drop all tables from a sql database

flash-database.bat

sqlcmd -s localhost -d SupportSiteDB -E -Q "EXEC sp_msforeachtable 'ALTER TABLE [?] NOCHECK CONSTRAINT ALL'"
TIMEOUT 1
sqlcmd -s localhost -d SupportSiteDB -E -Q "DECLARE @Sql NVARCHAR(500) DECLARE @Cursor CURSOR SET @Cursor = CURSOR FAST_FORWARD FOR SELECT DISTINCT sql = 'ALTER TABLE [' + tc2.TABLE_NAME + '] DROP [' + rc1.CONSTRAINT_NAME + ']' FROM INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS rc1 LEFT JOIN INFORMATION_SCHEMA.TABLE_CONSTRAINTS tc2 ON tc2.CONSTRAINT_NAME =rc1.CONSTRAINT_NAME OPEN @Cursor FETCH NEXT FROM @Cursor INTO @Sql WHILE (@@FETCH_STATUS = 0) BEGIN Exec SP_EXECUTESQL @Sql FETCH NEXT FROM @Cursor INTO @Sql END CLOSE @Cursor DEALLOCATE @Cursor EXEC sp_MSForEachTable 'DROP TABLE ?' "
TIMEOUT 1