Fix incorrect markup in documentation of window frame clauses.

You're required to write either RANGE or ROWS to start a frame clause,
but the documentation incorrectly implied this is optional.  Noted by
David Johnston.

diff --git a/doc/src/sgml/ref/select.sgml b/doc/src/sgml/ref/select.sgml
index eb42daae132a6e3e664825483c12e8961b508d62..8d4018b7ff1b4b7d0c6b20159746a1dfa14a0282 100644 (file)
--- a/doc/src/sgml/ref/select.sgml
+++ b/doc/src/sgml/ref/select.sgml
@@ -651,8 +651,8 @@ WINDOW <replaceable class="parameter">window_name</replaceable> AS ( <replaceabl
     The <replaceable class="parameter">frame_clause</> can be one of
 
 <synopsis>
-[ RANGE | ROWS ] <replaceable>frame_start</>
-[ RANGE | ROWS ] BETWEEN <replaceable>frame_start</> AND <replaceable>frame_end</>
+{ RANGE | ROWS } <replaceable>frame_start</>
+{ RANGE | ROWS } BETWEEN <replaceable>frame_start</> AND <replaceable>frame_end</>
 </synopsis>
 
     where <replaceable>frame_start</> and <replaceable>frame_end</> can be

diff --git a/doc/src/sgml/syntax.sgml b/doc/src/sgml/syntax.sgml
index 80d2859ba934379c22499436bfd07e9abe463be2..6e4b244e1050e100c05ff9176addc8c306c721f2 100644 (file)
--- a/doc/src/sgml/syntax.sgml
+++ b/doc/src/sgml/syntax.sgml
@@ -1725,8 +1725,8 @@ SELECT string_agg(a ORDER BY a, ',') FROM table;  -- incorrect
     and the optional <replaceable class="parameter">frame_clause</replaceable>
     can be one of
 <synopsis>
-[ RANGE | ROWS ] <replaceable>frame_start</>
-[ RANGE | ROWS ] BETWEEN <replaceable>frame_start</> AND <replaceable>frame_end</>
+{ RANGE | ROWS } <replaceable>frame_start</>
+{ RANGE | ROWS } BETWEEN <replaceable>frame_start</> AND <replaceable>frame_end</>
 </synopsis>
     where <replaceable>frame_start</> and <replaceable>frame_end</> can be
     one of