Oracle / PLSQL: TO_CLOB Function
This Oracle tutorial explains how to use the Oracle/PLSQL TO_CLOB function with syntax and examples.
Description
The Oracle/PLSQL TO_CLOB function converts a LOB value from the national character set to the database character set.
Syntax
The syntax for the TO_CLOB function in Oracle/PLSQL is:
TO_CLOB( expression )
Parameters or Arguments
- expression
- A lob_column, char, varchar2, nchar, nvarchar2, clob or nclob value.
Returns
The TO_CLOB function returns a CLOB value.
Applies To
The TO_CLOB function can be used in the following versions of Oracle/PLSQL:
- Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i
Example
Let's look at some Oracle TO_CLOB function examples and explore how to use the TO_CLOB function in Oracle/PLSQL.
For example:
select TO_CLOB(nclob_column) from suppliers;
This example would convert the value in the field called nclob_column to a CLOB value.
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