Documentation Source Text: Check-in [83da33aabc]

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Overview

Comment:	Fixes to the syntax diagrams for window functions: The parentheses were missing around the window-defn for the WINDOW clause.
Timelines:	family \| ancestors \| descendants \| both \| trunk
Files:	files \| file ages \| folders
SHA3-256:	83da33aabcfadc5e94578d53be63ac9e96b4dbb6630800002f8327a258b8a1cc
User & Date:	drh 2019-01-09 19:54:23

Context

2019-01-22
20:59		Clean up links in the arch.html and opcode.html documents. check-in: ea5ed63f07 user: drh tags: trunk
2019-01-09
19:56		Fixes to the syntax diagrams for window functions: The parentheses were missing around the window-defn for the WINDOW clause. check-in: fd152b335d user: drh tags: branch-3.26
19:54		Fixes to the syntax diagrams for window functions: The parentheses were missing around the window-defn for the WINDOW clause. check-in: 83da33aabc user: drh tags: trunk
2018-12-14
19:01		Fix typos in the defense-against-dark-arts document. check-in: 94ad3e51e7 user: drh tags: trunk

Changes

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Changes to art/syntax/bubble-generator-data.tcl.

            }
     }
     {line {optx {optx NOT} EXISTS} ( select-stmt )}
     {line CASE {optx expr} {loop {line WHEN expr THEN expr} {}}
           {optx ELSE expr} END}
     {line raise-function}
     {line /window-func ( {or {line {toploop expr ,}} {} *} ) 
           {opt filter} OVER {or {line ( window-defn )} /window-name}}
  }
  raise-function {
     line RAISE ( 
           {or IGNORE
               {line {or ROLLBACK ABORT FAIL} , /error-message }
           } )
  }
................................................................................
      {line /* {loop nil /anything-except-*/}
           {or */ /end-of-input}}
  }
  filter {
    line FILTER ( WHERE expr )
  }
  window-defn {
    line {opt PARTITION BY {loop expr ,}}
         {opt ORDER BY {loop ordering-term ,}}
         {opt frame-spec}
  }
  frame-spec {
    line {or RANGE ROWS} {or
       {line BETWEEN {or {line UNBOUNDED PRECEDING}
                         {line expr PRECEDING}
                         {line CURRENT ROW}
                         {line expr FOLLOWING}
................................................................................
    }
  }
  function-invocation {
     line /function-name ( {or {line {optx DISTINCT} {toploop expr ,}} {} *} )
  }
  window-function-invocation {
    line /window-func ( {or {line {toploop expr ,}} {} *} ) 
         {opt filter} OVER {or {line ( window-defn )} /window-name}
  }
}

            }
     }
     {line {optx {optx NOT} EXISTS} ( select-stmt )}
     {line CASE {optx expr} {loop {line WHEN expr THEN expr} {}}
           {optx ELSE expr} END}
     {line raise-function}
     {line /window-func ( {or {line {toploop expr ,}} {} *} ) 
           {opt filter} OVER {or window-defn /window-name}}
  }
  raise-function {
     line RAISE ( 
           {or IGNORE
               {line {or ROLLBACK ABORT FAIL} , /error-message }
           } )
  }
................................................................................
      {line /* {loop nil /anything-except-*/}
           {or */ /end-of-input}}
  }
  filter {
    line FILTER ( WHERE expr )
  }
  window-defn {
    stack {line ( {opt PARTITION BY {loop expr ,}}}
          {opt ORDER BY {loop ordering-term ,}}
          {line {optx frame-spec} )}
  }
  frame-spec {
    line {or RANGE ROWS} {or
       {line BETWEEN {or {line UNBOUNDED PRECEDING}
                         {line expr PRECEDING}
                         {line CURRENT ROW}
                         {line expr FOLLOWING}
................................................................................
    }
  }
  function-invocation {
     line /function-name ( {or {line {optx DISTINCT} {toploop expr ,}} {} *} )
  }
  window-function-invocation {
    line /window-func ( {or {line {toploop expr ,}} {} *} ) 
         {opt filter} OVER {or window-defn /window-name}
  }
}

Changes to art/syntax/expr.gif.