Topic: How to Rename The Column of a Table by Using Kusto Query Language.
How to rename the column of a table by using Kusto Query | Kusto Query Language Tutorial (KQL) Kusto Query Language is a powerful tool to explore your data and discover patterns, identify anomalies and outliers, create statistical modeling, and more. The query uses schema entities that are organized in a hierarchy similar to SQL's: databases, tables, and columns. A Kusto query is a read-only request to process data and return results. The request is stated in plain text, using a data-flow model that is easy to read, author, and automate. Kusto queries are made of one or more query statements.
//.rename column
// .rename column can be used to rename columns
//Let's create sampel table TotalSale and insert some data.
.create table TotalSale (
id: int
,SalePersonFName: string
,SalePersonLName : string
,ProductName : string
,ItemsSold : int
,SoldPrice :real
,SoldDate: date
,City : string
,State : string
,Country : string
,Region : string
)
//Insert data
.ingest inline into table TotalSale <|
11,Tamara,Tony,Cell Phone,2,1200.50,2015-03-03,Frankfurt,Hesse,Germany,Europe
9,Petra,Henry,TV,10,5000.89,2015-04-08,Paris,Île-de-France,France,Europe
3,Christy,Ladson,TV,3,1600,2015-04-02,High Point,NC,USA,North America
7,Chirag,Patel,Cell Phone,5,1500,2015-06-23,AhmadAbad,Gujrat,India,Asia
//Check the data in table
TotalSale
//Let's Rename SalePersonFName to FName only
//Syntax: .rename column [DatabaseName .] TableName . ColumnExistingName to ColumnNewName
.rename column TotalSale.SalePersonFName to FirstName
.rename column TotalSale.SalePersonLName to LastName
//Check the data in table
TotalSale