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Boolean Operators | Quick Guide, Examples & Tips - Scribbr
Boolean Operators | Quick Guide, Examples & Tips. Published on May 2, 2022 by Eoghan Ryan.Revised on May 31, 2023. Boolean operators are words and symbols, such as AND or NOT, that let you expand or narrow your search parameters when using a database or search engine. When you search using these operators, it is known as a Boolean search.
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Searching with Boolean Operators - EBSCO Information Services
Boolean logic defines logical relationships between terms in a search. The Boolean search operators are and, or and not. You can use these operators to create a very broad or very narrow search. And combines search terms so that each search result contains all of the terms. For example, travel and Europe finds articles that contain both travel ...
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A Quick Guide on Boolean Operators with Examples
How to Use Boolean Operators. Now that you have a basic understanding of Boolean operators, let’s explore how to use them effectively for your research or information retrieval needs. Identify Key Concepts. Before using Boolean operators, it’s essential to identify the key concepts or keywords related to your research or topic.
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Database-specific operators and fields - Systematic Reviews, Scoping ...
Boolean operators. Boolean operators work in many but not all databases, and not all operators may be available; Some databases will have a different syntax to enter an operator, for example in Scopus, NOT is entered as AND NOT; Refer to the database help files to find out if and how Boolean operators are supported
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Boolean, Truncation, and Wildcards: Home - Valdosta State University
Boolean Operators . Allow a database search to be narrowed, broadened or made more precise. There are three Boolean operators: AND, OR, and NOT. AND, OR, NOT are inserted between each search term. AND . Used for narrowing or focusing a search topic. Specifies that both search terms must be present in the results. Example: Teenagers AND Violence. OR
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Research Basics: Using Boolean Operators to Build a Search - IFIS
In some databases, if you don’t type a Boolean operator between words, the database will treat those words as though they have an AND between them. For example, any databases on the Web of Science platform do this. In others, such as any on the EBSCOhost platform, ...
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Boolean Operators (AND, OR, NOT) - Spartanburg Community College
Boolean Operators. To search multiple keywords at once, you need to use connector terms, also called Boolean Operators. Using a Boolean Operator will tell the database to connect the terms together in your search. There are three Boolean Operators: AND: All keywords must appear in your results. AND will narrow down a search.
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Boolean Operators (And, Or, & Not) - Searching in the Databases ...
Using Boolean operators is the most efficient way to focus your search when a topic contains multiple search terms. Complete sentences are not good searches. When searching a database, Boolean operators make it easier for the database to process the information in the search and give you exactly what you are looking for.
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NHS Library: Database Search Tips: Boolean operators
Many databases allow you to specify that the words you are searching are within a certain proximity of each other. Proximity operators are more specific than Boolean operators and make your search more precise. Proximity operators also vary by database, but some common ones include: w# = with
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LibGuides: Database Search Tips: Boolean Operators
Boolean operators form the basis of mathematical sets and database logic. They connect your search words together to either narrow or broaden your set of results. The three basic boolean operators are: AND, OR, and NOT. Why use Boolean operators? To focus a search with AND, particularly when your topic contains multiple search terms.