就用到了translate函数: SQL> delete from a, where length(translate(trim(a.t_no), '0123456789' || a.t_no, '0123456789')) <> length(trim(a.t_no)); 2.replace 语法:REPLACE(char, search_string,replacement_string) 用法:将c
1.TRANSLATE这个函数的格式:TRANSLATE ( '原本的值','需要被替换的值','替换后的值') 2.便于理解的例子: 例子A(‘原本的值’中如果有值不存在于‘需要被替换的值’,不存在于‘替换后的值’)的查询效果: 1 SELECTTRANSLATE ('ABCDEFGH','ABCDEFG','1234567')ASNEW_STRFROMDUAL; 转换思路('需要被替换的...
Oracle PL/SQL函数可以在Oracle SQL语句中使用。在Microsoft SQL Server中一般可以通过其它方式来实现同样的功能。 在SQL Server中可以用表中给出的查询来代替。 Oracle Microsoft SQL Server SELECT SSN, FNAME, LNAME, ) TUITION_PAID, TUITION_PAID/GET_SUM_ MAJOR(MAJOR) AS PERCENT_MAJOR FROM STUDENT_ADMIN...
TRANSLATE(x,from_string,to_string)函数在x中查找from_string中的字符,并将其转换成to_string中对应的字符。 执行如下: store@PDB1> select translate('secret message: meetme in the park','abcdefghijklmnopqrstuvwxyz','efghijklmnopqrstuvwxyzabcd') fromdual; TRANSLATE('SECRETMESSAGE:MEETMEINTH --- wi...
CREATE OR REPLACE FUNCTION SF_PUB_STRMINUSINT (p_beg in varchar2, p_end in varchar2 ) return int /** AUTH FUNC 两个随机号相减得数 **/ AS v_ret int; vs_geb varchar2(30); vs_str varchar2(30); vn_beg int; vs_dne varchar2(30); vn_end int; begin --反转 select reverse(p_...
Oracle APEX Application Development (APEX Service) is a low-code application development platform that enables developers to quickly build feature-rich, mission-critical apps that are easy to maintain. APEX uses AI to both accelerate app development and provide a richer experience to app users. APEX...
“Fourth-generation languages (4GLs) and low code development tools have been around for decades, and many are tied to a database. For the most part, however, they stand outside the database, interacting as an external client. Oracle APEX resides inside the database system, which enables ...
Switch to keyword args for type_to_sql [#1167, #1168] Replace all_timestamp_attributes with all_timestamp_attributes_in_model [#1129] current_database returns the expected database name [#1135] Use supports_foreign_keys_in_create? [#1143] Address add_column gets ArgumentError: wrong number...
29-2 29.1.4 Do Not Use ldapmodify to Add or Replace a Hashed Attribute's Value in an Entry when a Salted Crypto Scheme is Set ... 29-2 29.1.5 Turkish Dotted I Character is Not Handled Correctly... 29-2 29.1.6 OIDCMPREC Might Modify Operational Attributes......
TRANSLATE(string,from_str,to_str) 的功能:返回将(所有出现的)from_str中的每个字符替换为to_str中的相应字符以后的string。TRANSLATE 是 REPLACE 所提供的功能的一个超集。 如果from_str 比 to_str 长,那么在 from_str 中而不在 to_str 中的额外字符将从 string 中被删除,因为它们没有相应的替换字符。to...