ภาษา sql ลบหนวนแถวจากโต๊ะ

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9
0

ลบทุกบันทึกจากโต๊ะ

DELETE FROM table_name;
4
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ลบทั้งหมดแถวจากโต๊ะ mysql

-- Quick, no possible rollback
TRUNCATE TABLE my_table;
-- With rollback
DELETE FROM my_table;
COMMIT;
0
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ร้องขอแบบ sql แบบอักษรเพื่อทำการลบทั้งหมดตารางในฐานข้อมูล

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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delet ทั้งบันทึก statment ภาษา sql


DELETE FROM category where category_model is  'NULL';

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