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There also exist algebraic operators (+, -, *, /) to perform string concatenation and deletion.
SELECT "Hello"+"World" FROM Stream => "HelloWorld" SELECT "HelloWorld"-"World" FROM Stream => "Hello" SELECT "HelloWorld"*3 FROM Stream => "HelloWorldHelloWorldHelloWorld" SELECT "HelloWorldHelloWorldHelloWorld"/"World" FROM Stream => 3
Returns a new string that is a concatenating the arguments.
Returns a new string that is a substring of the value with given begin and end index
Returns the length of a string.
Returns the string converted to uppercase.
Returns the string converted to lowercase.