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14+ SQL beginner interview Q&As

SQL interview Questions & Answers is a must for any developer as all non-trivial applications need to talk to a database with CRUD operations. Q3 – Q15 are very popular with …

15+ SQL optimisation interview questions & answers with scenarios

1) Select fields instead of using SELECT *. The “*” is used as a short hand to query all available data from a table. If a table has many fields and …

15+ SQL scenarios based interview questions answered

Q1 How will you go about identifying duplicate records in a table?
A1 The following SQL query will do the trick.

Connecting DBeaver to Databases with Kerberos security & SSL

DBeaver is a universal tool to access any database or cloud application that has an ODBC or JDBC Driver such as MySQL, Oracle, Salesforce, Hive, Impala, Teradata, Redshift, Snowflake, etc. SQL …

300+ Java Interview FAQs

800+ Java Interview Q&As