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Structure Query Language (SQL) Tutorials, Articles

Latest Articles, Tutorials, Examples on SQL

  1. Introduction to Structure Query Language (SQL)
  2. What are the clause, Keywords and statement in SQL?
  3. SQL - CREATE Command (to create Database and Table)
  4. SQL - SELECT Command (to retrieve data from table/view)
  5. SQL - DELETE Statement (to delete records/table)
  6. Difference between Delete and Truncate Command in SQL
  7. Difference between Drop and Truncate Command in SQL
  8. SQL - INSERT INTO Statement (to insert/add record into table)
  9. SQL - UPDATE Statement (to update record in table)
  10. SQL - ALTER TABLE statement (to modify table definition)
  11. SQL - WHERE Clause (to filter data)
  12. SQL - VIEW AND DUAL
  13. SQL - GROUP BY and ORDER BY
  14. SQL - HAVING Clause
  15. SQL INDEX - To speedup data retrieval operations
  16. Transactions (Properties and Control Commands) in SQL
  17. SQL - Explain VIEW with Examples
  18. Wildcard Operators in SQL
  19. Wildcards Examples in SQL
  20. Implement CREATE VIEW in SQL
  21. How to use UNION in SQL?
  22. Temporary tables in SQL
  23. How can we use Sub Queries in SQL?
  24. Clone data between tables in SQL
  25. How to handle duplicate data in SQL?
  26. Alterations on table in SQL
  27. Using TRUNCATE TABLE in SQL
  28. Sort resultSet using ORDER BY clause in SQL
  29. SQL query to find duplicate records
  30. SQL query to join two tables
  31. SQL query to delete duplicate records
  32. SQL query to change column name
  33. SQL query to add values in column
  34. SQL query to add primary key
  35. SQL Query to alter column size
  36. SQL Query to auto increment primary key
  37. SQL Query to avoid duplicate records
  38. SQL Query to access first and last N records from a table
  39. SQL Clauses
  40. Transaction Control Language (TCL) commands in SQL
  41. SQL Alias
  42. Difference between WHERE and HAVING clauses in SQL
  43. SQL Joins Tutorial with Queries and Examples
  44. How to use AND/ OR Operator in SQL?
  45. Use of Injection in SQL
  46. SELECT TOP with Example in SQL
  47. IN Operator with Example in SQL
  48. How to use Foreign Key in SQL?
  49. Use of CHECK Constraint in SQL
  50. Use of DEFAULT Constraint in SQL

SQL Functions

  1. NULL VALUES and NULL FUNCTIONS in SQL
  2. Use of LEN(), ROUND() functions in SQL
  3. Use of DATES and its different built-in functions NOW(), FORMAT() in SQL
  4. Use of UCASE(), LCASE() and MID() functions in SQL

SQL Queries






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