Settin up data analytics tools Flashcards
In a table, an attribute is a characteristic or quality of data used for what purpose
to label a column
a request for data or information from a database
query
We use a SQL query to retrieve information from a database. They add a WHERE statement to ____ the data based on certain conditions
filter
what is the Syntex for every SQL query ?
Select, From, Where
Select
specifies the columns from which to retrieve data
From
specifies the table from which to retrieve data
Where
specifies criteria that the data must meet
unique set of guideline that programming language follow
syntax
what does SQL query use to specify the data to be returned from the query
The Big Three SELECT,FROM,WHERE
; (semicolon)
is a statement terminator
tell the database to look for certain patterns
like
how would you select all column?
SELECT*
a temporary name for columns or table
Alias
Asterisk
*