Answers for "sql clear column"

how to delete a column in sql

ALTER TABLE "table_name" DROP COLUMN "column_name";

Posted by: Guest on August-16-2021

sql clear table

DELETE * FROM table_name;

Posted by: Guest on December-19-2021

alasql delete column

var data = [{a:1,b:10},{a:2,b:20}];
    var res = alasql('SELECT * REMOVE COLUMN b FROM ?',[data]);
    // returns [{a:!},{a:2}]

Posted by: Guest on June-03-2020

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