sqlplus select statement

Tips for using sqlplus During Oracle maintenance, Oracle currently has many easy-to-use client tools, such as PLSQL, delveloer, and toad. However, as a database administrator, you also need to deal with sqlplus frequently, some common operations

Our usual DML, DDL, and DCL statements are sql*plus statements that, when executed, can be stored in an area of memory called SQL Buffer, and can only hold a recently executed SQL statement, and we can save SQL in SQL buffer Statements are modified

The DML, DDL, and DCL statements we usually call are SQL * plus statements. After they are executed, they can be stored in a memory area called SQL buffer, in addition, only one SQL statement can be saved recently. We can modify the SQL statement

Sqlplus Problems in Interactive interface Two non-interactive ways to use Sqlplus 1 via external command file 2 via standard input Use the pipe to do the processing Places to watch A simple script 1

Use of oracle sqlplus 1. log on to sqlplus www.2cto.com oracle @ omu:> sqlplus/assysdba oracle @ omu:> sqlplus sys/oracle as sysdba 2 as a system administrator. connect to the database (You need to log on to sqlplus first) SQL> conn cgp_1/cgp_1 SQL>

when an Oracle database is installed successfully, related database information is displayed: Global Database name: Oracle System identifier (SID): Oracle Server parameter filename: C:\oracle\product\10.2.0\db_1/dbs/spfileoracle.ora The Database

Sqlplus Problems in Interactive interface Two non-interactive ways to use Sqlplus 1 via external command file 2 via standard input Using pipelines for follow-up treatment Places to be aware of A simple script

Once the oracle database is successfully installed, the related database information is displayed: Global Database Name: oracleSystem identifier (SID): oracleServer parameter file name: c: \ oracle \ product \ 10.2.0 \ db_1/dbs/spfileoracle.

Sqlplus Problems in Interactive interface Two non-interactive ways to use Sqlplus 1 via external command file 2 via standard input Using pipelines for follow-up treatment Places to be aware of A simple script

Sqlplus searches for and loads two files: login. SQL and glogin. SQL. Glogin. SQL files are stored in the $ ORACLE_HOMEsqlplusadmin directory by default, Sqlplus searches for and loads two files: login. SQL and glogin. SQL. The glogin. SQL file is