pgsql: Doc: improve documentation about exponentiation operator.

2021-07-21 Thread Tom Lane
Doc: improve documentation about exponentiation operator. Now that we're not having to wedge this into the straitjacket of the old operator table format, we can add another example to clarify the point about left-to-right associativity. Per suggestion from mdione at grulic.org.ar. https://postgr

pgsql: Doc: improve documentation about exponentiation operator.

2021-07-21 Thread Tom Lane
Doc: improve documentation about exponentiation operator. Now that we're not having to wedge this into the straitjacket of the old operator table format, we can add another example to clarify the point about left-to-right associativity. Per suggestion from mdione at grulic.org.ar. https://postgr

pgsql: Doc: improve documentation about exponentiation operator.

2021-07-21 Thread Tom Lane
Doc: improve documentation about exponentiation operator. Now that we're not having to wedge this into the straitjacket of the old operator table format, we can add another example to clarify the point about left-to-right associativity. Per suggestion from mdione at grulic.org.ar. https://postgr