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50 CHAPTER 3 Data-Tier Applications

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Description This property is optional. Use it to describe the DAC. If this section

is completed, the information is saved in the msdb database under the data-tier

applications node in Management Studio.

FIGURE 3-5 Specifying DAC properties when using the Extract Data-Tier Application Wizard

6. Next, indicate where the DAC package le is to be saved. Remember to use the appro-

priate extension, .dacpac. Alternatively, click the Browse button and identify the name

and location for the DAC package le.

7. You also have the option to select the Overwrite Existing File check box to replace a

DAC package with the same name. If you choose a name that already exists for a DAC

package, the existing le is not automatically overwritten. Instead, an exclamation mark

appears next to the Browse button. The Next button on the page is also disabled until

you change the name you specied or select the Overwrite Existing File check box.

8. After you have entered all the DAC properties, click Next to continue.

9. On the Validation And Summary page, illustrated in Figure 3-6, review the informa-

tion presented in the DAC properties summary tree because these settings are used to

extract the DAC you specied. The wizard checks and validates object dependencies,

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Microsoft SQL Server 2008 R2 Spécifications Page 70