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V$MANAGED_STANDBY displays current status information for some Oracle Database processes related to physical standby databases in the Data Guard envir 阅读全文
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[Err] 1055 - Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'information_schema.PROFILING.SEQ' which is 阅读全文
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参考:http://blog.163.com/yvtong@126/blog/static/8753524720132223343722/ ORA-39083: Object type REF_CONSTRAINT:"TEST"."FK_AN_ID" failed to create with er 阅读全文
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[Err] 1055 - Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'information_schema.PROFILING.SEQ' which is 阅读全文
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oracle相同数据库下跨schema的表迁移—expdp/impdp Creating a Directory: Examples CREATE OR REPLACE DIRECTORY bfile_dir AS '/usr/bin/bfile_dir'; 需求:将GUIDO用户下的表迁移到SCO 阅读全文
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将actor表的first_name的varchar(45) ,修改为varchar(60) [root@vhost1 ~]# mysql -uroot -p -S /mysqldata/tmp/mysql33061.sock Enter password: Welcome to the MySQL 阅读全文