager secondTransactionManager(
-//            @Qualifier("secondEntityManagerFactory") EntityManagerFactory factory) {
-//        return new JpaTransactionManager(factory);
-//    }
-//}