Answer / Rajmala

Facebook does not exclusively rely on MySQL. They have developed their own databases like Cassandra, Scylla, and HDFS for handling specific workloads.

Where is mysql used?

1 Answers  

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change column name and make a unique column so we get no dupes.

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Why do gaps in sequences occur?

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How does mysql store dates?

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A company wants to store their invoices in a database. They already have their customers and articles in that database. Both customer and article are each identified by an unique integer value. Please create the SQL statements for creating the necessary table(s) for storing the invoices in a MySQL database. An invoice should hold information like invoice number, customer, date, article(s) and quantity etc.

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what is the main difference between myisam and innodb

2 Answers   Wipro,

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What are the advantages of myisam over innodb?

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How can we know the number of days between two given dates using MySQL?

2 Answers   Base2 Infotech, Webworks,

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How to convert dates to character strings?

1 Answers  

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How can we optimize stored procedure?

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What is difference between inner vs self vs cross?

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What is the command line end user interface - mysql?

1 Answers  

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