title
Login using Servlet and JSP | JDBC | Part 3

description
Login validation using JDBC How to use MysqlWorkbench : https://goo.gl/J4CL59 Jdbc : https://goo.gl/rQWtgq (3 videos will be enough) Login using Servlet and JSP part 1 : https://www.youtube.com/watch?v=cYc3FjhMMzI In this video We will see : -how to validate user name and password using MySql database Trainer: Navin Reddy Check out our website: http://www.telusko.com Follow Telusko on Twitter: https://twitter.com/navinreddy20 Follow on Facebook: Telusko : https://www.facebook.com/teluskolearnings Navin Reddy : https://www.facebook.com/navintelusko Follow Navin Reddy on Instagram: https://www.instagram.com/navinreddy20 Subscribe to our other channel: Navin Reddy : https://www.youtube.com/channel/UCxmkk8bMSOF-UBF43z-pdGQ?sub_confirmation=1 Telusko Hindi : https://www.youtube.com/channel/UCitzw4ROeTVGRRLnCPws-cw?sub_confirmation=1 Subscribe to the channel and learn Programming in easy way. Java Tutorial : https://goo.gl/p10QfB REST Tutorial : https://goo.gl/3mosnz Kotlin Tutorial : https://goo.gl/JedEzX Scala Tutorials for Java Developers : https://goo.gl/8H1aE5 C Tutorial Playlist : https://goo.gl/8v92pu Android Tutorial : https://goo.gl/MzlIUJ XML Tutorial : https://goo.gl/Eo79do Design Patterns in Java : https://goo.gl/Kd2MWE Socket Programming in Java : https://goo.gl/jlMEbg Spring MVC Tutorial : https://goo.gl/9ubbG2 OpenShift Tutorial for Beginners : https://goo.gl/s58BQH Spring Framework with Maven : https://goo.gl/MaEluO Sql Tutorial for Beginners : https://goo.gl/x3PrTg String Handling in Java : https://goo.gl/zUdPwa Array in Java : https://goo.gl/uXTaUy Java Servlet : https://goo.gl/R5nHp8 Exception Handling in Java : https://goo.gl/N4NbAW

detail
{'title': 'Login using Servlet and JSP | JDBC | Part 3', 'heatmap': [], 'summary': "Tutorial covers setting up database authentication for a java program, including creating a mysql database, jdbc connector setup, and user verification, emphasizing efficiency and organization, with specific details on creating a 'login' table, dao class implementation, and jdbc connection setup.", 'chapters': [{'end': 348.71, 'segs': [{'end': 53.988, 'src': 'embed', 'start': 24.8, 'weight': 2, 'content': [{'end': 30.404, 'text': 'Now this is not how we write code, right? We always make sure that the data is coming from database.', 'start': 24.8, 'duration': 5.604}, {'end': 33.132, 'text': 'But question arises how do we do that here?', 'start': 31.411, 'duration': 1.721}, {'end': 36.175, 'text': 'We have not done any database code yet, right?', 'start': 33.673, 'duration': 2.502}, {'end': 42.539, 'text': "So the best thing would be you have to create a database first and let's populate our database so that we can verify.", 'start': 36.715, 'duration': 5.824}, {'end': 45.441, 'text': "So step one, let's create a database.", 'start': 43.02, 'duration': 2.421}, {'end': 48.184, 'text': 'So again, you can use any database which you like.', 'start': 45.502, 'duration': 2.682}, {'end': 53.988, 'text': 'You can go for MySQL, you can go for Postgres, you can go for Oracle, which is your favorite.', 'start': 48.224, 'duration': 5.764}], 'summary': 'Database code needs to be implemented, and a database must be created and populated for verification.', 'duration': 29.188, 'max_score': 24.8, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik24800.jpg'}, {'end': 115.23, 'src': 'embed', 'start': 86.18, 'weight': 0, 'content': [{'end': 89.826, 'text': 'In that database, I do have some tables, but ignore those tables for time being.', 'start': 86.18, 'duration': 3.646}, {'end': 94.313, 'text': 'I will say create..', 'start': 90.968, 'duration': 3.345}, {'end': 96.176, 'text': 'Okay, I will say use Navin first.', 'start': 94.313, 'duration': 1.863}, {'end': 97.017, 'text': 'I will say use..', 'start': 96.196, 'duration': 0.821}, {'end': 103.047, 'text': "Navin So I'm using this database and now I want to create a table.", 'start': 98.686, 'duration': 4.361}, {'end': 107.448, 'text': "So I will say create table and I mentioned the table name as let's say login.", 'start': 103.067, 'duration': 4.381}, {'end': 109.909, 'text': 'I mean there should be a logical name for this.', 'start': 107.468, 'duration': 2.441}, {'end': 111.689, 'text': 'Login will do for this example.', 'start': 110.009, 'duration': 1.68}, {'end': 115.23, 'text': 'I