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What is the difference between char and varchar data types?
The CHAR datatype uses a fixed length, where as the VARCHAR datatype can be variable in length up to the maximum value specified for the length. If you insert "Hello" into a CHAR(10) field, the column would actually contain "Hello " with 5 trailing spaces. The same value inserted in a VARCHAR(10) field would contain "Hello". char datatype is fixed length data type and it store maximum 255 characters while varchardatatype store up to 4000 character of variable length datatype
What difference between paging?
Difference between paging and what?
What is the difference between difference and difference?
The answer of difference
What is difference between Webcontrol and Literal?
the difference between webcontrol and literal?
What is the difference between mg and mlg?
what is the difference between mg and mgl
Maximum length of a varchar field in SQL Server?
12,500 is the maximum length of a varchar field. The nVarchar field has the same limitation however you will use twice the data store space with an nVarchar as it is effectively the same as a varchar with the exception that it will store data required for international character sets. If you support a multi-language system then you will want to use a nVarchar character type for these fields.
Difference between char and varchar datatypes?
Char is fixed length, while Varchar is variable length.
What is the difference between varchar and int?
The former is for strings, the later is for numbers (integers).
What is the difference between text and varchar in mysql?
That is text where we put only character type value and that is varchar where we put all data type value
What is the difference between varchar and char?
Varchar cuts off trailing spaces if given a shorter word than its declared length, while char does not. Char will pad spaces after it if given a shorter word.
What is a field property?
Field Properties represent parameters that can be defined for each field. Some examples would be: Field Type (int, varchar, nvarchar, datetime, uniqueidentifier, XML, etc) Additional attributes would be a flag to indicate if the field is NULLABLE or not, default value; etc.
What is the difference between char and varchar2 in dbms?
no diff between varchar and varchar2 char store only chacter type but varchar2 store variable chacters. also varchar2 shirinks the space if not fully filled but char cant.
What is the difference between char and varchar data types?
The CHAR datatype uses a fixed length, where as the VARCHAR datatype can be variable in length up to the maximum value specified for the length. If you insert "Hello" into a CHAR(10) field, the column would actually contain "Hello " with 5 trailing spaces. The same value inserted in a VARCHAR(10) field would contain "Hello". char datatype is fixed length data type and it store maximum 255 characters while varchardatatype store up to 4000 character of variable length datatype
How do you create an application form using PHP?
CREATE TABLE `test`.`users` ( `id` INT NOT NULL auto_increment , `name` VARCHAR( 20 ) NOT NULL , `password` VARCHAR( 20 ) NOT NULL , `email` VARCHAR( 20 ) NOT NULL , PRIMARY KEY ( `id` ) )
What is the maximum size of varchar in db2?
32767 bytes
Write a sql create a table statement to create the pet owner table justify your choices of column properties?
Here's a SQL statement to create a pet_owner table: CREATE TABLE pet_owner ( owner_id INT PRIMARY KEY AUTO_INCREMENT, name VARCHAR(100) NOT NULL, email VARCHAR(100) UNIQUE NOT NULL, phone VARCHAR(15), address VARCHAR(255) ); In this table, owner_id is an INT and serves as the primary key with AUTO_INCREMENT to ensure unique identification for each pet owner. The name is a VARCHAR(100) to store the owner's name, while email is also a VARCHAR(100) but marked UNIQUE to prevent duplicate entries. The phone and address fields are optional and defined with appropriate data types to accommodate typical lengths for such information.
What does varchar content?
It is just a datatype used in databases for string values.
