2 major parts of a query window
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2 Major Parts of a Query Window
1.) Design Area or the top portion displays the fields, tables, and queries that you may want touse in the query
2.) Grid or the lower portion contains columns where you can set up the fields.Matching Text when you enter criteria in the cell, your text should be enclosed in quotes to distinguish
it from operators and other expression.
Criteria
Description
This will find all records that match exactly with the text string in the
Criteria. Therefore, it will display all records whose Town matches with
Claremont.
This will display all records that match the word inside the
quotes. It will display all records whose town entry is
Claremont or Paris typing Alhambra in the or: category
will also produced the same results.
To exclude a value in the field, use the Not operator followed by the
word enclosed in quotes.
Field: City
Table: Students
Sort:
Show: check
Criteria = Claremont
Field: City
Table: Students
Sort:
Show: check
Criteria = Claremont or Alhambra
Field: City
Table: Students
Sort:
Show: check
Criteria = Not Claremont or:
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Using Wildcards
A wildcard is a special character that is used to substitute unknown characters in a query. The two
commonly used wildcards are the asterisk (*) and the question mark (?).An asterisk represents any
string of text while the question mark represents a single character only.
Criteria Description
This will find all records that start with the letter B in the Title field. Access will
add the expression Like and place quotes around your criteria.
This will display all records that end with ing in the field.
This will find all records matched with the specified pattern. This will
display Mary but not Maryl.
Field: Title
Table: Books
Sort:
Show: check
Criteria: Like B*
Or:
Field: Title
Table: Books
Sort:
Show: check
Criteria: Like *ing
Or:
Field: FirstName
Table: Students
Sort:
Show: check
Criteria: Like Mar?
Or:
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You can also use > and < in defining criteria in text fields which may also return the same result.
Although these are usually used in numbers and dates but can also be used for text.
This will display all records beginning with any letter before the letter C in
the alphabet.
This will display all records beginning with any letter after the letter C in the
alphabet.
Field: FirstName
Table: Students
Sort:
Show: check
Criteria: < C
Or:
Field: FirstName
Table: Students
Sort:
Show: check
Criteria: > C
Or: