Here, the SQL command will delete a table namedShippings. Also, make sure you haveadminorDROPpermission to run this command. DROP TABLE Syntax The syntax of the SQLDROP TABLEstatement is: DROPTABLEtable_name; Here,table_nameis the name of the table to be removed. Note:When we delete a ...
The SQL DROP TABLE statement is the SQL command that removes an entire SQL table. Why Use the SQL DROP TABLE Statement?When a SQL table must be removed, use the SQL DROP TABLE statement. For example, you may have a created a temporary table to stored a report. When the report ...
This statement drops a table from the currently selected database. An error is returned if the table does not exist, unless the IF EXISTS modifier is used. Synopsis DiagramSource DropTableStmt DROPOptTemporaryTableOrTablesIfExistsTableNameListRestrictOrCascadeOpt OptTemporary TEMPORARYGLOBALTEMPORARY Tabl...
The TRUNCATE TABLE statement is used to delete the data inside a table, but not the table itself.SyntaxTRUNCATE TABLE table_name; Exercise? What does the SQL DROP TABLE statement do? Deletes a table and all its data from the database Renames an existing table Copies a table and its ...
AlterTableDropTableElement AlterTableDropTableElementStatement AlterTableFileTableNamespaceStatement AlterTableRebuildStatement AlterTableSetStatement AlterTableStatement AlterTableSwitchStatement AlterTableTriggerModificationStatement AlterTriggerStatement AlterUserStatement AlterViewStatement AlterWorkloadGroupStatement Alter...
You can delete an existing index in a table with the DROP INDEX statement. 你可以将现有的索引通过DROP INDEX语句进行取消操作。 Syntax for Microsoft SQLJet (and Microsoft Access): 在Microsoft SQLJet (和 Microsoft Access)中的语法是这样的:
TRUNCATE statement: This command is used to delete all the rows from the table and free the space containing the table.SQL DROP Statement:The SQL DROP command is used to remove an object from the database. If you drop a table, all the rows in the table is deleted and the table ...
DropTableStatement 型別會公開下列成員。方法展開表格 名稱說明 Accept 指定之訪客的進入點。 (覆寫 TSqlFragment.Accept(TSqlFragmentVisitor)。) AcceptChildren 在具有指定之訪客的子系上呼叫 Accept。 (覆寫 DropObjectsStatement.AcceptChildren(TSqlFragmentVisitor)。) Equals 判斷指定的 Object 和目前的 Obj...
DROP column_name; 3. ALTER VIEW:此语句用于修改现有视图的定义,例如更改用于创建它的SELECT 语句。ALTER VIEW 语句的语法是: ALTER VIEW view_name AS select_statement; 请注意,ALTER 语句的确切语法和窗口函数的语法可能因所使用的特定数据库管理系统 (DBMS) 而异。
Is the name of the table to be removed. Remarks DROP TABLE can't be used to drop a table that is referenced by a FOREIGN KEY constraint. The referencing FOREIGN KEY constraint or the referencing table must be dropped first. Multiple tables can be dropped in the same DROP TABLE statement....