In this example, if the deptno column has a 10 in it, the SQL query will return the value accounting rather than the number 10. If the deptno is not 10, 20, 30, or 40, then the CASE statement will fall through to the ELSE clause, which will return unassigned. Note that with a s...
在ORDER BY子句中使用CASE表达式将所有组合列入白名单。当条件不匹配时，CASE表达式将返回NULL，并且所有行...
The searched CASE statement has the following syntax: CASE WHEN e1 THEN r1 [ WHEN e2 THEN r2] ... [ELSE r_else] END Code language: SQL (Structured Query Language) (sql) The searched CASE expression evaluates the Boolean expression (e1, e2, …) in each WHEN clause in the order that ...
The conditions that must all be the same datatype. The conditions are evaluated in the order listed. Once aconditionis found to be true, the CASE statement will return the result and not evaluate the conditions any further. result_1, result_2, ... result_n Results that must all be the...
CASE expression syntax is similar to an IF-THEN-ELSE statement. Oracle checks each condition starting from the first condition (left to right). When a particular condition is satisfied (WHEN part) the expression returns the tagged value (THEN part). If none of the conditions are matched, the...
|2|BITMAPCONVERSIONCOUNT||86565|5(0)|00:00:01||3|BITMAPINDEXFASTFULLSCAN|IDX_BITM_T_STATUS|||---Note---dynamic sampling usedforthisstatement(level=2)
newInstance(); Statement stmt = null; ResultSet rs=null; String oraUrl="jdbc:oracle:thin:@127.0.0.1:1521:orcl"; String oraUser="TEST"; String oraPWD="123456"; try { DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver()); }catch (SQLException e) { out.print("filed!!"); }...
By default, Oracle checks content as well as casing, while comparing the two strings in "where" or "like" or "case" statements. For example, the statement given below will return 0. SELECT CASE WHEN 'abc'='ABC' THEN 1 ELSE 0 END AS MATCHED FROM DUAL; ...
Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at his own expense. Modifications: Any modifications made to this device that are not approved by Oracle may void the authority granted ...
Conventions Navigate: This is a navigate statement. It tells you how to get to the start of the procedure and ends with a screen shot of the starting point and the statement "the Window Name window opens." This is a code sample It is used to display examples of code xxiv 1 ...