What is the Difference between CHAR and VARCHAR datatype in SQL ServerReply Materialized views vs Normal views About Us Contact Us Privacy Policy Terms Media Kit Sitemap Report a Bug FAQ Partners C# Tutorials
Learn about the key differences between CHAR and NCHAR data types in MySQL, including storage requirements and usage scenarios.
Base64 Decode String using SQL bcp Command not working Best apprach to update large tables via SSIS Best option for Data filtering in SSIS package Best way to import a large text file Best Way to Populate and Update Fact Table BIDS - ADO Net source - Cannot convert between unicode and ...
What is the difference between an "empty" value and a "null" value? When I select those fields that are "empty" versus "null", I get two different result sets. Answer:An empty string is treated as a null value in Oracle. Let's demonstrate. ...
Argument data type sql_variant is invalid for argument 1 of like function Argument data type text is invalid for argument 29 of checksum function Argument data type varchar is invalid for argument 1 of formatmessage function ARITHABORT in the connection string Arithmetic overflow error converting exp...
The DIFFERENCE function returns a value, in the range 0–4, that represents the difference between the sounds of two strings, based on applying the SOUNDEX function to the strings. A value of 4 is the best possible sound match. DIFFERENCE( expression-1, expression-2) The schema is ...
As I said in previous post, for a column mostly stores very short strings, the overhead of Varchar(MAX) is significant. There is no overhead when the "string size" is less than 8000 bytes. N 56°04'39.16"E 12°55'05.25" SwePeso SSC-Dedicated Points: 39757 More actions February 4...
Having come across this, as a follow up if anyone's interested in benchmark comparisons, here's an easy to read posting: http://cc.davelozinski.com/sql/like-vs-substring-vs-leftright-vs-charindex which shows the speed differences between LEFT, RIGHT, LIKE, SUBSTRING, and CHARINDEX. ...
Many factors cause the PostgreSQL server versus the SQL server situation. This portion of the article sheds light on things to consider when choosing between the two products. History and Release Updates PostgreSQL Originating from the University of California, Berkeley in 1986, PostgreSQL made its...
Varchar and enum approaches look pretty much the same for a human eye. On the other hand, the integer is not human-readable. Then you see status=1, you have no way to say what status is just by looking into the database, and you have to keep the mapping between numbers and words ...