Write a SQL query to fetch student names containing 'nee'.
A practical SQL task requiring the use of pattern matching operators to filter data based on string substrings.
Why Interviewers Ask This
Database querying is a fundamental skill for data roles. This tests basic syntax knowledge, specifically the LIKE operator and wildcard usage for string matching.
How to Answer This Question
State the SELECT statement clearly. Use the WHERE clause with the LIKE operator. Apply wildcards (%) before and after the substring 'nee' to match any characters surrounding it. Ensure case sensitivity is addressed if required by the specific SQL dialect.
Key Points to Cover
- SELECT statement
- LIKE operator usage
- Wildcard placement
- Substring matching
Sample Answer
To fetch student names containing 'nee', the query would be: SELECT name FROM students WHERE name LIKE '%nee%'; This uses the percent sign as a wildcard to match any sequence of characters before or after 'nee'. If case…
Common Mistakes to Avoid
- Using = instead of LIKE
- Incorrect wildcard placement
- Ignoring case sensitivity
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