| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Mickaël Le Baillif <mickael(dot)le(dot)baillif(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: JSON objects merge using || operator |
| Date: | 2016-12-21 17:57:28 |
| Message-ID: | 799.1482343048@sss.pgh.pa.us |
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| Lists: | pgsql-general |
=?UTF-8?Q?Micka=C3=ABl_Le_Baillif?= <mickael(dot)le(dot)baillif(at)gmail(dot)com> writes:
> Do you have any reason for giving the same precedence on those operators ?
> A small survey among my colleagues and friends tends to believe that our
> human brain implicitly gives a greater priority to the '->' operator.
PG's operator precedence rules were set long before the JSON types ever
existed. Even if we wanted to treat -> specially, we couldn't for fear
of breaking existing queries that used custom operators named that.
regards, tom lane
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