will say login and in this login I want some fields right.', 'start': 112.51, 'duration': 2.72}], 'summary': "Using database, creating table 'login' with fields.", 'duration': 29.05, 'max_score': 86.18, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik86180.jpg'}, {'end': 186.412, 'src': 'embed', 'start': 157.655, 'weight': 1, 'content': [{'end': 159.176, 'text': "we'll say insert into login.", 'start': 157.655, 'duration': 1.521}, {'end': 161.197, 'text': 'there should be a registration form for this.', 'start': 159.176, 'duration': 2.021}, {'end': 162.258, 'text': 'again, you can write your code.', 'start': 161.197, 'duration': 1.061}, {'end': 168.221, 'text': "you can create a form for a user to register themselves, but time, let's imagine if you already have data here.", 'start': 162.258, 'duration': 5.963}, {'end': 171.163, 'text': 'so i will say insert into login values.', 'start': 168.221, 'duration': 2.942}, {'end': 172.243, 'text': "i'm inserting some values here.", 'start': 171.163, 'duration': 1.08}, {'end': 175.185, 'text': 'i will say the name is naveen.', 'start': 172.243, 'duration': 2.942}, {'end': 181.249, 'text': "i will have a small letter n, So that's my username, Naveen, and my password would be, let's say, 9..", 'start': 175.185, 'duration': 6.064}, {'end': 186.412, 'text': 'Okay, this is my password, which is 9876.', 'start': 181.249, 'duration': 5.163}], 'summary': "Creating a registration form with username 'naveen' and password '9876'.", 'duration': 28.757, 'max_score': 157.655, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik157655.jpg'}, {'end': 327.444, 'src': 'embed', 'start': 281.182, 'weight': 3, 'content': [{'end': 285.426, 'text': "DAO simply means it's not a keyword, but it's a standard we always use.", 'start': 281.182, 'duration': 4.244}, {'end': 287.908, 'text': 'DAO stands for Data Access Object.', 'start': 285.546, 'duration': 2.362}, {'end': 292.913, 'text': "So whenever you want to interact with database, it's better to work with DAO classes.", 'start': 288.369, 'duration': 4.544}, {'end': 296.276, 'text': 'And I will say, this belongs to DAO package.', 'start': 293.934, 'duration': 2.342}, {'end': 303.202, 'text': 'Again, you can use login repository, you can say login database, you can say anything you want, but DAO makes more sense.', 'start': 296.416, 'duration': 6.786}, {'end': 307.924, 'text': 'And if I click on finish, You got your class here, DAO class.', 'start': 304.383, 'duration': 3.541}, {'end': 311.729, 'text': 'Now in this DAO class, I will be having a method called as public.', 'start': 308.545, 'duration': 3.184}, {'end': 314.633, 'text': 'And I will say this method will return boolean.', 'start': 312.57, 'duration': 2.063}, {'end': 318.238, 'text': 'So if you want to verify if this login was successful, you will say true.', 'start': 314.653, 'duration': 3.585}, {'end': 320.361, 'text': 'If the login failed, you can say false.', 'start': 318.758, 'duration': 1.603}, {'end': 326.284, 'text': 'i will say check, uh, details or check credentials.', 'start': 321.702, 'duration': 4.582}, {'end': 326.624, 'text': 'we can.', 'start': 326.284, 'duration': 0.34}, {'end': 327.444, 'text': 'you can use anything.', 'start': 326.624, 'duration': 0.82}], 'summary': 'Dao is a standard for database interaction, with methods returning boolean values for login success/failure.', 'duration': 46.262, 'max_score': 281.182, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik281182.jpg'}], 'start': 0.683, 'title': 'Setting up database authentication for a java program', 'summary': "Discusses creating a mysql database for authentication, populating a 'login' table, verifying data, creating a separate dao class in java, and implementing a method to verify login credentials, emphasizing efficiency and organization.", 'chapters': [{'end': 224.535, 'start': 0.683, 'title': 'Creating and populating a database for authentication', 'summary': "Discusses creating a database, using mysql, creating a 'login' table with fields for username and password, inserting demo data, and verifying the data, in order to set up authentication for a java program.", 'duration': 223.852, 'highlights': ["Creating a 'login' table in the 'Navin' database with fields for username and password, using MySQL.", "Inserting demo data into the 'login' table for verification.", 'Discussing the importance of retrieving data from a database for authentication instead of using static values.']