psql use database

The method for installing only the PostgreSQL client tool psql recently has a project. the customer uses ppas of edb and does not only install the psql installation package. the customer said that there was some inconvenience and the following DIY

I. INTRODUCTION to psql is a PostgreSQL command line interactive client tool, similar to the command line tool sqlplus: 1 in Oracle allows you to interactively type SQL or commands, then they are sent to the PostgreSQL server, and then the SQL or

Psql powerful, skills how to use only follow-up slowly supplemented, see a tool first see how to use Help$ psql #连接到数据库服务器, in which you can enter the appropriate SQL statement or PSQL command, psql command starts with \$ \l #列出所有的数据库$ \d #查看表的结构$

/* Project name: use C language to dynamically operate the sqilite3 Database** Project member: Zhang Shuangxi** Compiling environment: gcc** Project functions:* 1. dynamically create a table* 2. dynamically implement basic table operations (add,

The command syntax for Psql is:psql [Options] [dbname [username]]The Psql command-line options and their meanings are listed in table 1-1. Use the following command to see a complete list of options for Psql:$ psql--helpTable 1-1 psql command-line

Log in to the PostgreSQL database consolepsql 数据库名Login successful Display[zpf@kevin ~]$ psql postgrespsql (9.4.1)Type"help"for help.postgres=#Create DATABASE User xxxCREATE USER xxx WITH PASSWORD ‘xxxxxx‘;Create a database yyy and specify all of

Common Psql commands Source: http://www.cnblogs.com/happyhotty/articles/1920455.html \ D[ Table] List tables in the database or (if declared) tables TableIf the table name is declared with a wildcard ("*"), it lists the column/field

Rails connection PostgreSQL error: psql: Fatal error: User Login sident authentication failed Rails connection PostgreSQL error: psql: Fatal error: User's ipvs Ident authentication failed Psql: Fatal error: User "s" Ident authentication failed 1

1. Switch to Postgres user;2. Enter: Psql, enter the client psql of PostgreSQL;3.\l View all the current databases;4.psql Database1 connected to database1 this database;5. \dt View all the tables of the currently connected database (DATABASE1);6. \d

I. Description of the orderPsql is the interactive terminal of PostgreSQL, which is equivalent to Sqlplus in Oracle. When the command is executed to connect to the database, the default user and database are Postgressecond, the command parameters-C