sql dba certification cost

Finally put OCP DBA's course all finished, tired Ah! Overall Oracle certification is worth the test. I have CCNP, MCSE certificate, but through the DBA examination, feel not only deepened the understanding of modern databases, but also enrich the knowledge structure of computer science. I think, in some ways, Oracle databases even have some operating system capabilities. Oracle's exams, there are quite a f

Label:A small SQL Server DBA wants to talk about the capabilities of SQL ServerBaidu has not yet searched for relevant individuals to write more valuable articles, at least in the Chinese network of the world there is noBut there is an article on Microsoft's website: "Comparing SQL Server with IBM DB2"The article compa

The original: Everyone is DBA (I) SQL Server ArchitectureWhen you understand a SQL Server database, you can first observe it from the architecture of your database. The architecture of SQL Server contains 4 main components: Protocol layer (protocols) Relational engines (relational engine), also known as Qu

Package Description:Oracle DBA Database Senior Engineer (lower) SQL language + performance optimization + data replicationHttp://edu.51cto.com/pack/view/id-973.html oracle DBA Database Senior Engineer Training course is the wind brother alone research and development of the fine combat courses, the road map is mainly to let everyone fast employment , high

Label:Original: A small SQL Server DBA wants to talk about the capabilities of SQL ServerA small SQL Server DBA wants to talk about the capabilities of SQL ServerBaidu has not yet searched for relevant individuals to write more va

a diagram of the MySQL database structure:MySQL database in the storage engine part of the implementation of pluggable design (pluggable Storage Engines), you can choose different types of storage engine implementation according to the requirements. Feature InnoDB MyISAM Memory Storage Limits 64TB 256TB Ram Transactions Yes No No Locking Granularity Row Table

client waits until the operations on the remote backup storage are completed.An asynchronous image is a "Give and remove" method. The data is sent to the backup storage as available resources, but the customer will not wait for confirmation before continuing the operation.Check whether database logs are growing rapidly and perform proper processing. I don't know anything else. 21. sqlserver profiler is already very powerful; DMV (dynamic management view to write the corresponding code)22. Check

Label:5. Can we build the index on the view, if it can be built, what will be the advantages and disadvantages; What is the difference between the index on the view and the index on the table; -------------------------------------------------------------------------------------------------------- The ability to create indexes, the benefit: You can improve query performance. Cons: Increases the cost of maintaining indexes accordinglyDifference: 1) The

Label:Text: Toward Dba[mssql] Improve access performance of databases from the perspective of SQL statementsRecently the company has come to a very tiger DBA 10几 years of experience here is called Cai Teacher. Let us share the precious wealth that Cai Lao has brought to us, with the consent of our Chua. Welcome other DBAs to shoot bricksDirectory1. What is the ex