The following table lists the operator from PL/SQL.
| Operators | Meaning |
|---|---|
| + | Addition operator |
| := | Assignment operator |
| => | Association operator |
| % | Attribute indicator |
| ' | Character string delimiter |
| . | Component indicator |
| || | Concatenation operator |
| / | Division operator |
| ** | Exponentiation operator |
| ( | Expression or list delimiter (begin) |
| ) | Expression or list delimiter (end) |
| : | Host variable indicator |
| , | Item separator |
| << | Label delimiter (begin) |
| >> | Label delimiter (end) |
| /* | Multiline comment delimiter (begin) |
| */ | Multiline comment delimiter (end) |
| * | Multiplication operator |
| " | Quoted identifier delimiter |
| .. | Range operator |
| = | Relational operator (equal) |
| <> | Relational operator (not equal) |
| != | Relational operator (not equal) |
| ~= | Relational operator (not equal) |
| ^= | Relational operator (not equal) |
| < | Relational operator (less than) |
| > | Relational operator (greater than) |
| <= | Relational operator (less than or equal) |
| >= | Relational operator (greater than or equal) |
| @ | Remote access indicator |
| -- | Single-line comment indicator |
| ; | Statement terminator |
| - | Subtraction or negation operator |