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2019/8/18 · 现在我想知道这是否也可以使用postgresql:只使用一个查询来批量更新或插入。你说:"你最好将它分成两个查询,一个用于INSERT,一个用于UPDATE",但是如何进行不会在重复键上抛出错误的插入? (即"INSERT IGNORE")
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2014/1/16 · 1.IGNORE 当使用INSERT语句向表中添加一些行数据并且在处理期间发生错误时,INSERT语句将被中止,并返回错误消息。因此,可能不会向表中没有插入任何行。但是,如果使用INSERT INGORE语句,则会忽略导致错误的行,并将其余行插入到表中。 insert IGNORE into table(xxx,xxx) VALUES (xxx,xxx); insert IGNORE
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2005/11/12 · ignore this message ? Thank you all. Maria. Try this on DB2 V8.1.2 for LUW instead of a single row INSERT: MERGE INTO T. USING TABLE (VALUES (1, 2, 3)) AS S (pk, c1, c2) ON T.pk = S.pk. WHEN NOT MATCHED THEN INSERT VALUES (S.pk, S.c1, S.c2) Can be extended to INSERT from a SELECT, by changing the USING part.
MySQL INSERT IGNORE语句简介 当您使用INSERT语句向表中添加多行时,如果在处理过程中发生错误,MySQL将终止语句并返回错误。 结果,没有行插入表中。 但是,如果使用INSERT IGNORE语句,将忽略导致错误的包含无效数据的行,并将具有有效数据的行插入到表中。
2018/11/20 · This post shows an example of the MySQL INSERT IGNORE statement in the PostgreSQL version. There are good reasons why you should use PostgreSQL at the onset or migrate to it as soon as possible . One reason is you cannot distribute MySQL binaries to your customers along with your application.
2012/2/16 · I have data in a temp table of data type VARCHAR(50), I need to insert this data into a table say TableA, of data type Float 1. Need to check data conversion errors 2.
INSERT IGNORE 与INSERT INTO的区别就是INSERT IGNORE会忽略数据库中已经存在 的数据,如果数据库没有数据,就插入新的数据,如果有数据的话就跳过这条数据。. 这样就可以保留数据库中已经存在数据,达到在间隙中插入数据的目的。. REPLACE语句会返回一个数,来指示
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