1090 sdr

System. data. sqlClient; using System. linq; using System. text; using System. threading. tasks; namespace SQLTest {class Program {static void Main (string [] args) {// connect to the database string connection = "server = Pan Shang \ SQLEXPRESS; database = db_test; trusted_Connection = true "; SqlConnection SC = new SqlConnection (connection); // SC. connectionString = conne Ction; try {SC. Open (); // Open the database connection Console. WriteLine ("the database connection has been enabled!

fs = File. OpenWrite (saveFileDialog1.FileName )) { Using (StreamWriter sw = new StreamWriter (fs, System. Text. Encoding. GetEncoding ("GB2312 "))) { Using (SqlConnection conn = new SqlConnection (@ "Data Source =. \ SQLEXPRESS; AttachDbFilename = '| DataDirectory | \ dd. mdf '; Integrated Security = True; User Instance = True ")) { Conn. Open (); Using (SqlCommand cmd = conn. CreateCommand ()) { Cmd. CommandText = "select * from T_Persons "; Using (SqlDataReader

Source: Http://hi.baidu.com/kb81/blog/item/c8315f8236e85aa Recently, a website requires an infinitely hierarchical drop-down list, so the following small works are available. At first, I thought that the unlimited drop-down list function should be very simple. It is nothing more than a recursion.AlgorithmOkay,ProgramIt is actually a recursive algorithm. Private Void Getarticlecategory ( String PID) {Sqlconnection Conn = New Sqlconnection ( " Server =.; database

Void Build ( String Constring, String Indexlocation ){ Analyzer Analyzer = New Standardanalyzer (); Indexwriter Writer = New Indexwriter (Indexlocation, analyzer ); Sqldatareader SDR = Dbhelper . Executereader (constring, Commandtype . Text, "Select Top 100 ID, title, content from article" ); While (SDR. Read ()){ Document Doc = New Document (); // Create record ob

ToString (){Return quot; are in consoleapplication2.myclassquot;;}}}Namespace Testusing{Using ConsoleApplication1;Using ConsoleApplication2;Class Classtestusing{Staticvoid Main (){AClass my1 = new AClass ();Console.WriteLine (MY1);Bclass my2 = new Bclass ();Console.WriteLine (MY2);Console.WriteLine (quot;ress any keyquot;);Console.read ();}}} using (SDR = cmd.) ExecuteReader (commandbehavior.closeconnection)) { Dt. Load (

Copy Code code as follows: private string toadd = "├". { SqlConnection conn = new SqlConnection ("server=.; database=test;uid=sa;pwd=; "); String sql = "Select Articlesgroup_id,groupname from Articlesgroup where articlesgroup_parent_id= @pid order by GroupName" ; SqlCommand cmd = new SqlCommand (SQL, conn); SqlParameter Pid = new SqlParameter ("@pid", SqlDbType.Int); Pid.value = pid; Cmd. Parameters.Add (Pid); Conn. Open (); SqlDataReader

. The MQSC command was not read.All commands have no syntax errors.All valid MQSC commands have been processed. C:/Program Files/ibm/websphere MQ/BIN>RUNMQSC QM25724-B41 (C) Copyright IBM Corp. 1994, 2002. All rights RESERVED.Starts the MQSC of the queue Manager QM2. DEF QL (QM2. A1:def QL (QM2. AThe Amq8006:websphere MQ queue was created.DEF QL (QM2. B2:def QL (QM2. BThe Amq8006:websphere MQ queue was created.DEF CHL (CH. Qm2_qm1. TCP) Chltype (SDR)

Tags: style blog class Code Java tarThe database that was loaded vs2010 a few days ago failed, but the course requires a database so you have to go to MySQL and share a simple example of using MySQL in C # below.1mysqlconnection MySQL =Newmysqlconnection (MYSQLSTR);//mysqlstr is a connection statement2 MySQL. Open ();3Mysqlcommand cmd=NewMysqlcommand ("SQL statement", MySQL);4 5DataTable dt =NewDataTable ();6Mysqldatareader SDR =cmd. ExecuteReader ()

/huangz1990/annotated_redis_sourceJedis:Jedis is a Java-oriented client for Redis, which provides many interfaces for Java language calls. Can be downloaded on the Redis official website, of course, there are some open source enthusiasts to provide clients, such as Jredis, SRP, etc., recommend the use of Jedis.Spring Data RedisThe SDR is spring's official launch, which is a sub-framework of the Spring Framework integrated Redis operation that encapsul

Spring-data-redis offers a variety of serializer strategies that are very handy for developers using Jedis. SDR offers 4 built-in serializer: Jdkserializationredisserializer: Using the JDK serialization means (serializable interface, Objectinputstrean,objectoutputstream), the data is stored in a byte stream Stringredisserializer: String encoding, data is stored as String Jacksonjsonredisserializer:json Format Storage Oxmserializer

follows Copy Code String Snum=tbstudentnum. Text. Trim ();String str = "SELECT * from Student where studentnum= '" + snum + "'";command. CommandText =str;Connection. Open ();if (command. ExecuteScalar () = null){MessageBox.Show ("The student number you entered does not exist!") "," error ", Messageboxbuttons.ok,messageboxicon.error);}Else{SqlDataReader SDR = command. ExecuteReader ();while (SDR