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Ascii Function
In Oracle/PLSQL, the ascii function returns the NUMBER code that represents the specified character. Syntax The syntax for the ascii function is: ascii( single_character ) single_character is the...
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AsciiStr Function
In Oracle/PLSQL, the asciistr function converts a string in any character set to an ASCII string using the database character set. Syntax The syntax for the asciistr function is: asciistr( string )...
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Compose Function
In Oracle/PLSQL, the compose function returns a Unicode string. Syntax The syntax for the compose function is: compose( string ) string is the input value used to create the Unicode string. It can be a...
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Ascii Table
The following is a listing of Ascii values. Dec Hex Oct Char Description 0 0 000 null 1 1 001 start of heading 2 2 002 start of text 3 3 003 end of text 4 4 004 end of transmission 5 5 005 enquiry 6 6...
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Grant/Revoke Privileges
Grant Privileges on Tables You can grant users various privileges to tables. These privileges can be any combination of select, insert, update, delete, references, alter, and index. Below is an...
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ADDITION-PL/SQL BLOCK Example
declare a number; b number; c number; begin a:=&a; b:=&b; c:=a+b; dbms_output.put_line(‘Sum of ‘ || a || ‘ and ‘ || b || ‘ is ‘ || c); Related posts: No related posts.
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Oracle Merge Statements
The MERGE statement was introduced in Oracle 9i to conditionally insert or update data depending on its presence, a process also known as an “upsert”. The MERGE statement reduces table scans and can...
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