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regexp_substr 在 コバにゃんチャンネル Youtube 的最佳貼文

コバにゃんチャンネル By コバにゃんチャンネル

2021-10-01 13:19:08 有 9 人看過 有 1 人喜歡
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regexp_substr 在 大象中醫 Youtube 的精選貼文

大象中醫 By 大象中醫

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長照是一個劇變的旋轉舞台 百年難得一見 沒有準備的人 被旋轉舞台甩出去 不是坐下就是躺下 而大象中醫是太極的推手 推動著旋轉舞台 讓 所有爬不起來的人 背後有一股推手力量 支撐再站起來
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regexp_substr 在 大象中醫 Youtube 的最讚貼文

大象中醫 By 大象中醫

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長照是一個劇變的旋轉舞台 百年難得一見 沒有準備的人 被旋轉舞台甩出去 不是坐下就是躺下 而大象中醫是太極的推手 推動著旋轉舞台 讓 所有爬不起來的人 背後有一股推手力量 支撐再站起來
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社群媒體上有些相關的討論：

regexp_substr 在 amazon-redshift-developer-guide/REGEXP_SUBSTR.md at ... 的推薦與評價

REGEXP_SUBSTR function. Returns the characters extracted from a string by searching for a regular expression pattern. REGEXP_SUBSTR is similar to the ... ... <看更多>

regexp_substr 在 Extract left part of field with regexp_substr after two specific ... 的推薦與評價

substr("fieldname",regexp_match("fieldname",'_S')+2). regexp_match fetches the starting position of the string you're looking for. substr ... ... <看更多>

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搜尋相關連結

#1. REGEXP_SUBSTR 函數- Amazon Redshift

搜尋規則表達式模式，傳回從字串中擷取的字元。

#2. Oracle中REGEXP_SUBSTR函式(拆分字串,類似java裡面的split ...

REGEXP_SUBSTR 函式格式如下： function REGEXP_SUBSTR(String, pattern, position, occurrence, modifier) __srcstr.

#3. oracle使用regexp_substr函式將字串拆分成集合- IT閱讀

function REGEXP_SUBSTR(String, pattern, position, occurrence, modifier) __srcstr ：需要進行正則處理的字串 __pattern ：進行匹配的正則表示式

#4. REGEXP_SUBSTR

REGEXP_SUBSTR extends the functionality of the SUBSTR function by letting you search a string for a regular expression pattern.

#5. Oracle / PLSQL: REGEXP_SUBSTR Function - TechOnTheNet

The Oracle/PLSQL REGEXP_SUBSTR function is an extension of the SUBSTR function. This function, introduced in Oracle 10g, will allow you to extract a ...

#6. Oracle中REGEXP_SUBSTR函式(字串轉多行) | IT人

Oracle中 REGEXP_SUBSTR 函式的使用說明：. 題目如下: ... function REGEXP_SUBSTR(String, pattern, position, occurrence, modifier).

#7. oracle中的函数regexp_substr()使用心得及正则表达式 - CSDN ...

一、各个参数的解释说明：function REGEXP_SUBSTR(String, pattern, position, occurrence, modifier)string:需要进行正则处理的字符串pattern：进行 ...

#8. Oracle REGEXP_SUBSTR 字串擷取函式的使用_其它 - 程式人生

REGEXP_SUBSTR (String, pattern, position, occurrence, modifier). 引數說明：. String， 原字串; pattern， 進行匹配的正則表示式; position， 起始 ...

#9. Oracle REGEXP_SUBSTR - Oracle Tutorial

The Oracle REGEXP_SUBSTR() function is an advanced version of the SUBSTR() function that allows you to search for substrings based on a regular expression.

#10. REGEXP_SUBSTR scalar function - IBM

The REGEXP_SUBSTR scalar function returns one occurrence of a substring of a string that matches the regular expression pattern.

#11. REGEXP_SUBSTR - Vertica

Returns the substring that matches a regular expression within a string. If no matches are found, this function returns NULL. This is different from an empty ...

#12. Using Oracle REGEXP_SUBSTR function & CONNECT BY ...

Using Oracle REGEXP_SUBSTR function & CONNECT BY LEVEL clause to Decompose String. col String format a10 select REGEXP_SUBSTR('123,456,789' ...

