
sql server - How to remove a column from an existing table?
Sep 9, 2014 · How to remove a column from an existing table? I have a table MEN with Fname and Lname I need to remove the Lname How to do it?
How to delete a column from a table in MySQL - Stack Overflow
Dec 20, 2012 · ALTER TABLE tbl_Country DROP COLUMN IsDeleted, DROP COLUMN CountryName; This allows you to DROP, ADD and ALTER multiple columns on the same …
How to DROP multiple columns with a single ALTER TABLE …
Jun 14, 2011 · Multiple columns and constraints can be listed. It says that mutliple columns can be listed in the the statement but the syntax doesn't show an optional comma or anything that …
Deleting columns in MS SQL Server - Stack Overflow
Apr 28, 2016 · How do I delete a column from an existing table?
sql server - How to drop column with constraint? - Stack Overflow
Dec 27, 2011 · How to drop a column which is having Default constraint in SQL Server 2008? My query is
sql - Eliminating duplicate values based on only one column of the ...
Jul 7, 2013 · SELECT sites.siteName, sites.siteIP, history.date FROM sites INNER JOIN history ON sites.siteName = history.siteName ORDER BY siteName,date First part of the output: How …
How to delete or add column in SQLITE? - Stack Overflow
Dec 9, 2011 · The ALTER TABLE command in SQLite allows the user to rename a table or to add a new column to an existing table. It is not possible to rename a column, remove a column, or …
Deleting entire data from a particular column in oracle-sql
Sep 26, 2015 · 10 Recently I have started learning Oracle-sql. I know that with the help of DELETE command we can delete a particular row (s). So, Is it possible to delete entire data …
sql - Delete the column for the particular value - Stack Overflow
Using Sql Server 2005 Table1 ID Name Value 001 Rajesh 90 002 Suresh 100 003 Mahesh 200 004 Virat 400 ... I want to delete the value from the table1 for the particular id Tried Query …
sql - How to drop a column from a Databricks Delta table
Jan 31, 2019 · ALTER TABLE main.metrics_table DROP COLUMN metric_1; I was looking through Databricks documentation on DELETE but it covers only DELETE the rows that match …