Oracle qquotation 039; simplified single quotation mark escape analysis

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Oracle q'Simplified Single Quotation Escape Introduction

Today, I found a new escape code q', which used to be used in double quotes to escape.

select q'('A'B'C 'D'E'F'G')'from dual; valency equivalent to select ''A '' B''C''D''E''F''G''from dual; Result: ''A 'B'' C' D 'E'' F'G''

Q'is a bit more readable and simpler when there are a lot of characters to transfer.

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