}, {'end': 348.71, 'start': 224.535, 'title': 'Verifying database with java code', 'summary': 'Discusses the importance of creating a separate dao class to interact with the database in java, emphasizing the use of dao classes for better organization and efficiency, and the creation of a method in the dao class to verify login credentials, returning true for successful login and false for failed login.', 'duration': 124.175, 'highlights': ['Creating a separate class for database interactions, specifically a DAO class, is emphasized for better organization and efficiency.', 'The DAO class should have a method to verify login credentials, returning true for successful login and false for failed login.', 'Emphasizing the use of DAO classes for better organization and efficiency when interacting with the database in Java.']}], 'duration': 348.027, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik683.jpg', 'highlights': ["Creating a 'login' table in the 'Navin' database with fields for username and password, using MySQL.", "Inserting demo data into the 'login' table for verification.", 'Discussing the importance of retrieving data from a database for authentication instead of using static values.', 'Creating a separate class for database interactions, specifically a DAO class, is emphasized for better organization and efficiency.', 'The DAO class should have a method to verify login credentials, returning true for successful login and false for failed login.', 'Emphasizing the use of DAO classes for better organization and efficiency when interacting with the database in Java.']}, {'end': 521.856, 'segs': [{'end': 381.931, 'src': 'embed', 'start': 348.71, 'weight': 1, 'content': [{'end': 350.09, 'text': 'okay, now, how do you verify?', 'start': 348.71, 'duration': 1.38}, {'end': 353.611, 'text': 'so? first of all, to connect with database, we have to write certain steps.', 'start': 350.09, 'duration': 3.521}, {'end': 357.812, 'text': 'now. if you have, if you know how to work with jdbc, uh, you can continue.', 'start': 353.611, 'duration': 4.201}, {'end': 364.453, 'text': 'otherwise, what i would recommend is, if you have not learned jdbc before, uh, do watch my video on jdbc first,', 'start': 357.812, 'duration': 6.641}, {'end': 366.274, 'text': 'because that then it will make more sense.', 'start': 364.453, 'duration': 1.821}, {'end': 369.477, 'text': 'You will find those videos in the description area.', 'start': 367.234, 'duration': 2.243}, {'end': 374.282, 'text': 'So, make sure that you know how to work with JDBC.', 'start': 370.478, 'duration': 3.804}, {'end': 381.931, 'text': "Now, first of all, when you want to work with JDBC, we work with different type of DBMS, right? In this example, I'm working with MySQL.", 'start': 375.444, 'duration': 6.487}], 'summary': 'To work with jdbc, connect with mysql using specific steps. if unfamiliar, watch the related video for clarity.', 'duration': 33.221, 'max_score': 348.71, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik348710.jpg'}, {'end': 521.856, 'src': 'embed', 'start': 476.325, 'weight': 0, 'content': [{'end': 490.059, 'text': 'you can use google to search for that, or you can go to maven repository and in this maven repository search for mysql connector.', 'start': 476.325, 'duration': 13.734}, {'end': 493.14, 'text': 'okay, so if you go here, you can, you can select any version.', 'start': 490.059, 'duration': 3.081}, {'end': 494.44, 'text': 'i will prefer the stable version.', 'start': 493.14, 'duration': 1.3}, {'end': 498.701, 'text': 'i will go for 4.1.41 and you can click on download jar.', 'start': 494.44, 'duration': 4.261}, {'end': 500.162, 'text': 'so this is one way you can download.', 'start': 498.701, 'duration': 1.461}, {'end': 502.922, 'text': 'okay, but using maven it will be very easy.', 'start': 500.162, 'duration': 2.76}, {'end': 504.483, 'text': "but okay, it's your choice again.", 'start': 502.922, 'duration': 1.561}, {'end': 506.063, 'text': 'so this is where you will get this jar file.', 'start': 504.483, 'duration': 1.58}, {'end': 506.843, 'text': 'just click on download.', 'start': 506.063, 'duration': 0.78}, {'end': 507.724, 'text': 'you will get the jar file.', 'start': 506.843, 'duration': 0.881}, {'end': 508.884, 'text': 'just add it in