#13. 15.00 - REGEXP_SUBSTR - Teradata Database

REGEXP_SUBSTR Purpose Extracts a substring from source_string that matches a regular expression specified by regexp_string. REGEXP_SUBSTR supports 2, 3, 4, ...

#14. REGEXP_SUBSTR | Exasol Documentation

Learn about the REGEXP_SUBSTR function provided by Exasol.

#15. MySQL 8.0 Reference Manual :: 12.8.2 Regular Expressions

REGEXP_REPLACE(), Replace substrings matching regular expression. REGEXP_SUBSTR(), Return substring matching regular expression.

#16. REGEXP_SUBSTR() select before string - Stack Overflow

You need to specify 'i' for case-insensitive matching. Having said that, your REGEXP is incorrect... [^(RED]+ will match all characters ...

#17. REGEXP_SUBSTR - 大数据计算服务 - 帮助中心

本章节为您介绍字符串函数中的REGEXP_SUBSTR函数，并提供参考示例。 函数声明如下。 string regexp_substr(string source, string pattern[, ...

#18. regexp_substr tips - Burleson Consulting

The REGEXP_SUBSTR function is the advanced version of the classic SUBSTR function, allowing us to search for strings based on a regular expression pattern.

#19. REGEXP_SUBSTR - SingleStore Documentation

MemSQL is now SingleStore - Searches a string for a regular expression pattern and returns the matching substring. REGEXP_SUBSTR supports the extended and ...

#20. SQL REGEXP_SUBSTR() Function - Way2tutorial

SQL REGEXP_SUBSTR() function return substring from the original string. This substring is searching in original string using regular expression pattern.

#21. Regular Expression Support in Oracle (REGEXP_COUNT ...

So our regular expression will be "\d{4}" or "[0-9]{4}". The REGEXP_SUBSTR function returns the string matching the regular expression, so that can be used to ...

#22. oracle sql 逗號分割REGEXP_SUBSTR 函數 - 台部落

1.REGEXP_SUBSTR函數. 這個函數的作用是正則分隔字符串,用法爲function REGEXP_SUBSTR(string, pattern, position, occurrence, modifier) 參數說明: ...

#23. REGEXP_SUBSTR() Function in Oracle | Database.Guide

In Oracle, the REGEXP_SUBSTR() function returns a substring from a string, based on a regular expression pattern.

#24. Oracle REGEXP_SUBSTR function - w3resource

The REGEXP_SUBSTR function use used to return the substring that matches a regular expression within a string. This function returns NULL ...

#25. REGEXP_SUBSTR function [String] - Sybase Infocenter

REGEXP_SUBSTR function [String]. Extracts substrings from strings using regular expressions. Syntax. REGEXP_SUBSTR( expression, regular-expression ...

#26. {Function} regexp_substr - Oracle ERP學習經驗分享- 痞客邦

SELECT REGEXP_SUBSTR ( 'RMA(25100001/2) IR(1040855/3) ISO(251000013/1.10) MTI(175709008)', '[[:alnum:]]+',1,6) FROM DUAL. ----Result-----.

#27. REGEXP_SUBSTR - MariaDB Knowledge Base

Syntax. REGEXP_SUBSTR(subject,pattern). Description. Returns the part of the string subject that matches the regular expression pattern , or an empty string ...

#28. REGEXP_SUBSTR

REGEXP_SUBSTR. The REGEXP_SUBSTR function searches a string for a substring of a specified pattern and returns that substring. See also:.

#29. REGEXP_SUBSTR - Snowflake Documentation

Returns the substring that matches a regular expression within a string. If no match is found, returns NULL. See also String Functions (Regular Expressions).

#30. 切字串的方法@ 提姆爬文中 - 隨意窩

REGEXP_SUBSTR ()共有5個參數，這裏只用了兩個，第一個參數是被搜尋的部份，第二個參數是要用來找的字串，這表示我要找以'計薪年月='開頭的部份，後半截的中括號[]與大 ...

#31. Oracle SQL function: REGEXP_SUBSTR

regexp_substr is the regular expression version of substr . · The basic usage of regexp_substr is to search for the regular expressions pattern in text and ...

#32. REGEXP_SUBSTR - Oracle Database Online Documentation ...

