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About the SQL category
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914
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November 9, 2022
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DELETE and TRUNCATE in SQL
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1
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1202
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December 30, 2022
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What is the difference between UNION and INTERSECT functions in SQL
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0
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6305
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December 22, 2022
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How are window functions used in SQL and what do they do?
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0
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1134
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December 22, 2022
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How to copy a table definition in SQL?
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0
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1606
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November 22, 2022
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How to transform nulls into real values?
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0
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1217
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November 21, 2022
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How to count the occurrences of a character in a string?
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0
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10409
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November 23, 2022
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What is a Join? List its different types
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0
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1723
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November 9, 2022
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What is a Subquery? What are its types?
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0
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3002
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November 9, 2022
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What is the difference between IN and EXISTS?
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0
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1272
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November 10, 2022
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What is an ALIAS command?
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0
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1426
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November 9, 2022
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How to select unique records from a table?
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0
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21734
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November 9, 2022
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Which operator is used in query for pattern matching?
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0
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1769
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November 9, 2022
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How to modify records in a table?
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0
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940
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November 23, 2022
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What is a Primary Key?
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0
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1443
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November 9, 2022
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Explain the sorting query techniques in SQL
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0
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1058
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November 21, 2022
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How to reference an aliased column in the WHERE clause in SQL?
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0
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15117
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November 18, 2022
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Explain conditional logic in a SELECT statement
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0
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903
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November 21, 2022
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How to concatenate column values in SQL?
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0
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26835
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November 21, 2022
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How to find rows that satisfy multiple conditions in SQL?
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0
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15727
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November 18, 2022
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What are some common clauses used with SELECT query in SQL?
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0
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2350
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November 9, 2022
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What is the command used to fetch first 5 characters of the string?
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0
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32170
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November 9, 2022
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Explain Equi join with an example
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0
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1471
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November 10, 2022
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How to find duplicate records in SQL?
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0
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2580
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November 10, 2022
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How to insert multiple rows in SQL?
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0
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3317
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November 10, 2022
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What is a Clause?
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0
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1121
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November 16, 2022
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How can we create tables in SQL?
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0
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1280
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November 21, 2022
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What is the difference between DROP and TRUNCATE statements?
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0
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998
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November 21, 2022
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Differentiate between the DELETE and TRUNCATE commands
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0
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957
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November 21, 2022
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How can we change a table name in SQL?
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0
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1240
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November 15, 2022
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