the lib folder.', 'start': 507.724, 'duration': 1.16}, {'end': 513.745, 'text': 'Now we have to also add that, because for developing also, we need that.', 'start': 510.12, 'duration': 3.625}, {'end': 520.034, 'text': "So we'll go to properties, we'll go to java build path and here as well I will add that particular java file.", 'start': 513.784, 'duration': 6.25}, {'end': 521.856, 'text': 'So I will click on add java files.', 'start': 520.054, 'duration': 1.802}], 'summary': 'Download mysql connector from maven repository, version 4.1.41, and add to lib folder.', 'duration': 45.531, 'max_score': 476.325, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik476325.jpg'}], 'start': 348.71, 'title': 'Working with jdbc and mysql', 'summary': 'Explains the process of verifying and obtaining the mysql jdbc connector, including options for downloading the jar file and adding it to the project, with emphasis on the use of maven for simplicity.', 'chapters': [{'end': 521.856, 'start': 348.71, 'title': 'Working with jdbc and mysql', 'summary': 'Explains the process of verifying and obtaining the mysql jdbc connector, including options for downloading the jar file and adding it to the project, with emphasis on the use of maven for simplicity.', 'duration': 173.146, 'highlights': ['The chapter explains the process of verifying and obtaining the MySQL JDBC connector, including options for downloading the JAR file and adding it to the project, with emphasis on the use of Maven for simplicity. Process of verifying and obtaining MySQL JDBC connector, options for downloading JAR file, adding it to the project, emphasis on using Maven for simplicity', 'The chapter emphasizes the importance of understanding JDBC and provides a recommendation to watch a video on JDBC before proceeding. Emphasis on understanding JDBC, recommendation to watch a video on JDBC before proceeding', "The chapter explains the process of adding the JAR file to the project by pasting it in the 'lib' folder and also highlights the option of obtaining the JAR file from the Maven repository. Process of adding JAR file to the project by pasting in 'lib' folder, option of obtaining JAR file from Maven repository"]}], 'duration': 173.146, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik348710.jpg', 'highlights': ['Process of verifying and obtaining MySQL JDBC connector, options for downloading JAR file, adding it to the project, emphasis on using Maven for simplicity', 'Emphasis on understanding JDBC, recommendation to watch a video on JDBC before proceeding', "Process of adding JAR file to the project by pasting in 'lib' folder, option of obtaining JAR file from Maven repository"]}, {'end': 983.023, 'segs': [{'end': 588.131, 'src': 'embed', 'start': 552.258, 'weight': 0, 'content': [{'end': 553.6, 'text': 'Oh, it might throw an exception.', 'start': 552.258, 'duration': 1.342}, {'end': 556.945, 'text': "So let's put everything inside a try block.", 'start': 553.981, 'duration': 2.964}, {'end': 562.974, 'text': "Okay, and let's generalize it to exception so that I don't have to write try block once again.", 'start': 557.926, 'duration': 5.048}, {'end': 566.559, 'text': 'Okay, so we got class.forName.', 'start': 564.778, 'duration': 1.781}, {'end': 568.26, 'text': 'The next step we have to create a connection object.', 'start': 566.619, 'duration': 1.641}, {'end': 576.405, 'text': "We'll say connectionCon equal to driverManager.getConnection Again, there are multiple ways of creating this connection object.", 'start': 568.84, 'duration': 7.565}, {'end': 577.425, 'text': 'We can use data source.', 'start': 576.425, 'duration': 1}, {'end': 579.366, 'text': 'We can use..', 'start': 577.465, 'duration': 1.901}, {'end': 580.427, 'text': 'Yeah, we can use data source.', 'start': 579.366, 'duration': 1.061}, {'end': 588.131, 'text': 'We can use different tools available, right? We can use a connection pooling concept.', 'start': 580.487, 'duration': 7.644}], 'summary': 'Discussion on writing a generalized try block and creating a connection object using different methods.', 'duration': 35.873, 'max_score': 552.258, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik552258.jpg'}, {'end': 717.021, 'src': 'embed', 'start': 685.359, 'weight': 1, 'content': [{'end': 690.123, 'text': 'What you can do is you can fetch the entire table and you can verify each and every