SQL

how to drop all tables in sql

USE Databasename

SELECT  'DROP TABLE [' + name + '];'
FROM    sys.tables

drop all tables

DROP DATABASE db_name;
CREATE DATABASE db_name;

drop all data from tables

DELETE FROM my_table;			-- all rows, needs a COMMIT to validate
TUNCATE TABLE my_table;			-- all rows, quicker, no possible roolback

SQL Query to delete all the tables in a database

BY LOVE

EXEC sp_msforeachtable "ALTER TABLE ? NOCHECK CONSTRAINT all"
DECLARE @sql NVARCHAR(max)=''

SELECT @sql += ' Drop table ' + QUOTENAME(TABLE_SCHEMA) + '.'+ QUOTENAME(TABLE_NAME) + '; '
FROM   INFORMATION_SCHEMA.TABLES
WHERE  TABLE_TYPE = 'BASE TABLE'
Exec Sp_executesql @sql

sql drop all tables

DECLARE @sql NVARCHAR(max)=''

SELECT @sql += ' Drop table ' + QUOTENAME(TABLE_SCHEMA) + '.'+ QUOTENAME(TABLE_NAME) + '; '
FROM   INFORMATION_SCHEMA.TABLES
WHERE  TABLE_TYPE = 'BASE TABLE'

Exec Sp_executesql @sql