This means that string values will be padded, or have space characters added to them, to be stored in the database. As you can see, the value of abcde has been padded with spaces when stored to bring it up to a length of In the DUMP function output , you can see the codes for each character that is stored. Character 32 is a space. However, in Oracle, it does not do that. They are the same. It is also a length of 5 characters.
This means that you define a maximum size, and the strings that you insert into the column will be stored as they are provided. No spaces will be added to the character, like the CHAR datatype.
However, this was raised to 32, bytes as one of the new features in Oracle 12c. No spaces have been added, and the length is the same. Skip to content. Change Language. Related Articles. Table of Contents. Save Article. Improve Article. Like Article.
Last Updated : 09 Aug, Recommended Articles. Article Contributed By :. Easy Normal Medium Hard Expert. In Oracle, not recommended to be used currently. In Oracle, this datatype is used to store a variable length character string with a maximum of bytes. Difference between Varchar and Varchar2. Key Difference: Varchar and Varchar2 are two data-types in Oracle.
Varchar stands for variable length character string. They are used to store strings. Varchar2 can store a variable-length character string with an upper limit of bytes.
Varchar is the same as Varchar2.
0コメント