REGEXP_SUBSTR extends the functionality of the SUBSTR function by letting you search a string for a regular expression pattern.

#33. MySQL regexp_substr() function - javatpoint

The REGEXP_SUBSTR() function in MySQL is used for pattern matching. This function returns the substring from the input string that matches the given regular ...

#34. Oracle中REGEXP_SUBSTR函數 - ZenDei技術網路在線

一、REGEXP_SUBSTR函數的使用說明： Regexp_Substr(String,pattern,position,occurrence ,modifier )一共包含了五個參數： String：操作的字元串； pa ... 列子：.

#35. Oracle REGEXP_SUBSTR function - SQLS*Plus

The Oracle/PLSQL REGEXP_SUBSTR function is an extension of function SUBSTR. This function, represented in Oracle 10g, allows you to extract ...

#36. 將複合字串拆成多欄位－以ORACLE及SQL為例 - 黑暗執行緒

最近在ORACLE再次與此問題狹路相逢，這回爬文學到一個神奇函數－REGEXP_SUBSTR，可在ORACLE用Regular Expression處理字串，做到類似Split()的效果。

#37. oracle sql 逗号分割REGEXP_SUBSTR 函数 - 博客园

REGEXP_SUBSTR 函数. 这个函数的作用是正则分隔字符串,用法为. function REGEXP_SUBSTR(string, pattern, position, occurrence, modifier). 参数说明:

#38. Oracle函数REGEXP_SUBSTR结合CONNECT BY - 云+社区

REGEXP_SUBSTR 函数. REGEXP_SUBSTR函数格式如下：. function REGEXP_SUBSTR(String, pattern, position, occurrence, modifier). __srcstr ：需要进行正则 ...

#39. MySQL REGEXP_SUBSTR()用法及代码示例 - 纯净天空

REGEXP_SUBSTR () 与SUBSTRING 函数相同，但不是只提取给定的子字符串，该函数还允许我们搜索字符串以查找正则表达式模式。 用法. 以下是在MySQL 中使用此函数的基本语法：.

#40. Oracle REGEXP_SUBSTR 用法 - Hsiwei say somethings.

REGEXP_SUBSTR 寫法如下: REGEXP_SUBSTR( DATA_GROUP , ' [ ^ _ ] { 7 } ' ) DATA_GROUP : 欄位 [ ^ _ ] : 中括號裡面，^後的字元= 停止字元，這 ...

#41. amazon-redshift-developer-guide/REGEXP_SUBSTR.md at ...

REGEXP_SUBSTR function. Returns the characters extracted from a string by searching for a regular expression pattern. REGEXP_SUBSTR is similar to the ...

#42. REGEXP_SUBSTR 函数- Amazon Redshift - Amazon Web ...

REGEXP_SUBSTR 与SUBSTRING 函数 函数相似，只不过前者可让您在字符串中搜索正则表达式模式。有关正则表达式的更多信息，请参阅POSIX 运算符。

#43. regexp_substr - René Nyffenegger on Oracle

regexp_substr is an Oracle SQL function that enables regular expressions in queries. It enhances the 'traditional' substr. Links. See also On splitting a string ...

#44. MySQL 正则表达式：regexp_substr 函数 - LearnKu

MySQL regexp_substr() 函数用于模式匹配。它从给定的字符串中返回子字符串。 语法select regexp_substr('str', 'match_type', occurrence, position, ); 示例1 select ...

#45. REGEXP_SUBSTR - Developer Guide - Alibaba Cloud

The REGEXP_SUBSTR function searches a string for a pattern specified by a POSIX compliant regular expression. This function returns the ...

#46. regexp_substr() - pgPedia - a PostgreSQL Encyclopedia

regexp_substr (). A function returning a substring matching the regular expression. This entry relates to a PostgreSQL feature which is part of PostgreSQL 15 ...

#47. regexp_substr - SQL & PL/SQL - ORACLE Database ...

It's easier to see what other regular expression functions, like REGEXP_SUBSTR or REGEXP_INSTR are doing, so let's look at them: WITH cntr AS ( SELECT LEVEL AS ...

#48. 2.4.5 Pattern Matching String Functions - EDB Postgres

Advanced Server offers support for the REGEXP_COUNT, REGEXP_INSTR and REGEXP_SUBSTR functions. These functions search a string for a pattern specified by a ...

