Recent questions in SQL

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2 answers

How do I optimize SQL join performance?

asked May 4, 2023 in SQL by Nandini V (33.9k points)

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1 answer

In what way I can convert NVARCHAR(255) to DATE?

asked Apr 7, 2021 in SQL by rahulnayar01123 (6.1k points)

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1 answer

How to deal with PostgreSQL 11: Error [57P03]: FATAL: the database system is in recovery mode?

asked Apr 6, 2021 in SQL by rahulnayar01123 (6.1k points)

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1 answer

What is the way to add an identity to an existing column?

asked Apr 6, 2021 in SQL by rahulnayar01123 (6.1k points)

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1 answer

What is the use of Class.forName(“com.mysql.jdbc.Driver”).newInstance(); ?

asked Apr 6, 2021 in SQL by rahulnayar01123 (6.1k points)

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1 answer

How can I extract query-history in SAP HANA?

asked Apr 4, 2021 in SQL by rahulnayar01123 (6.1k points)

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1 answer

Which of the following is true for TRUNCATE in SQL?

asked Apr 2, 2021 in SQL by dev_sk2311 (45k points)

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1 answer

Which command is used to delete a table in SQL?

asked Apr 2, 2021 in SQL by dev_sk2311 (45k points)

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2 answers

What is the way to change settings for SQL Developer to correctly recognize the current SDK version?

asked Apr 1, 2021 in SQL by rahulnayar01123 (6.1k points)

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2 answers

What is Attribute in SQL?

asked Mar 23, 2021 in SQL by dev_sk2311 (45k points)

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5 answers

What is ANSI SQL?

asked Mar 23, 2021 in SQL by dev_sk2311 (45k points)

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4 answers

What is degree and cardinality in SQL?

asked Mar 23, 2021 in SQL by dev_sk2311 (45k points)

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4 answers

What does follow after the SQL WHERE clause?

asked Mar 23, 2021 in SQL by dev_sk2311 (45k points)

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4 answers

Which of the following is a valid SQL type?

asked Mar 23, 2021 in SQL by dev_sk2311 (45k points)

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4 answers

I want to know what is the use of SQL, Postgres OIDs.

asked Mar 18, 2021 in SQL by rahulnayar01123 (6.1k points)

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4 answers

I am unable to get output from Spool command: Do not output SQL statement to file.

asked Mar 18, 2021 in SQL by rahulnayar01123 (6.1k points)

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4 answers

How to convert SQL file to CSV?

asked Mar 17, 2021 in SQL by rahulnayar01123 (6.1k points)

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4 answers

What is the way to get Domain name from SQL Server?

asked Mar 17, 2021 in SQL by rahulnayar01123 (6.1k points)

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4 answers

I am facing problem with Regex pattern inside SQL Replace function.

asked Mar 16, 2021 in SQL by rahulnayar01123 (6.1k points)

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4 answers

Which operator performs pattern matching in SQL?

asked Mar 14, 2021 in SQL by dev_sk2311 (45k points)

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