DESKTOP NORTHWIND SAMPLE DATABASE 2007 STRUCTURE REPORT Brief Introduction: Database Name: Northwind Site/Server Name: Local Data Stored of Year: 2006 Total Objects: 6 (Tables‚ Queries‚ Forms‚ Reports‚ Macros‚ Modules) Total Tables: 20 Total Queries: 27 ‚(27 views) Total Forms: 34 Total Reports: 15 Total Macros: 2 Total Modules: 6 modules and 2 class modules A Complete Physical Schema of Tables Table: Customers Properties DateCreated: 11/30/2012 2:39:00
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answer with example. Part-B Q. 4 Explain the role of virtual relations in relational database?And how we combine relations for producing desired information? Q. 5: Suppose there are two relations r and s‚ such that the foreign key B of r references the primary key A of s. Describe how the trigger mechanism can be used to implement the on delete cascade option‚ when a tuple is deleted from s. Q. 6: Specify the following views in SQL on the COMPANY database schema . a. A view that
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Bangladesh emerged as a independent country in 1971 via a long walking struggle. So it was compelled to retain it’s relation to super power countries and also to Muslim countries where Bangladesh was helped by Russia in our liberation war. But our foreign policy has been changed since 1971 to at present time for sundry times because of changing our political regime .Our honorable prime minister in different political regime visited to sundry countries for making pacts ‚ treaty ‚ protocol‚ business
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and checks in Room R25 on 14-Jan-09 (RegId = 9005). Carefully explain the referential integrity checks that the DBMS would perform when the insert statement is executed. Explain the entity integrity check and the uniqueness check on the primary key that the DBMS would perform before this insert statement is executed successfully. Be very specific with your answers; explain exactly what tables/columns would be checked and what would happen if the check is successful/unsuccessful.
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2‚ Feb 2011 Pakistan’s Foreign Policy: Internal Challenges in New Millennium Muqarrab Akbar∗ Abstract: Pakistan’s foreign policy has always been identified as policy of self-abnegation. It is blamed that external factors particularly USA play a vital role in the shaping of foreign policy of Pakistan but there are many internal factors pose challenges to Pakistan’s foreign policy. Pakistan is an ideological state hence ideology has a special place in its foreign policy and it has been a central
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crow’s foot diagram of the relationships that helps answer some parts: A. Specify NULL/NOT NULL constraints for each table column. Also specify alternate keys‚ if any. Use the following table form. (Note: This is a big table‚ since every column of every table appears as a row.) Table Column NULL/NOT NULL Alternate Key? Customer CustomerID NOT NULL No Customer Phone NOT NULL Yes Customer Email NULL Yes Customer FirstName NOT NULL No Customer LastName NOT NULL
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them to start it as soon as they start school as they can learn it easier in that age. It also helps them develop their other abilities while adds to their personal enjoyment simultanously. To begin with‚ children can learn a foreign language easier. First‚ studying a foreign language needs practice‚ which is ime consuming. Having much free time‚ children at that age can assign enough time to studying and learning the new language. Moreover‚ children’s mind is readier to learn another language. I
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relies heavily on the availability of the large number of foreign labour. Economic Report 2001/2002 stated the employment of 769‚300 workforces in the construction sector‚ foreign workers are estimated to constitute 70% (or 538‚500) of the construction workforce. The Malaysian Construction Industry has revamped its employment of foreign workers beginning the third quarter of 2002. As of today‚ approximately 300‚000 legal foreign workers are employed in the construction industry (Wong
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FOREIGN POLICY “Foreign Policy begins where domestic policy ends” (Henry Kissinger) INTRODUCTION Foreign Policy refers to the ways in which the central governments of sovereign states relate to each other and to the global system in order to achieve various goals or objectives. A country’s foreign policy is a set of political goals that seeks to outline how that particular country will interact with other countries of the world and‚ to a lesser extent‚ non-state actors. Foreign policies
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EMPLOYEMENT OF FOREIGN LABOUR IN THE PLANTATION INDUSTRY In Malaysia the agricultural sector is experiencing a shortage of labour because of the rural to urban migration of youth to work in factories. Although the labour requirement in forest plantations is less then in agriculture it still has to compete for labour in an expanding Malaysian economy where the working conditions in other industries are usually more conducive. A natural tendency is for the plantation sector to engage foreign workers.
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