MySQL
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  1. In MySQL, how to remove the specific prefix from entire column’s value and update them?

  2. What would be the output of MySQL SUM() function if a column having no values has been passed as its argument?

  3. How can MySQL COALESCE() function be used with MySQL SUM() function to customize the output?

  4. How MySQL SUM() function evaluates if it got the column, having character data type, as its argument?

  5. What happens if the position of insertion, in MySQL INSERT() function, is out of range?

  6. How can I export values based on some conditions from MySQL table into a file?

  7. How can we use INSERT() function to insert a new string into the value of a column of MySQL table?

  8. What MySQL INSERT() function returns if the number of characters to be removed exceeds the number of characters available in original string?

  9. In MySQL, how can we pad a string with another string?

  10. How can we use MySQL LPAD() and RPAD() functions in the same query for padding the string to both sides, left and right, of the original string?

  11. What MySQL returns if we provide an empty string for padding with other string in LPAD() or RPAD() functions?

  12. What happens if the length of the original string is greater than the length of the string returned after padding in LPAD() or RPAD() functions?

  13. How can we use LPAD() or RPAD() functions with the values in the column of a MySQL table?

  14. How can we eradicate leading and trailing space characters from a string in MySQL?

  15. How to insert new string within a string subsequent to removing the characters from the original string by using MySQL function?

  16. How can we upload the changed value, rather than written in a text file, of column(s) while importing that text file into MySQL table?

  17. How can we MySQL LOAD DATA INFILE statement with ‘FIELDS TERMINATED BY’ option to import data from text file into MySQL table?

  18. How can we export all the data from MySQL table into a text file?

  19. How can we export some field(s) from MySQL table into a text file?

  20. How can we export all the data from MySQL table into a CSV file?
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