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lines changed Original file line number Diff line number Diff line change 22PostgreSQL TODO List
33====================
44Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
5- Last updated: Thu Dec 1 17:07:44 EST 2005
5+ Last updated: Thu Dec 1 17:12:27 EST 2005
66
77The most recent version of this document can be viewed at
88http://www.postgresql.org/docs/faqs.TODO.html.
@@ -370,12 +370,14 @@ SQL Commands
370370
371371* Add a GUC variable to warn about non-standard SQL usage in queries
372372* Add SQL-standard MERGE command, typically used to merge two tables
373+ [merge]
373374
374375 This is similar to UPDATE, then for unmatched rows, INSERT.
375376 Whether concurrent access allows modifications which could cause
376377 row loss is implementation independent.
377378
378379* Add REPLACE or UPSERT command that does UPDATE, or on failure, INSERT
380+ [merge]
379381
380382 To implement this cleanly requires that the table have a unique index
381383 so duplicate checking can be easily performed. It is possible to
Original file line number Diff line number Diff line change 88< body bgcolor ="#FFFFFF " text ="#000000 " link ="#FF0000 " vlink ="#A00000 " alink ="#0000FF ">
99< h1 > < a name ="section_1 "> PostgreSQL TODO List</ a > </ h1 >
1010< p > Current maintainer: Bruce Momjian (< a href ="mailto:pgman@candle.pha.pa.us "> pgman@candle.pha.pa.us</ a > )< br />
11- Last updated: Thu Dec 1 17:07:44 EST 2005
11+ Last updated: Thu Dec 1 17:12:27 EST 2005
1212</ p >
1313< p > The most recent version of this document can be viewed at< br />
1414< a href ="http://www.postgresql.org/docs/faqs.TODO.html "> http://www.postgresql.org/docs/faqs.TODO.html</ a > .
@@ -340,11 +340,13 @@ <h1><a name="section_8">SQL Commands</a></h1>
340340</ p >
341341 </ li > < li > Add a GUC variable to warn about non-standard SQL usage in queries
342342 </ li > < li > Add SQL-standard MERGE command, typically used to merge two tables
343+ [< a href ="http://momjian.postgresql.org/cgi-bin/pgtodo?merge "> merge</ a > ]
343344< p > This is similar to UPDATE, then for unmatched rows, INSERT.
344345 Whether concurrent access allows modifications which could cause
345346 row loss is implementation independent.
346347</ p >
347348 </ li > < li > Add REPLACE or UPSERT command that does UPDATE, or on failure, INSERT
349+ [< a href ="http://momjian.postgresql.org/cgi-bin/pgtodo?merge "> merge</ a > ]
348350< p > To implement this cleanly requires that the table have a unique index
349351 so duplicate checking can be easily performed. It is possible to
350352 do it without a unique index if we require the user to LOCK the table
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