utl_raw.cast_to_raw : utl_raw « System Packages « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » System Packages » utl_raw

31. 39. 1. utl_raw.cast_to_raw


SQL>

SQL> create table demo

  2  ( id           int primary key,

  3    theBlob      blob

  4  )

  5  /



Table created.



SQL> update demo set theBlob = utl_raw.cast_to_raw('Hello World') where id = 1

  2  /



0 rows updated.



SQL> drop table demo;



Table dropped.

31. 39. utl_raw
	31. 39. 1.	utl_raw.cast_to_raw
	31. 39. 2.	Use utl_raw.cast_to_raw to convert string to raw
	31. 39. 3.	select utl_raw.cast_to_varchar2(hextoraw('787878')) from dual
	31. 39. 4.	select utl_raw.cast_to_varchar2(hextoraw('534d495448')) from dual
	31. 39. 5.	Difference between utl_raw.length and length
	31. 39. 6.	Use utl_raw.substr

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