3.what is alias?
Answers were Sorted based on User's Feedback
Answer / nareshkumar
Aliases are references to existing tables in a schema. An
Alias is a table that is an exact duplicate of the original
table with a different name. The data in the table is
exactly the same as the original table. An alias breaks a
loop by using the same table twice in the same query for a
different purpose.
Is This Answer Correct ? | 6 Yes | 1 No |
Answer / g.v.subramanyam
alias is logical popint to alternate to the table name.this
can be used to resolve the loops.
Is This Answer Correct ? | 5 Yes | 1 No |
Answer / swades
An alias is a logical pointer to an alternate table name.
Exact copy of the original table.Establish a one-one join
between the original table and the table which is aliased.
The aggregatre results should be canned on to the aliased
table and not the original table.
Is This Answer Correct ? | 1 Yes | 1 No |
Answer / vams_gk
alias is a logical table of existing look up table.using
alias we can resolve looops
Is This Answer Correct ? | 0 Yes | 1 No |
Answer / raga
one user prefrom different roles is called alias
eg
two dept are there sales , HR
user of sales working in HR with different row is called
alias
Is This Answer Correct ? | 0 Yes | 5 No |
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