Jak usunąć wszystkie wpisy w tabeli sql
Przykłady kodu
SQL delete gdzie w
-- Deletes all records where `columnName` matches the values in brackets.
DELETE FROM tableName WHERE columnName IN ('val1', 'val2', 'val3');usuń wszystkie wiersze z tabeli mysql
-- Quick, no possible rollback
TRUNCATE TABLE my_table;
-- With rollback
DELETE FROM my_table;
COMMIT;jak usunąć dane tabeli w sql
DELETE FROM table_name; //will delete the table data without affecting the table structueZapytanie SQL do usunięcia wszystkich tabel w bazie danych
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
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