search:update case when oracle相關網頁資料

瀏覽:1311
日期:2024-07-12
Example - Using EXISTS Clause You can also perform more complicated updates in Oracle. You may wish to ......
瀏覽:1087
日期:2024-07-13
The SQL standard for DML UPDATE statements can be complex and convoluted and there are best practices ......
瀏覽:712
日期:2024-07-14
UPDATE ACCOUNT SET ACCOUNT_STATUS = CASE WHEN ACCOUNT_STATUS = '004460721' THEN 5 WHEN ACCOUNT_STATUS ......
瀏覽:905
日期:2024-07-15
This Oracle tutorial explains how to use the Oracle/PLSQL CASE statement with syntax and examples. The Oracle/PLSQL CASE statement has the functionality of an IF-THEN-ELSE statement. Starting in Oracle 9i, you can use the CASE statement within a SQL ......
瀏覽:1282
日期:2024-07-10
This article steps administrators through updating an Oracle Solaris 11 system with software packages that are provided with an active Oracle support agreement, covering some of the basics that administrators should know to ensure the update goes successf...
瀏覽:368
日期:2024-07-11
CASE WHEN statement with variable : Case « PL SQL « Oracle PL / SQL ... SQL> SQL> SQL> CREATE TABLE lecturer ( 2 id NUMBER(5) PRIMARY KEY, 3 first_name VARCHAR2(20), 4 last_name VARCHAR2(20), 5 major VARCHAR2 ......
瀏覽:968
日期:2024-07-13
DECODE EXAMPLE: SELECT supplier_code, decode(supplier_id, 10000, 'IBM', 10001, 'Microsoft', 10002, 'Hewlett Packard', 'Gateway') supplier_name FROM suppliers; The DECODE() function accepts a field name to evaluate, then allows you to specify what result ....
瀏覽:1143
日期:2024-07-12
Rename case when column : Case Query « Select Query « Oracle PL / SQL ... SQL> SQL> create table emp 2 ( empno NUMBER(4) constraint E_PK primary key 3 , ename VARCHAR2(8) 4 , init VARCHAR2(5) 5 , job VARCHAR2(8) 6 ......