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doc: show direction is optional in FETCH/MOVE's FROM/IN syntax

It used to show direction was required for FROM/IN.Reported-by: Rob <rirans@comcast.net>Discussion:https://postgr.es/m/20211015165248.isqjceyilelhnu3k@localhostAuthor: Rob <rirans@comcast.net>Backpatch-through: 10

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Lines changed: 3 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -27,9 +27,10 @@ PostgreSQL documentation`
`27`	`27`	`<refsynopsisdiv>`
`28`	`28`	`<!-- Note the "direction" bit is also in ref/move.sgml -->`
`29`	`29`	`<synopsis>`
`30`		`-FETCH [ <replaceable class="parameter">direction</replaceable> [ FROM \| IN ] ] <replaceable class="parameter">cursor_name</replaceable>`
	`30`	`+FETCH [ <replaceable class="parameter">direction</replaceable>][ FROM \| IN ] <replaceable class="parameter">cursor_name</replaceable>`
`31`	`31`
`32`		`-<phrase>where <replaceable class="parameter">direction</replaceable> can be empty or one of:</phrase>`
	`32`	`+<phrase>where <replaceable class="parameter">direction</replaceable> can`
	`33`	`+be one of:</phrase>`
`33`	`34`
`34`	`35`	`NEXT`
`35`	`36`	`PRIOR`

Lines changed: 3 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -27,9 +27,10 @@ PostgreSQL documentation`
`27`	`27`	`<refsynopsisdiv>`
`28`	`28`	`<!-- Note the "direction" bit is also in ref/fetch.sgml -->`
`29`	`29`	`<synopsis>`
`30`		`-MOVE [ <replaceable class="parameter">direction</replaceable> [ FROM \| IN ] ] <replaceable class="parameter">cursor_name</replaceable>`
	`30`	`+MOVE [ <replaceable class="parameter">direction</replaceable>][ FROM \| IN ] <replaceable class="parameter">cursor_name</replaceable>`
`31`	`31`
`32`		`-<phrase>where <replaceable class="parameter">direction</replaceable> can be empty or one of:</phrase>`
	`32`	`+<phrase>where <replaceable class="parameter">direction</replaceable> can`
	`33`	`+be one of:</phrase>`
`33`	`34`
`34`	`35`	`NEXT`
`35`	`36`	`PRIOR`

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