postgres connection url

One: Command line Backup and recovery Postgres database①: First switch to Postgres userSu Postgres ②: Backing up a database named host to a temporary file Host.dumpPg_dump-w Host >/tmp/host.dump ③: Import data from backup file infile to database

Try{class.forname ("Org.postgresql.Driver"). newinstance (); String URL= "Jdbc:postgresql://localhost:5432/erp"; String User= "XX"; String pwd= "XX"; Connection Conn=drivermanager.getconnection (URL, user, pwd); Statement St=conn.createstatement ();

JDBC driver download and connection string URL of various databases: java.sun.comproductsjdbcreferenceindustrysupportindex.html database description MySQLwww. mysql. comproductsconnectorjShipped. Butneedtodownload JDBC driver download and connection

JDBC Driver downloads and connection string URL writing for various databases JDBC Driver list on Sun's official website:http://java.sun.com/products/jdbc/reference/industrysupport/index.html Database Description Mysql

The system and software used Ubuntu 12.10Python 2.7.3Django 1.4.2Pycharm 2.6.3Postgresql 9.1VirtualenvVirtualenvwrapperOpenjdk Before you start, be sure to make a backup of your system. Because if the operation is wrong, there will be unnecessary

1. Download the installation packageOfficial website: http://www.postgresql.org/download/According to their own needs, download the installation package,I downloaded a 32-bit version of Windows. Http://get.enterprisedb.com/postgresql/postgresql-9.4.0

Environment: centos 6.4 minimizes the default installation and configures the NIC. Before installing PostgreSQL, check that the Internet connection is normal to download the installation file. Use yum -y update Command to upgrade the system to the

1. Download Kite and Kontrol code git projects are introduced, here is the latest code download, if it is used in production environment, note download stable version from release Go get github.com/koding/kite 2. Installing Kontrol and

database connection Pool Druid 1. What is Druid.Druid is the best database connection pool in the Java language. Druid can provide powerful monitoring and extension capabilities. 2. Where to download DruidDownload the official version:Maven Central

PackageTest.postgre;Importjava.sql.Connection;ImportJava.sql.DriverManager;ImportJava.sql.ResultSet;Importjava.sql.SQLException;Importjava.sql.Statement; Public classSIMPLEJDBC { Public Static voidMain (string[] args) {Connection conn=Getconn ();