Usually the number formatting will be done at the front end or the presentation layer or the application, not at the database level. However, there are several situations where you need to format a number with commas in SQL statement. Let us see a couple of ways to format the numbers in...
SQL> col username format a30 And then again give the same query, you will see the output in well structured format as shown below Formatting Number Values in SQL Plus You can also set Number format so see the numeric values with commas for easy reading. For example if you select the rows...
Concat with Auto-increment column CONCAT_WS Not Recognizable Concatenate a string to use after the AS statement Concatenate distinct values to variable concatenate numbers (not add them) CONCATENATE ROW_NUMBER WITH LEADING ZERO FOR MAXIMUM OF 15 CHARACTERS Concatenate two columns using a trigger Co...
If the string is not in the correct format, the function returns NULL instead of raising an error. Optionally allow the optimizer to rely on unenforced foreign key constraints To improve query performance, you can now specify the RELY keyword on FOREIGN KEY constraints when you CREATE or ALTER...
Validation is a very common use of regular expressions, for anything from a phone number to a ZIP code to a custom account number format. The CHECK constraint is perfect for this, as the following table definition shows. Copy CREATE TABLE [Account] ( [AccountNumber] nvarchar(20) CHECK (...
Azure SQL Database supports the three-part name format database_name.[schema_name].object_name when the database_name is the current database or the database_name is tempdb and the object_name starts with #.<relational_index_option>::=Specifies the options to use when you create the ...
4 Designed for XML use. For conversion from datetime or smalldatetime to character data, the output format is as described in the previous table. 5 Hijri is a calendar system with several variations. SQL Server uses the Kuwaiti algorithm. ...
Returns a comma in the specified position. You can specify multiple commas in a number format model. Restrictions: A comma element cannot begin a number format model. A comma cannot appear to the right of a decimal character or period in a number format model. ...
When specified as a hexadecimal value, language_term is 0x followed by the hexadecimal value of the LCID. The hexadecimal value must not exceed eight digits, including leading zeros. If the value is in double-byte character set (DBCS) format, SQL Server will convert it to Unicode. If the ...
Converts an expression of one data type to another in SQL Server 2008. Data Types (Transact-SQL) Returns expression translated to data_type. Important By default, SQL Server interprets two-digit years based on a cutoff year of 2049. That is, the two-digit year 49 is interpreted as 2049...