MySQL Full-Text Search
- Which parameter determines the shortest words to index in FULLTEXT indexes?
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Correct Option: B
There are many full-text parameters that are configurable. They can be modified by setting the system variables accordingly. The ‘ft_min_word_len’ parameter determine the shortest words to index in FULLTEXT indexes.
- In Boolean search, results are sorted by relevance.
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Correct Option: B
Boolean mode FULLTEXT search is one of the three modes of FULLTEXT searches in MySQL. Boolean searches deal with the presence or absence of a word in a particular row to carry out the searches.
- What is abc in the following statement?
SELECT * FROM student WHERE MATCH(abc) AGAINST('xyz');
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Correct Option: C
The MATCH clause is used to specify the column and AGAINST specifies the search string in the natural language full text search syntax. It is one of the three modes of full-text search.
- What is xyz in the following statement?
SELECT * FROM my_table WHERE MATCH(abc) AGAINST('xyz');
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Correct Option: A
The natural language fulltext search in MySQL tables is carried out using the MATCH and AGAINST clause. The MATCH clause is used to specify the column and AGAINST specifies the search string.
- Which keyword is used to search through natural language fulltext?
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Correct Option: C
In MySQL, fulltext searches are carried in three modes. Natural language fulltext search is carried out using the MATCH and AGAINST clause. MATCH keyword specifies the column to be searched.