#49. sql - REGEXP_SUBSTR 与INSTR 和SUBSTR 的性能和可读性

来自我的另一个问题，Using REGEXP_SUBSTR with Strings Qualifier ，我正在尝试决定使用哪种方法更好。 结果数据集应该只显示分隔符之前的字符串 PLE , # 和 ALL 依次 ...

#50. Oracle通过正则表达式分割字符串REGEXP_SUBSTR的代码详解

REGEXP_SUBSTR 函数格式如下：. function REGEXP_SUBSTR(string, pattern, position, occurrence, modifier). string ：需要进行正则处理的字符串

#51. substr vs. regexp_substr

regexp_substr. Oracle Tips by Burleson. Oracle10g Changes to SUBSTR. The SUBSTR function has been extended by the regexp_substr function ...

#52. oracle 的regexp_substr()的用法_mb5fdcae3079e89的技术博客

SELECT replace(WMSYS.WM_CONCAT(wrxm), ',', '-') FROM (SELECT regexp_substr('3071-9036-8719', '[^-]+', 1,rownum) col1

#53. REGEXP_SUBSTR — SQream DB 2021.1 documentation

Returns the occurence of a regex match. See also: REGEXP_INSTR, REGEXP_COUNT. Syntax¶. REGEXP_SUBSTR( string_expr ...

#54. REGEXP_SUBSTR ФУНКЦИЯ

Функция Oracle/PLSQL REGEXP_SUBSTR является расширением функции SUBSTR. Эта функция, представленная в Oracle 10g, позволит вам извлечь подстроку из строки, ...

#55. Regular Expression for REGEXP_SUBSTR in Oracle - Pretag

In Oracle, the REGEXP_SUBSTR() function returns a substring from a string, based on a regular expression pattern. ,The Oracle/PLSQL ...

#56. Extract left part of field with regexp_substr after two specific ...

substr("fieldname",regexp_match("fieldname",'_S')+2). regexp_match fetches the starting position of the string you're looking for. substr ...

#57. PLSQL_基礎系列1_正則表達REGEXP_LIKE ... - 程式師世界

3 REGEXP_SUBSTR ：與SUBSTR的功能相似. 4 REGEXP_REPLACE ：與REPLACE的功能相似. 它們在用法上與Oracle SQL 函數LIKE、INSTR、SUBSTR 和REPLACE ...

#58. 关于sql：使用regexp_substr在Oracle中将空格和字符分隔为 ...

Split string by space and character as delimiter in Oracle with regexp_substr我正在尝试使用regexp_subtr分割字符串，但是我无法使其工作。

#59. REGEXP_SUBSTR函数用法，_teradata | 和通数据库 - oracle ...

REGEXP_SUBSTR 函数用法，. 6.14 提取第n个分隔的子串REGEXP_SUBSTR函数格式如下： function REGEXP_SUBSTR(String, pattern, position, occurrence, ...

#60. Oracle REGEXP_SUBSTR function equivalent in Bigquery

REGEXP_SUBSTR function Conversion Examples. REGEXP_SUBSTR function in Oracle. extract a substring from a string using regular expression pattern matching ...

#61. regexp_substr en SQL server - MSDN

Buenas como podria pasar la siquiente consulta a sql server ya que este no cuenta con la funcion regexp_substr. (select REGEXP_SUBSTR (txt ...

#62. Oracle REGEXP_SUBSTR

Some examples of use of REGEXP_SUBSTR to analyze data or for data validation/loading. Example 1: E-mail Address Analysis. -- Split email address into name, ...

#63. REGEXP_SUBSTR function in Oracle - Programmer Sought

REGEXP_SUBSTR extensions of the SUBSTR function. Lets you search for a regular expression pattern string. This is also similar to REGEXP_INSTR. But returns the ...

#64. REGEXP_SUBSTR oracle 10g feature - Interview Sansar

REGEXP_SUBSTR function is an extension of the SUBSTR function. REGEXP_SUBSTR extractS a substring from a string using regular expression pattern ...

#65. Native Regular Expressions In DB2 For i 7.1 And 7.2 - IT Jungle

REGEXP_SUBSTR (a.k.a. REGEXP_EXTRACT). This function will extract a substring from a given column or expression based on a regex pattern.

