SQL Command for creating new DB mysqladmin -u username -p"password" create testDB1; SQL Copy SQL Command for Import mysql -u username -p"password" testDb1 < testDb.sql; SQL Copy Also for Unix, database names are case-sensitive 3) SQL Server In SQL Server we can rename the database...
What are the restrictions while creating batches in SQL Server? SQL server batches - CREATE DEFAULT, CREATE PROCEDURE, CREATE RULE, CREATE TRIGGER, and CREATE VIEW statements cannot be combined with ... Explain GO Command GO Command is used to signal the end of a batch...Post your comment...
A severe error occurred on the current command. The results, if any, should be discarded. Additionally, following errors are logged in SQL Server error log: <Date><Time>spid# ***Stack Dump being sent to<FilePath>\SQLDumpxxx.txt <Date><Time>spid# SqlDumpExceptionHandler: P...
BaseSqoopTool: Setting your password on the command-line is insecure. Consider using -P instead. 15/06/09 09:47:18 INFO manager.MySQLManager: Preparing to use a MySQL streaming resultset. 15/06/09 09:47:31 INFO tool.EvalSqlTool: 556430 row(s) updated. 利用sqoop eval,只需要在参数--...
REVOKE- withdraw access privileges given with the GRANT command 收回已经授予的权限 二、DML is Data Manipulation Language statements. Some examples:数据操作语言,SQL中处理数据等操作统称为数据操纵语言 SELECT- retrieve data from the a database 查询 ...
7.REVOKE - withdraw access privileges given with the GRANT command 收回已经授予的权限 下面是对Truncate语句在MSSQLServer2000中用法和原理的说明: Truncate table 表名 速度快,而且效率高,因为: TRUNCATE TABLE 在功能上与不带 WHERE 子句的 DELETE 语句相同:二者均删除表中的全部行。但 TRUNCATE TABLE 比 DEL...
$Command.CommandType = [System.Data.CommandType]::StoredProcedure; $Command.CommandText = "dbo.Nolock_AddProcedure"; $p1 = $Command.Parameters.Add("@ServerName", [Data.SqlDbType]::NVarChar, 513).Value = $Server; $p2 = $Command.Parameters.Add("@DatabaseName", [Data.SqlDbType]::NVarChar...
SQL触发器 SqlServer包括三种常规类型的触发器:DML触发器、DDL触发器和登录触发器。 1.DML(数据操作语言,Data Manipulation Language)触发器 DML触发器是一些附加在特定表或视图上的操作代码,当数据库服务器中发生数据操作语言事件时执行这些操作。SqlServer中的DML触发器有三种: insert触发器:向表中插入数据时被...
REVOKE- withdraw access privileges given with the GRANT command 收回已经授予的权限 二、DML is Data Manipulation Language statements. Some examples:数据操作语言,SQL中处理数据等操作统称为数据操纵语言 SELECT- retrieve data from the a database 查询 ...
ERROR 1142 (42000): INSERT command denied to user 'z1'@'localhost' for table 'emp' 以上例子中的 grant 和 revoke 分别授出和收回了用户 z1 的部分权限,达到了我们的目的。 关于权限的更多内容,将会在第 4 篇中详细介绍。 53 2.3 帮助的使用 ...