Manipulating Text Field Data in a SQL Stored Procedure

The code below is functionally equivalent to a VB Replace function, but, instead, it allows you to perform an action in a Text type field in a SQL Server Stored Procedure. This functionality can be especially useful in content management type situations, allowing you, for example, to replace all carriage returns with an HTML

 CREATE Procedure sp_replaceASDECLARE	        @pointer binary(16),		@iPatternLoc Integer,		@rowId [email protected] is an arbitrary row identifier this could be passed in by-- a parameterSELECT @rowId = 1--Select Satement below retrieves first location of a searched--pattern (in this case carriege return) and assigns it [email protected] variableSELECT @iPatternLoc = PATINDEX('%' + CHAR(13) + '%',text_field)FROM someTable WHERE someTableId = @rowId--This Select statement returns a pointer variable pointed to thetext_field--column.SELECT @pointer = TEXTPTR(text_field)FROM someTableWHERE text_field = @rowIdSelect @iPatternLoc = @iPatternLoc - 1--Loop through all instances of Char(13) and replace them with--
using the UPDATETEXT functionWHILE @iPatternLoc > -1 BEGIN UPDATETEXT text_field @pointer @iPatternLoc 4 '
' SELECT @iPatternLoc = PATINDEX('%' + CHAR(13) + '%',text_field) FROM someTable WHERE someTableId = @rowId Select @iPatternLoc = @iPatternLoc - 1 END

Share the Post:
Share on facebook
Share on twitter
Share on linkedin


The Latest

homes in the real estate industry

Exploring the Latest Tech Trends Impacting the Real Estate Industry

The real estate industry is changing thanks to the newest technological advancements. These new developments — from blockchain and AI to virtual reality and 3D printing — are poised to change how we buy and sell homes. Real estate brokers, buyers, sellers, wholesale real estate professionals, fix and flippers, and beyond may

man on floor with data

DevX Quick Guide to Data Ingestion

One of the biggest trends of the 21st century is the massive surge in internet usage. With major innovations such as smart technology, social media, and online shopping sites, the internet has become an essential part of everyday life for a large portion of the population. Due to this internet

payment via phone

7 Ways Technology Has Changed Traditional Payments

In today’s digital world, technology has changed how we make payments. From contactless cards to mobile wallets, it’s now easier to pay for goods and services without carrying cash or using a checkbook. This article will look at seven of the most significant ways technology has transformed traditional payment methods.