Tài liệu Define a Primary Key and Other Indexes docx

... each record, such as a Customer ID. This How-To discusses what the best candidates are for primary keys, as well as how to create them and other indexes. You have created a base table and have ... that you have unique records and can create other indexes as well? Technique Within the Server Explorer, you can use a field, such as a Social Security Number, and mak...

Ngày tải lên: 14/12/2013, 20:16

... primary key in the table in the database, the UpdateCommand of the DataAdapter needs to locate the row based on the original primary key and update the primary key value with the current value ... Field2. A DataAdapter is created and the select, delete, insert, and update commands are defined for it. Finally, the table is filled using the DataAdapter and the default v...

Ngày tải lên: 26/01/2014, 10:20

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Ngày tải lên: 17/01/2014, 16:20

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Ngày tải lên: 13/02/2014, 16:20

... where interactivity and inti- macy, the somatic and cerebral, are vari- ously but simultaneously engaged. Language, narrative, reading, and other linguistic and oral traditions and the changing ... just o ver a decade and has explored and pro- duced a prolific range of projects, ideas, and innovations. Her early work as a book a rtist (as well as more recent interest...

Ngày tải lên: 19/02/2014, 10:20

... role • Modular topology—building blocks • Easy to grow, understand, and troubleshoot • Creates small fault domains—clear demarcations and isolation • Promotes load balancing and redundancy • Promotes ... the same left/left or right/right paths and ignore some redundant paths • Alternating L3/L4 hash and default L3 hash will give us the best load balancing results • The defau...

Ngày tải lên: 10/12/2013, 16:16

... (S 2 , A) multicast traffic to be extended across the backbone area Area 0. (S 2 , A) multicast traffic is now flowing from Area 2 into the backbone area Area 0 via MABR2. The routers in the backbone ... backbone area so that the routers in the backbone area are aware of the existence of members in other areas. (Note: Summary Membership LSAs are only injected into the backbone area....

Ngày tải lên: 11/12/2013, 14:15

... VAX =========================================== PUSH A LOAD A LOAD R1, A ADD D, A, B PUSH B ADD B ADD R1, B ADD D, D, C ADD ADD C ADD R1, C PUSH C STORE D STORE D, R1 ADD POP D ß short instruction à compact program, longer inst. Data Transfer § ... everything Arithmetic § Add, Subtract, Multiply, Divide § Signed Integer § Floating point ? § May include • Increment (a+ +) • Decrement (...

Ngày tải lên: 12/12/2013, 09:15

... calling the data base to retrieve data on the current queuing network configuration and updating the sequential state stored in the data base; and • transmitting to the job flow manager a command ... the area of flexible automation Naylor and Maletz [14], Naylor and Volts [15]. The second problem consists in identifying an appropriate, modular software architecture capable of integrati...

Ngày tải lên: 13/12/2013, 01:15

... SqlDataAdapter SqlDataAdapter , , OleDbDataAdapter OleDbDataAdapter , , SqlDataReader SqlDataReader , , OleDbDataReader OleDbDataReader , , SqlParameter SqlParameter , , OleDbParameter OleDbParameter , ... System.Data.SqlTypes System.Data.SqlTypes . . – – C C á á c c l l ớ ớ p p cơ cơ b b ả ả n n trong trong System.Data System.Data : : DataSet DataSet , , DataTable DataTable ,...

Ngày tải lên: 13/12/2013, 09:16