#66. MySQL REGEXP_SUBSTR() function - Demo2s.com

REGEXP_SUBSTR (expr, pat [, pos [, occurrence[, match_type]]]). Returns the substring of the string expr that matches the regular expression specified by the ...

#67. String functions | BigQuery | Google Cloud

REGEXP_SUBSTR (value, regexp[, position[, occurrence]]). Description. Synonym for REGEXP_EXTRACT. Return type. STRING or BYTES. Examples.

#68. [PL/SQL] 用regexp_substr分割字符串后如何排序- Oracle开发

如果分割的结果中没有null值，则一切正常，但如果有null值，则分割后的... 用regexp_substr分割字符串后如何排序,ITPUB论坛－专业的IT技术社区.

#69. REGEXP_SUBSTR – sqlpatterns - Oracle SQL Tricks, Tips ...

Solution #2. Using LISTAGG and REGEXP_SUBSTR functions ... This is an “order” based approach that sorts the values within a concatenated string and then uses ...

#70. Teradata Regular Expression Functions - DbmsTutorials

regexp_substr ; regexp_replace; regexp_instr; regexp_similar; regexp_split_to_table. All regexp function has regular expression string as one of the input ...

#71. oracle sql 逗号分割REGEXP_SUBSTR 函数 - HelloWorld

REGEXP_SUBSTR 函数. 这个函数的作用是正则分隔字符串,用法为. function REGEXP_SUBSTR(string, pattern, position, occurrence, modifier). 参数说明:

#72. Oracle Regular Expressions Pocket Reference [Book]

Name REGEXP_SUBSTR — Extracts text matching a pattern Synopsis REGEXP_SUBSTR scans a string for text matching a regular expression, and then returns that ...

#73. Regexp_substr function in Teradata with examples -

But It doesn't allow regular expression to get the string with specific pattern. On the other hand, Regexp_substr function extracts a substring ...

#74. REGEXP_SUBSTR - شرکت داده پردازان ارتباط گستر ویونا

تابع REGEXP_SUBSTR به صورت زیر نوشته می‌شود: 1. REGEXP_SUBSTR ( string, pattern [, start_position [, nth_appearance [, match_parameter [, sub_expression ] ...

#75. Documentation: 9.4: Pattern Matching - PostgreSQL

Aside from the basic "does this string match this pattern?" operators, functions are available to extract or replace matching substrings and to split a string ...

#76. REGEXP_SUBSTR - MariaDB - W3cubDocs

Syntax. REGEXP_SUBSTR(subject,pattern). Description. Returns the part of the string subject that matches the regular expression pattern , or an empty string ...

#77. Performance and Readability of REGEXP_SUBSTR vs INSTR ...

From My other question, Using REGEXP_SUBSTR with Strings Qualifier, I'm trying to decide which approach would be better to use.

#78. oracle将一个字段拆分成多个值（regexp_substr函数）

select regexp_substr(p.attributename, '[^,]+',1,level) c1. from tablename p. connect by ...

#79. REGEXP_SUBSTR to search text between parentheses

The following code searches for comments between parentheses, using the REGEXP_SUBSTR function. The search pattern looks for a left parenthesis, ...

#80. REGEXP_SUBSTR - MariaDB - Runebook.dev

Syntax. REGEXP_SUBSTR(subject,pattern). Description. 返回字符串的部分 subject 与正则表达式匹配 pattern ，如果，或一个空字符串 pattern 没有被发现。

#81. Problem with regexp_substr if the string with null values ...

Problem with regexp_substr if the string with null values between commas. Hi all. My version of DB is 10.1.0.5.0. I want to extract the string values using ...

#82. REGEXP_SUBSTR extract everything before specific character

REGEXP_SUBSTR extract everything before specific character ... One of the frequently asked questions about REGEXP in Oracle SQL are like “How to ...

#83. 在Oracle用REGEXP_SUBSTR分割字串並做動態SQL

在Oracle用REGEXP_SUBSTR分割字串並做動態SQL. Dotblogs 的標籤：Oracle ,隨手記. 正好又做了一個類似的需求，所以乾脆筆記一下，才不會每次要寫又要 ...