record.', 'start': 685.359, 'duration': 4.764}, {'end': 692.565, 'text': 'You can run a loop and you can navigate to the loop.', 'start': 690.463, 'duration': 2.102}, {'end': 694.586, 'text': 'You can find the username and password is matching or not.', 'start': 692.585, 'duration': 2.001}, {'end': 697.45, 'text': "But then don't you think you are fetching the entire table?", 'start': 695.387, 'duration': 2.063}, {'end': 698.853, 'text': "That doesn't make sense, right?", 'start': 697.811, 'duration': 1.042}, {'end': 704.101, 'text': 'So what I will do is I will create a query which will be bit efficient than normal query.', 'start': 699.273, 'duration': 4.828}, {'end': 717.021, 'text': "We'll say select star from from login, but then where i will say where uname is equal to question mark and pass is equal to question mark.", 'start': 704.481, 'duration': 12.54}], 'summary': 'Optimize query by using parameters for username and password.', 'duration': 31.662, 'max_score': 685.359, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik685359.jpg'}, {'end': 825.424, 'src': 'embed', 'start': 797.801, 'weight': 2, 'content': [{'end': 800.584, 'text': 'so the query would be select star.', 'start': 797.801, 'duration': 2.783}, {'end': 808.051, 'text': 'okay, the query will become select star from login, where your name is equal to, uh,', 'start': 800.584, 'duration': 7.467}, {'end': 815.517, 'text': 'naveen and the password or the pass in this case is equal to 9876.', 'start': 808.051, 'duration': 7.466}, {'end': 822.001, 'text': "if this is the data which i'm entering in the in the while login and if i run this query, you can see we got a record.", 'start': 815.517, 'duration': 6.484}, {'end': 825.424, 'text': "but let's say, if i make a mistake, let's say if i am entering a wrong password.", 'start': 822.001, 'duration': 3.423}], 'summary': "Query 'select star from login' returns record with name 'naveen' and password '9876'.", 'duration': 27.623, 'max_score': 797.801, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik797801.jpg'}, {'end': 950.86, 'src': 'embed', 'start': 923.241, 'weight': 3, 'content': [{'end': 925.823, 'text': 'The data which I have is Naveen and the password is 9876.', 'start': 923.241, 'duration': 2.582}, {'end': 927.364, 'text': 'If I click on login, you can see it is working now.', 'start': 925.823, 'duration': 1.541}, {'end': 935.409, 'text': 'right if i go back, if i log out and if i give a wrong data.', 'start': 931.807, 'duration': 3.602}, {'end': 941.974, 'text': 'example, if i say task and task one, if i give a wrong password, you can see it is not working.', 'start': 935.409, 'duration': 6.565}, {'end': 942.494, 'text': 'is it?', 'start': 941.974, 'duration': 0.52}, {'end': 943.114, 'text': "it's not working?", 'start': 942.494, 'duration': 0.62}, {'end': 943.935, 'text': 'can you see that?', 'start': 943.114, 'duration': 0.821}, {'end': 948.158, 'text': "but if i give a right username and right password, task, it's.", 'start': 943.935, 'duration': 4.223}, {'end': 950.86, 'text': 'we got the login right.', 'start': 948.158, 'duration': 2.702}], 'summary': 'Successful login with username naveen and password 9876.', 'duration': 27.619, 'max_score': 923.241, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik923241.jpg'}, {'end': 983.023, 'src': 'embed', 'start': 967.964, 'weight': 4, 'content': [{'end': 970.307, 'text': 'we are expanding this project like anything.', 'start': 967.964, 'duration': 2.343}, {'end': 974.792, 'text': 'we, uh, okay, so we got the login now with the help of uh, database.', 'start': 970.307, 'duration': 4.485}, {'end': 978.337, 'text': "maybe in the next video we'll talk about how to do client-side validations right.", 'start': 974.792, 'duration': 3.545}, {'end': 981.421, 'text': 'so make sure that you subscribe channel to get the gist of it.', 'start': 978.337, 'duration': 3.084}, {'end': 981.861, 'text': "and that's it.", 'start': 981.421, 'duration': 0.44}, {'end': 983.023, 'text': 'thank you so much for watching.', 'start': 981.861, 'duration': 1.162}], 'summary': 'Expanding project, implemented login with database. next video: client-side validations. subscribe for updates.', 'duration': 15.059, 'max_score': 967.964, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik967964.jpg'}], 'start': 522.537, 'title': 'Jdbc connection and user verification', 