--SQLPLUS默認編輯器設置為videfine _editor=vi--默認打開DBMA_OUTPUT,這樣不必要每次在輸入這個命令，同時將默認緩沖池設置得盡可能大set serveroutput on size 1000000--假脫機輸出文本時，會去除文本行兩端的空格，而且行寬不定，如果設置為off（默認設置），假脫機輸出的文本行寬度則等于所設置的linesizeset trimspool on--設置選擇LONG和CLOB列時顯示的默認字節數set long 5000--設置顯示的文本寬為200個字符set linesize 200--設置SQLPLUS多久打印一次標題，將此參數設置大些這樣每頁只顯示一次標題set pagesize 9999--設置AUTOTRACE得到解釋計劃輸出的默認寬度，一般80足夠放下整個計劃column plan_plus_exp format a80--設置SQLPLUS提示符，顯示格式為用戶@數據庫名column global_name new_value gnameset termout offdefine gname=idlecolumn global_name new_value gnameselect lower(user) ||'@'|| substr(global_name,1,decode(dot,0,length(global_name),dot-1)) global_namefrom (select global_name,instr(global_name,'.') dot from global_name);set sqlprompt '&gname>'set termout on

[oracle@RHEL65 ~]$ sqlplus scott/oracleSQL*Plus: Release 11.2.0.1.0 Production on Sat Jan 23 00:11:26 2016Copyright (c) 1982, 2009, Oracle. All rights reserved.Connected to:Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit ProductionWith the Partitioning, OLAP, Data Mining and Real Application Testing optionsscott@ORCL>select * from emp;EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO---------- ---------- --------- ---------- ------------------- ---------- ---------- ----------7369 SMITH CLERK 7902 1980-12-17 00:00:00 800 207499 ALLEN SALESMAN 7698 1981-02-20 00:00:00 1600 300 307521 WARD SALESMAN 7698 1981-02-22 00:00:00 1250 500 307566 JONES MANAGER 7839 1981-04-02 00:00:00 2975 207654 MARTIN SALESMAN 7698 1981-09-28 00:00:00 1250 1400 307698 BLAKE MANAGER 7839 1981-05-01 00:00:00 2850 307782 CLARK MANAGER 7839 1981-06-09 00:00:00 2450 107788 SCOTT ANALYST 7566 1987-04-19 00:00:00 3000 207839 KING PRESIDENT 1981-11-17 00:00:00 5000 107844 TURNER SALESMAN 7698 1981-09-08 00:00:00 1500 0 307876 ADAMS CLERK 7788 1987-05-23 00:00:00 1100 207900 JAMES CLERK 7698 1981-12-03 00:00:00 950 307902 FORD ANALYST 7566 1981-12-03 00:00:00 3000 207934 MILLER CLERK 7782 1982-01-23 00:00:00 1300 1014 rows selected.scott@ORCL>set autot trace exp stat;scott@ORCL>select * from emp;14 rows selected.Execution Plan----------------------------------------------------------Plan hash value: 3956160932--------------------------------------------------------------------------| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time |--------------------------------------------------------------------------| 0 | SELECT STATEMENT | | 14 | 532 | 3 (0)| 00:00:01 || 1 | TABLE ACCESS FULL| EMP | 14 | 532 | 3 (0)| 00:00:01 |--------------------------------------------------------------------------Statistics----------------------------------------------------------0 recursive calls0 db block gets8 consistent gets0 physical reads0 redo size1630 bytes sent via SQL*Net to client524 bytes received via SQL*Net from client2 SQL*Net roundtrips to/from client0 sorts (memory)0 sorts (disk)14 rows processedscott@ORCL>