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Additionally there is a single-row version, UPDATE OR INSERT INTO tablename (columns) VALUES (values) [MATCHING (columns)], but the latter does not give you the option to take different actions on insert versus update (e.g. setting a new sequence value only for new rows, not for existing ones.)
Using an INSERT statement with RETURNING clause for PostgreSQL (since 8.2). The returned list is identical to the result of a INSERT. Firebird has the same syntax in Data Modification Language statements (DSQL); the statement may add at most one row. [2] In stored procedures, triggers and execution blocks (PSQL) the aforementioned Oracle syntax ...
In computer science, the log-structured merge-tree (also known as LSM tree, or LSMT [1]) is a data structure with performance characteristics that make it attractive for providing indexed access to files with high insert volume, such as transactional log data. LSM trees, like other search trees, maintain key-value pairs. LSM trees maintain data ...
Ready to file your taxes? You can get TurboTax for 30% off on Amazon today ... Notre Dame beats Penn State 27-24 on late field goal. Sports. Yahoo Sports. Los Angeles fires: NFL moves Vikings-Rams ...
Two of the 37 people on federal death row whose sentences were commuted last month are trying to block President Joe Biden's clemency action.. Shannon Wayne Agofsky, who was sentenced to death in ...
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Maybe it was nerves for her first World Cup race back in nearly six years. Whatever it was, Lindsey Vonn took just a handful of gates this weekend to recover from a poor start and rediscover her ...
Modern Sort/Merge programs also can copy files, select or omit certain records, summarize records, remove duplicates, reformat records, append new data and produce reports. Indeed, most Sort/Merge applications use the wide range of additional processing capabilities, rather than purely sorting or merging records: the Sort/Merge product is a ...