sqlexception

问题 I want to fetch data from SQLITE database and display it in a LIST. My database name is AppDB.db and table name is Scrip which contains 3 columns _id(primary key) and symbol&company_name which are text. I want to fetch only 2nd and 3rd column. I have copied database in Assets folder. I get force close when I execute following code but I don't know what might be the reason. Please help.. I'm absolute beginner to Android, so any help appreciated... Contents: 1.) DataAttach.java 2.) DbManager

问题 I am trying to execute simple query using below DbQuery.java class which uses DbConnector to get a Connection from DriverManager. note : I have already included "mysql-connector-java-5.1.25-bin.jar" on my classpath via: export CLASSPATH=$CLASSPATH:/home/me/ocpjp/chapter-10/mysql-connector-java-5.1.25/mysql-connector-java-5.1.25-bin.jar I am able to connect to mysql with "mysql -uroot -ptcial addressBook", if it matters. have also tried running with '-cp' argument with no avail. I am able to

问题 This is continuation of Timeout exception when timeout set to infinite time (and I also see unanswered SqlConnection and TransactionScope Timeout question). I am using CastleProject ActiveRecord over NHibernate, C# 3.5. I have multiple subsequent inserts to a database within TransactionScope. One of them (random, different each time) fails with TimeoutException. Whichever timeout I set in my config file (10 hours), this does not matter. If I do not use transaction scope, it work (but too slow

问题 I've been having a hard time trying to figure this out. First I have an insertProduct(Product p) method that is supposed to check if a product with the specified code exists in the database. If so, this method will display an error message. Otherwise, it should add the product to the database and print it to the console. I'm not sure if I'm doing that correctly. Second, the deleteProduct(Product p) method is supposed to delete the product that was added by the insertProduct method. Now the

问题 I have a problem with my Android application. I'm using code bellow to opening SQLite database in AsyncTask. Everything works fine but when I try to close database in onStop() or onDestroy method, it's never closed. Code for creating and opening database: public class SQLiteDB extends SQLiteOpenHelper{ private final Context context; private SQLiteDatabase sqliteDatabase = null; public SQLiteDB(Context context, String DBName) { super(context, DBConstant.DB_NAME, null, context.getResources()

问题 I install DENWER and with help of built-in PhpMyAdmin create a database on localhost. When i connect to database in my C# application i get "SQL Exception was unhandled". Dont understand where is my mistake... Code: SqlConnection connection = new SqlConnection("Data Source=localhost; User Id=root; Password=; Initial Catalog=MyDB"); connection.Open(); 回答1: Since phpMyAdmin is a MySQL administration tool, I assume you've actually installed MySQL. Obviously you should check that you have a

问题 I have this error in my code and have checked and edited it thoroughly, yet I still get same issue. I also use multiple resultSet and Statements yet same error occurs. Below is the error I get: "Database Connected with Current Date 20130221 java.sql.SQLException: ResultSet is closed at sun.jdbc.odbc.JdbcOdbcResultSet.checkOpen(Unknown Source) at sun.jdbc.odbc.JdbcOdbcResultSet.next(Unknown Source) at UNSUB.main(UNSUB.java:78)" Press any key to continue . . . Please What could be the reason? I

问题 This question already has answers here : The infamous java.sql.SQLException: No suitable driver found (13 answers) Closed 8 months ago . I am working on a web application where I am creating MSSQLSERVER 2008 database dynamically. But it's giving me java.sql.SQLException: No suitable driver found for jdbc:sqlserver://localhost:1433;databaseName=master My code is: String dbName = "db1"; try { String url = "jdbc:sqlserver://localhost:1433;databaseName=master"; Connection connection =

问题 I try to execute this web application but it gave me this error messages when I try to register a user account in the web application: System.Data.SqlClient.SqlException occurred HResult=0x80131904 Message=Cannot open database "rentalsystem" requested by the login. The login failed. Login failed for user 'MicrosoftAccount\corene100@outlook.com'. Source=.Net SqlClient Data Provider I look up online and try any of the solutions stated but still this error pops up every time I try to click the

问题 The bounty expires in 2 days . Answers to this question are eligible for a +100 reputation bounty. Pratik Butani is looking for an answer from a reputable source : I didn't found proper driver and documentation too. Help with some example or docs about 12c with Java/Android Since last 3 days I am getting problem with just simple connection of Android - Oracle 12c Database. Recently I have uploaded Android-Oracle-Connection but its for 11g version. I have used ojdbc14.jar I have used following