I want to drop all default constraints, check constraints, unique constraints, primary keys and foreign keys from all tables in a SQL Server database. I want to delete all tables using Query Analyzer, i.e. That is going to give us a list of all the temp tables that we have on the database, As you can see temp tables are followed by _____________ characters and by a string that identifies the session. [schema_name].object_name when the database_name is the current database or the database_name is tempdb and the object_name starts with #. DROP TABLE 文を使って作成済みのテーブルを削除する方法について解説します。テーブルを削除すると、テーブルそのものとテーブルに格納されていたデータ、テーブルに対するトリガが削除されます。 If we want to delete temp tables that belongs to our current user we should execute the following dynamic SQL, This is the query that is going to be generated by the dynamic Sql, After executing this query you are going to see the following Message. I want to drop the all foreign keys that have the following conditions. /* TRUNCATE ALL TABLES IN A DATABASE */ DECLARE @dropAndCreateConstraintsTable TABLE ( DropStmt VARCHAR(MAX) ,CreateStmt VARCHAR(MAX) ) /* Gather information to drop and then recreate When the above script is run against any database, all the tables are emptied and reset. Drop Views, Function, Stored Procedures and Tables, drop functions and views first, procs last Drop XML Schema Collections Drop the Schema Of course if you have a view in another database or schema referencing your objects IF EXISTS Applies to: SQL Server ( SQL Server 2016 (13.x) through current version). Windows Azure SQL Database does not support four-part names.IF EXISTSApplies to: SQL Server ( SQL Server 2016 (13.x) through current version).Conditionally drops the table only if it already exists.s… So this cannot be done with one SQL statement. Conditionally drops the schema only if it already exists. In this article, you’ll learn the syntax of each command in different database engines like MySQL, PostgreSQL, SQL Server, and Oracle. Which I am not thrilled with doing since it could range from 150 tables to 950 tables. SET @tables = CONCAT ('DROP TABLE IF EXISTS ', @tables); This line adds “DROP TABLE IF EXISTS” before your … Now to DROP all of these three tables, you do not need to use three DROP statements, All you need to do is simply use single DROP statement and specify the three table names separated by comma as shown below That’s it SELECT 'DROP TABLE "' || TABLE_NAME || '";' FROM USER_TABLES WHERE TABLE_NAME LIKE 'YOURTABLEPREFIX%' Or if you want to remove the constraints and free up … Please share if you know more about this. In this article, I describe how to drop all the tables in a particular database. Your email address will not be published. As you can see temp tables that belonged to your session were deleted. through SQL Query. The easiest way to do this is to generate your DROP TABLE commands on the fly, similar to the following: SPOOL drop Required fields are marked *, Copyright © All rights reserved.| Proudly Powered by WordPress and Echoes, How to delete large number of rows in Sql Server. This line ensures that tables variable is never NULL. This is going to create 4 temp tables that belongs to the current user and create tables from 4 to 7 with another user. Say you want to delete all triggers in [AdventureWorks] database on [ServerB] SQL Server instance (SQL Server 2005+). Here I will explain how to drop/delete all tables, stored procedure and triggers from SQL server by single SQL query Introduction: In this article, I have explained how to drop all tables, stored procedures, views and triggers from the database. How to delete/drop all the tables from SQL Server Database without using Enterprise Manager? Drop all tables, stored procedure, views and triggers Swap the values of two columns in SQL Server Clear List of Recent SQL Server Connection From SQL Server Management Studio Difference between inner join and equi join and For this example we are going to use the following code for generating some temp tables and use WideWorldImporters database, you can use any database as we are not using data directly. ©2020 C# Corner. I hope this article has helped you to understand this topic. As you can see there are only temp tables which belong to your current session. Can be used to run a query against each table in the database Truncate database, delete and many but! Check if a table exist in SQL Server instance ( drop all tables sql server Server create 4 tables. On [ ServerA ]: There is no longer in use to the current user/scope you can drop. Sql statement database_nameis the name by which the table was created.Windows Azure SQL supports... 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