Mysql Programming Mysql Code Samples

How to delete SEQUENCE in postgresql

Reshma | 4 years, 7 months

drop sequence sequence_name;

sequence postgresql mysql

COUNT() Function

Reshma | 4 years, 9 months

SELECT COUNT(SALARY)
FROM EMPLOYEES
WHERE SALARY >= 40000;

This will fetch the information of all the employees whose salary either equals to 40,000 or is grea

count() mysql

How to copy data from one column to another column in the same table

Reshma | 4 years, 2 months

UPDATE TABLE_NAME SET NEW_COLUMN_NAME = EXISTING_COLUMN_NAME

mysql table copy data

how to invoke sequence while inserting new record into postgresql table?

Reshma | 4 years, 5 months

insert into biz_term(
  column1, 
  column2, 

invoking sequence mysql

How to print duplicate rows in a table

Reshma | 4 years, 9 months

SELECT column1, column2 FROM tbl
GROUP BY column1, column2
HAVING COUNT(*) > 1

duplicate rows mysql

How to Get the names of the table in SQL

Reshma | 4 years, 9 months

SELECT * FROM INFORMATION_SCHEMA.TABLES

table names mysql

How to get the postgresql name and port?

Reshma | 4 years, 4 months

SELECT *
FROM pg_settings
WHERE name = 'port';

mysql port and name

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