Oracle/ Oracle Database/ Release 19 SQL Language Reference Share on LinkedInShare on XShare on FacebookShare on Email Syntax Description of the illustration upper.eps Purpose UPPERreturnschar, with all letters
This Oracle tutorial explains how to use the Oracle/PLSQL UPPER function with syntax and examples.Description The Oracle/PLSQL UPPER function converts all letters in the specified string to uppercase. If there are characters in the string that are not letters, they are unaffected by this ...
第一种：单句 IF <布尔表达式> THEN PL/SQL 和 SQL语句 END IF; 第二种：二重复句 IF <布尔表...
The following illustrates the syntax of the OracleUPPER()function: UPPER(string)Code language:SQL (Structured Query Language)(sql) Arguments# TheUPPER()function takes one argument: 1)string is the string which is converted to uppercase Return value# TheUPPER()function returns a string with all ...
SQL Server(从 2008 年开始)、Azure SQL 数据库、Azure SQL 数据仓库、并行数据仓库、MySQL 4.0、Oracle、DB2 和所有其他主要数据库系统均支持 UPPER 函数。 例子: SELECTUPPER("geeks") 用法 UPPER(input_text); OR UPPER(column_name); 演示SQL 数据库 ...
AS Testing_Upper -- Alias the result of the uppercase conversion as 'Testing_Upper' FROM dual; -- Dual is a dummy table in Oracle, used here as a placeholder since we're not actually querying any table Explanation: This SQL code is a SELECT statement that demonstrates the use of the ...
Convert varchar value to upper case and then use like operator : Like « Select Query « Oracle PL / SQL Convert varchar value to upper case and then use like operator SQL> SQL> CREATE TABLE product ( 2 product_name VARCHAR2(25),...
Real time Response Yes Results Browsing The Upper Case transformer presents no summary statistics on its processing. In this example, Upper Case is used at the beginning of a process to convert all String attributes to upper case for further processing:...
Upper Use this function to convert all characters to uppercase and return the result. Syntax Parameter Description String Enter a valid string. The default is the value of the current field. Length Enter the length of the output. The default is the length of the current field....
Oracle UPPER function : The Oracle UPPER() function returns a specified character expression in UPPERCASE letters.