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Ask Write the SQL code that will create the table structure for a table named EMP _1. This table is a subset of the EMPLOYEE table. The basic EMP_1 table structure is summarized in
case study
Explain What is Relation? A database relation is a predefined row or column format for storing information in a relational database. Relations are equal to tables.
anyone have a textbook solutions case fair, 8 edition of vol 1 ?, please give me
(a) Data Mining Process : In the context of this cluster analysis project , and in your own words , explain how you would execute the first stage of data mining, namely the "P
Sequential File Organisation The most necessary way to organise the collection of records in a file is to use sequential Organisation. Records of the file are stored in series
What is Trigger? A trigger is a SQL procedure that initiates an action when an event (INSERT, DELETE or UPDATE) occurs. Triggers are kept in and managed by the DBMS. Triggers a
A relation instance indicates as r is a collection of tuples for a given relational schema at a exact point of time. A relation state r of the relation schema R (A 1 ,A 2 ,.....
#floating point representation is used to store
Can a domain, assigned to a data element be changed? Yes. We can do so by just overwriting the entry in the field domain.
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