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... that do not fit in the basic SQL categories (presented in chapter 8) ... Basic Process of Using JDBC. Load JDBC driver and establish connection to database ...
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Using General Assertions ... Load/register JDBC-ODBC driver. Class.forName ('com.mysql. ... This will also close all statement and result set objects. conn.close ...
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X - Y in R specifies a constraint on all relation instances r(R) Written as X - Y; can be displayed graphically on a relation schema as in Figures. ...
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Slides Courtesy of R. Elmasri and S. B. Navathe. CS443/443G. October 14. 2 ... The two operand relations R and S must be 'type compatible' (or UNION compatible) ...
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Constructs are used to define the database structure ... In many DBMSs, the DDL is also used to define internal and external schemas (views) ...
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Daily, most of us encounter several activities that involve some interaction with a database. ... Mini-world: Some part of the real world about which data is ...
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Typical DBMS Component Modules. CS443/443G. September 4. 6 ... interfaces through a client software module to access and utilize the various server resources. ...
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