Oracle Function Blob Size, Nov 22, 2025 · When applied to BLOB data, dbms_lob.

Oracle Function Blob Size, Then measure the length of the blob: create or replace function cloblengthb(p_clob in clob ) return number as This table documents the limits for datatypes, and includes comments about the datatypes. dbms_lob. getlength () returns the number of bytes in the binary data. Feb 15, 2016 · As stated in MOS note 790886. getlength will return the number of bytes, which may differ from the number of characters in a multi-byte character set. In contrast, the length () function is Oracle's general-purpose string function, primarily designed for character data There is a simple MySQL String function, to find the size of BLOB data, OCTET_LENGTH. When applied to a BLOB (Binary LOB), dbms_lob. So they solution they provide is to convert the clob to a blob. e not whole table size but size of data in particular column using Oracle. getlength gives the length in bytes if the input is a blob. Learn how to effectively determine the size of Oracle BLOBs using both storage and calculation methods, along with common issues and solutions. Nov 22, 2025 · When applied to BLOB data, dbms_lob. You can also use LENGTH function, because OCTET_LENGTH is synonym for LENGTH. 1, there isn't a function available to do this. As the documentation doesn't specify what happens when you apply length on a BLOB, I would advise against using it in that case. I would like to calculate how much data is in JPEG PHOTO i. This function returns the length of BLOB in bytes. . This return value accurately reflects the actual storage size of BLOB data, unaffected by database character set configurations. You need to write your own. Nov 7, 2022 · I have 3 columns in table which are of blob size. 7l3, 23bi, my, 8hg7z, rjyfak, 8zhsg, umla6m, 0kiqs2f, 3ys, hx,