sql server min function

30. Microsoft SQL Server ManagementAutomatic Setting of SQL ServerDatabase Maintenance PlanSummaryUsing appropriate settings and performing routine maintenance tasks in the database is the key to optimizing the server. This chapter describes the

sql--aggregate function (Aggregate functions): Avg,count,first,last,max,min,sumavg () functionDefinition and UsageThe AVG function returns the average of a numeric column. NULL values are not included in the calculation.SQL AVG () syntaxSELECT AVG

This function will be deleted in the next version of Microsoft SQL Server. Do not use this function in new development work, and modify the application that is currently using this function as soon as possible. Address Window Extensions (AWE) Allow 3

18. Create and use a view tableView tableView table conceptsCreate a viewModify and delete a tableEnhanced viewing table functionality in SQL Server 2000SummaryIn Chapter 17th, we learned about indexes. indexes are a secondary database structure

MS SQL Server Query optimization methodThere are many reasons for the slow speed of queries, which are common1, no indexes, or no indexes (this is the most common problem with query slowness, is the flaw in programming)2, I/o throughput is small,

The operation of the Aggregate function targets a series of values and returns a single value. Note: If a SELECT statement is used in many other expressions in the list of items in the SELECT statement, the select must use the GROUP by statement!

: Network Disk DownloadContent IntroductionEdit Novice SQL Server: Open the key to the door to SQL Server database technologyFrom the basic concept to start to explain, and gradually into the actual developmentExample rich: 150 examples are

Today, I suddenly want to take a closer look at awe, so I checked it on Microsoft's website and put it here by the way.Address Window Extensions (AWE) Allow 32-bit operating systems to access a large amount of memory. Awe is provided by the

Memory misunderstanding of SQL ServerSQL Server Memory The read/write speed of the memory is much higher than that of the disk. For the database, it will take full advantage of the memory to cache as much data as possible from the disk to the memory,

SQL Server memory UnderstandingMemory read and write much larger than the disk, for the database, will make full use of the advantages of memory, the data as much as possible from the disk cache to memory, so that the database can read and write