Microsoft's thinking about OLE DB and. NET
You and I are not acquainted. But in the face of a real problem, "What is software?" "I don't have the right answer," he said.
Imagine a scene where you're concentrating on buying useless things (mainly
Using Oracle Berkeley DB as a NoSQL data storeShashank TiwariReleased February 2011"NoSQL" is a new buzzword among developers, architects, and even technology managers. Although the term has recently been popular, it is surprising that it does not
Thinking about OLE DB and. NET
You and I are not acquainted. But in the face of a real problem, "What is software?" "I don't have the right answer," he said.
Imagine a scene where you're concentrating on buying useless things (mainly souvenirs) in
? Describe the DBA's responsibility for security and audit work? Enable standard database auditing? Specify audit options? Review audit information? Maintain audit trail
Segregation of duties
? A user with DBA authority must be
MySQL user, library, table operation syntax about the user's syntax查看当前系统里的用户:select user,host from mysql.user;查看当前登陆的用户select user();创建用户语法:create user ‘用户‘@‘主机‘ identified by ‘密码‘;示例:create user ‘anuo‘@‘localhost‘ identified by ‘123‘创建用户并授权grant
MySQL is a relational database management system, its small size, speed, the total cost of ownership is low, especially the open source of this feature, the general development of small and medium-sized web sites have chosen MySQL as the site
First, synonym synonymConnect sys/123 as SYSDBA;SELECT * from EMP;ORA-00942: Table or view does not existCreate synonym emp for scott.emp;SELECT * from EMP;1. DefinitionA synonym is an alias for a pattern object.Can be a table or view, sequence,
Database Link of IT Ninja Turtles: database of Ninja Turtles
-CREATE public database link test_link connect to scott identified by tiger using '(DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP) (HOST = 127.0.0.1) (PORT = 1521) (CONNECT_DATA
? Determine what types of failures can occur in Oracle DB? Describe how to optimize instance recovery? Explain the importance of checkpoints, redo log files, and archived log files? Configure the quick recovery area? Configuring Archivelog Mode
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