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![]() Related Questions A DB2 bind is a process that builds an access path to DB2 tables. Latest Answer : A BIND process establishes a relationship between an APPLICATION PROGRAM and its RELATIONAL DATA. ... These are attributes of one table that have matching values in a primary key in another table, allowing for relationships between tables. Latest Answer : Foreign Keys are keys used in a table as an attribute and are primary keys of some other table ... A view is a virtual table made up of data from base tables and other views, but not stored separately. Latest Answer : View is a vitual table, which do not have physical storage.we can create a view from one or more than one table(s) or view(s).if any modification is done on the base table the view is also get effected.but they are some limitations while creating ... An outer join includes rows from tables when there are no matching values in the tables. Latest Answer : 3 types. Left outer Join----left table unmatched valyes are included.Right Outer Join---right table unmatched values are included.Full outer Join----Both table unmatched values are selected. ... Tables are stored in tablespaces (hence the name)! There are three types of tablespaces: simple, segmented and partitioned. Latest Answer : Any database contain one or more Table spaces. Each Table space is devided into pages of size 4kb or 32kb. Each table psace can have one or more tables. TABLE SPACE SPACE IS UNIT OF RECOVERY OR REORGANIZATION.
There are 3 types of Table Spaces
a) ... Denormalizing DB2 tables reduces the need for processing intensive relational joins and reduces the number of foreign keys. Latest Answer : In datawarehouse environment, mostly all the tables are semi- normalized ( ie it is fully normalized) to reduce no of joins . so de-normalization is having lot of advantages in datawarehouse . ... A synonym is used to reference a table or view by another name. The other name can then be written in the application code pointing to test tables in the development stage and to production entities Latest Answer : Also, a Synonym is specific to the DB2 subsystem. Synonym can only access the table or view in the subsystem in which it is defined. A synonym is dropped when the table is dropped.An Alias is yet another name for a table or view. But ... A LIKE table is created by using the LIKE parameter in a CREATE table statement. LIKE tables are typically created for a test environment from the production environment. Tables related with a foreign key are called delete-connected because a deletion in the primary key table can affect the contents of the foreign key table. Never. New primary key values are not a problem. However, the values of foreign key inserts must have corresponding primary key values in their related tables. And updates of primary key values may require
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