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Overview
Comment:Improved railroad diagram for frame-spec.
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: 6598d28114dbd0e5509e7ca978ee8834f0bc1a50d0aacda9611f990afa4b88ee
User & Date: drh 2019-03-28 15:15:19
Context
2019-03-28
15:23
In the window-defn bubble diagram, change "existing-window-name" to "base-window-name" and make it an indentifier instead of a non-terminal. check-in: 67d1075ce3 user: drh tags: trunk
15:15
Improved railroad diagram for frame-spec. check-in: 6598d28114 user: drh tags: trunk
01:20
Minor tweak to the window function documentation. check-in: 7113d8b989 user: drh tags: trunk
Changes
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Changes to art/syntax/bubble-generator-data.tcl.

   546    546            {or   {line UNBOUNDED PRECEDING}
   547    547                  {line expr PRECEDING}
   548    548                  {line CURRENT ROW}
   549    549                  {line expr FOLLOWING}
   550    550            }
   551    551         }
   552    552       } {
   553         -      line {opt {or 
          553  +      line {or nil
   554    554            {line EXCLUDE NO OTHERS} 
   555    555            {line EXCLUDE CURRENT ROW} 
   556    556            {line EXCLUDE GROUP} 
   557    557            {line EXCLUDE TIES} 
   558         -      } }
          558  +      }
   559    559       }
   560    560     }
   561    561     function-invocation {
   562    562        line /function-name ( {or {line {optx DISTINCT} {toploop expr ,}} {} *} )
   563    563     }
   564    564     window-function-invocation {
   565    565       line /window-func ( {or {line {toploop expr ,}} {} *} ) 
   566    566            {opt filter} OVER {or window-defn /window-name}
   567    567     }
   568    568   }

Changes to art/syntax/frame-spec.gif.

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