#84. REGEXP_SUBSTR - オラクル・Oracle SQL 関数リファレンス

REGEXP_SUBSTR 関数：文字列 string 中の検索開始位置 position から 正規表現パターン文字列 pattern で検索し、その検索文字列が 検知回数 occurence 回目に現れた ...

#85. regexp_substr pick out gibberish names in text field - SAS ...

I was passed the REGEXP_SUBSTR function by a colleague and got the function to work on another data set. The field I am applying to in my ...

#86. The Complete Guide to Oracle REGEXP Functions - Database ...

REGEXP_INSTR; REGEXP_REPLACE; REGEXP_SUBSTR; REGEXP_COUNT (added in Oracle 11g). Let's take a look at these functions in more detail. Oracle REGEXP_LIKE ...

#87. regexp_substr - OpenLink Documentation

This returns the whole matched string from the expression. SQL> select regexp_substr('(2[34]).*(2[35])','22242226222527', 1); callret VARCHAR ...

#88. regular expression enhancements in 11g - oracle-developer.net

Until 11g, Oracle's regular expression support comprised four functions (REGEXP_LIKE, REGEXP_SUBSTR, REGEXP_INSTR and REGEXP_REPLACE), but with the new version, ...

#89. 26. SQL for Beginners - REGEXP_SUBSTR( ) (Hindi)

#90. Using Regexp to substring - RPGPGM.COM

SQL's REGEXP_SUBSTR will allow me to substring data out of string easier than using RPG's %SUBSTR built in function.

#91. Oracle 10g 使用REGEXP_SUBSTR 分拆字符串（轉） - 碼上快樂

SELECT l_count, REGEXP_SUBSTR('add, daddf, dsdf, asdfa, dsfasd, dsfad','[^,]+',1,l_count) AS NAME FROM dual ,(SELECT LEVEL l_count FROM DUAL ...

#92. Oracle SQL：使用regexp_substr返回字符串的第一行- 優文庫

文本框的內容如下所示：Oracle SQL：使用regexp_substr返回字符串的第一行. X WITHDRAWN Explanation. 我想返回第一行，即X WITHDRAWN。我不確定是否可以指定僅查看第 ...

#93. oracle查詢使用REGEXP_SUBSTR(聚合器，“[;]+”，1,LEVEL)

[英]oracle query slow with REGEXP_SUBSTR(AGGREGATOR,'[^;]+',1,LEVEL). 本文翻译自 user2114275 查看原文 2013-02-27 8065 regex/ oracle/ RAC/ sql ...

#94. [오라클 SQL 함수] REGEXP_SUBSTR 함수 - 기서무나구물 ...

REGEXP_SUBSTR 함수는 정규 표현 패턴에 대하여 문자열을 검색할수 있도록 REPLACE함수의 기능을 확장한 것이다. REGEXP_INSTR과 유사하나, ...

#95. mysql中REGEXP_SUBSTR的等价物是什么？ - Thinbug

mysql中REGEXP_SUBSTR的等价物是什么？ 时间：2010-04-30 06:17:23. 标签： sql regex mysql substr. 我想从表格的字符串列中提取一个单词。

#96. [불친절한 SQL 프로그래밍] [24장] 정규 표현식(1) (feat ...

c3열과 c4열은 REGEXP_SUBSTR 함수의 일치 옵션에 m을 기술하여 다중 행 방식으로 동작한다. c3열은 첫째 줄의 시작문자인 a, c4열은 둘째 줄의 시작문자 ...

#97. Oracle PL/SQL Programming - 第 209 頁 - Google 圖書結果

One solution is to invoke REGEXP_SUBSTR twice: extracted_name := REGEXP_SUBSTR( REGEXP_SUBSTR(names, 'A[^,]*[^aeiou],|A[^,]*[^aeiou]$', 1, name_counter), ...

#98. Oracle 11g New Features: Get Started Fast with Oracle 11g ...

Nothing was returned => NULL. regexp_substr Syntax: regexp_substr(source, pattern, position, occurrence, options, subexp) The source for regexp_substr can ...

#99. Sql & Pl/Sql For Oracle 10G Black Book, 2007 Ed

1,1 ) " REGEXP_subsTR " FROM DUAL ; Result : REGEXP_SubSTR http : //www.rediff.mail . Here the Oracle database searching starts from position one for the ...