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21 Αυγ 2012 · If you want to write your own functions to encrypt and decrypt data, you would simply want to call the DBMS_CRYPTO encrypt and decrypt methods with appropriate parameters (i.e. pick your encryption algorithm, your key, etc.).
1 Ιουν 2023 · The purpose of the Oracle DECODE function is to perform an IF-THEN-ELSE function. It’s similar to a CASE statement, but CASE is a statement where DECODE is a function. It allows you to provide a value, and then evaluate other values against it and show different results.
24 Δεκ 2023 · BEGIN. V_ENCRYPT := :DECRYPT_FILE.TXT_ENC; dbms_obfuscation_toolkit.DESDecrypt. ( input_string => V_ENCRYPT, key_string => :DECRYPT_FILE.TXT_KEY, decrypted_string=> V_DECRYPT );
The Oracle DECODE() function allows you to add the procedural if-then-else logic to the query. In the following example, the Oracle DECODE() function compares the first argument (1) with the second argument (1).
This Oracle tutorial explains how to use the Oracle / PLSQL DECODE function with syntax and examples. The Oracle / PLSQL DECODE function has the functionality of an IF-THEN-ELSE statement.
20 Νοε 2016 · The Oracle DECODE function is a useful function for transforming data into the results that you want. Learn how to use it in this article. Step 1: First, Specify the Expression The first part of using the DECODE function is to write the expression, which is the first parameter.
The syntax for the DECODE function is as follows: DECODE(expression, search1, result1, [search2, result2, ...], [default]) Parameters: expression: The value or column to be evaluated. searchN: The search value to compare with the expression.