'summary': 'Covers the steps to create a jdbc connection, including loading the class, creating a connection object, specifying the url, username, and password, and firing a query efficiently. it also explains the process of user verification using a database query, exemplifying successful and failed login attempts.', 'chapters': [{'end': 704.101, 'start': 522.537, 'title': 'Jdbc connection steps', 'summary': 'Explains the steps to create a jdbc connection, including loading the class, creating a connection object, specifying the url, username, and password, and firing a query efficiently.', 'duration': 181.564, 'highlights': ["The first step is to load the class using 'class.forName' and create a connection object using 'driverManager.getConnection', specifying the URL, username, and password.", 'It is important to create a query that efficiently verifies the correct username and password without fetching the entire table.']}, {'end': 983.023, 'start': 704.481, 'title': 'Database user verification', 'summary': 'Explains the process of user verification using a database query, where a specific username and password are checked against the database to determine the validity of the user, exemplified by a successful login with the correct credentials and a failed attempt with incorrect ones.', 'duration': 278.542, 'highlights': ["The chapter illustrates the process of user verification using a database query, with a specific example of checking a username 'Naveen' and password '9876' against the database, resulting in a successful login. Example of successful login with specific credentials 'Naveen' and '9876'.", 'The transcript also showcases a failed attempt to log in with incorrect credentials, demonstrating the validation process for invalid user login. Demonstration of failed login attempt with incorrect credentials.', 'The chapter concludes with an invitation for feedback and the promise to cover client-side validations in the next video, urging viewers to subscribe for updates. Encouragement for feedback and future plans for client-side validations in upcoming videos.']}], 'duration': 460.486, 'thumbnail': 'https://coursnap.oss-ap-southeast-1.aliyuncs.com/video-capture/HYSrsxhyEik/pics/HYSrsxhyEik522537.jpg', 'highlights': ["The first step is to load the class using 'class.forName' and create a connection object using 'driverManager.getConnection', specifying the URL, username, and password.", 'It is important to create a query that efficiently verifies the correct username and password without fetching the entire table.', "The chapter illustrates the process of user verification using a database query, with a specific example of checking a username 'Naveen' and password '9876' against the database, resulting in a successful login.", 'The transcript also showcases a failed attempt to log in with incorrect credentials, demonstrating the validation process for invalid user login.', 'The chapter concludes with an invitation for feedback and the promise to cover client-side validations in the next video, urging viewers to subscribe for updates.']}], 'highlights': ["Creating a 'login' table in the 'Navin' database with fields for username and password, using MySQL.", 'The DAO class should have a method to verify login credentials, returning true for successful login and false for failed login.', 'Emphasizing the use of DAO classes for better organization and efficiency when interacting with the database in Java.', 'Process of verifying and obtaining MySQL JDBC connector, options for downloading JAR file, adding it to the project, emphasis on using Maven for simplicity', 'Emphasis on understanding JDBC, recommendation to watch a video on JDBC before proceeding', "The first step is to load the class using 'class.forName' and create a connection object using 'driverManager.getConnection', specifying the URL, username, and password.", 'It is important to create a query that efficiently verifies the correct username and password without fetching the entire table.', "The chapter illustrates the process of user verification using a database query, with a specific example of checking a username 'Naveen' and password '9876' against the database, resulting in a successful login.", 'The transcript also showcases a failed attempt to log in with incorrect credentials, demonstrating the validation process for invalid user login.']}