PostgreSQL: DROP TABLE is not working
Problem: I want to drop my table, but I am not able to drop the table while I tried the query "DROP TABLE MyTable CASCADE;". ...
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Sometimes we need to remove special characters from string or columns value. Suppose, we developed an ETL tool that inserting records on ...
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Many scenarios come in query writing, we have to check particular VIEW exists in the database or not. There are many approaches to che...
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This issue comes much time when we are using PostgreSQL with Node.js, Error: Cannot find module 'bcrypt' in nodejs application, and...
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Problem: DBA work is critical and sensitive; we work on Non Relational or Relational Database and the data consistency is a common facto...
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We can use $add an operator to add days in ISODate in MongoDB, $add is the Arithmetic Aggregation Operator, which adds number and date in ...
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Problem: Suppose you are creating an application using Java and for the backend you are using PostgreSQL, sometimes we face the error as... -
Problem: Suppose we have a collection and one field is type string contains some special character (like !@#$%) and we don’t want these s...
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We can use $subtract operator to subtract tow numbers. $subtract is arithmetic aggregation operator which subtract two number and returns ...
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I faced many times an issue to remove special characters from a string. Suppose you are working on searching concept and you have to remo... -
Problem: I want to drop my table, but I am not able to drop the table while I tried the query "DROP TABLE MyTable CASCADE;". ...
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