From: Bruce Momjian Date: Thu, 9 Aug 2018 14:13:15 +0000 (-0400) Subject: docs: Only first instance of a PREPARE parameter sets data type X-Git-Tag: REL_10_6~147 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=da1a5da1e4216af22cfa461292f0031cb254cab9;p=postgresql docs: Only first instance of a PREPARE parameter sets data type If the first reference to $1 is "($1 = col) or ($1 is null)", the data type can be determined, but not for "($1 is null) or ($1 = col)". This change documents this. Reported-by: Morgan Owens Discussion: https://postgr.es/m/153233728858.1404.15268121695358514937@wrigleys.postgresql.org Backpatch-through: 9.3 --- diff --git a/doc/src/sgml/ref/prepare.sgml b/doc/src/sgml/ref/prepare.sgml index fea2196efe..9ac49a21ef 100644 --- a/doc/src/sgml/ref/prepare.sgml +++ b/doc/src/sgml/ref/prepare.sgml @@ -52,7 +52,7 @@ PREPARE name [ ( unknown, the type is inferred from the context - in which the parameter is used (if possible). When executing the + in which the parameter is first used (if possible). When executing the statement, specify the actual values for these parameters in the EXECUTE statement. Refer to for more @@ -104,7 +104,7 @@ PREPARE name [ ( unknown, it will be inferred - from the context in which the parameter is used. To refer to the + from the context in which the parameter is first used. To refer to the parameters in the prepared statement itself, use $1, $2, etc.