what is drop command in sql

Restore the tables drop by pl SQL in oracle by mistake View tables in the recycle bin Select object_name, original_name, partition_name, type, ts_name, createtime, droptime from recyclebin; Restore table SQL> flashback table test_drop to before drop;

13. T-SQL and SQL query AnalyzerWhat is SQL?What is T-SQL?Introduce new features of T-SQLHow to Use T-SQLSummaryIn this chapter, we will introduce some basic concepts about the Structured Query Language and transact-SQL and their differences. This

The Drop Command (Commands) implements:/* * Drop one or more objects. * * We don ' t currently handle all object types here. Relations, for example, * require special handling, because (for example) indexes has additional * locking requirements. *

Oracle Update Data Tip Custom "ORA-20010: Cannot drop/truncate the table" errorJava.sql.batchupdateexception:ora-00604:error occurred at recursive SQL Level 2ORA-20010: The table cannot be drop/truncate.Ora-06512:at Line

In Oracle10g, If you accidentally drop a table, Can you restore it? The answer is yes. In Oracle10g, when you run the drop table tablename command, the table will not be deleted, instead, the table is stored in the recycle bin (the concept of the

Differences between drop, delete, and truncate in oracle: droptruncate Differences between drop, delete, and truncate in oracle you can use the drop, delete, and truncate commands to delete tables in the database, there are many articles and

emule resources can also be downloaded with thunder The following is a list of files that are shared by users, and you can download them by clicking on them after you install emule [0 Basic science sql.server.2005

The SQL injection vulnerability attacks have aroused widespread concern because they can penetrate the firewall and Intrusion Detection System to damage your data layer. Whether it is the first or second-level injection attack, if you look at the

The function of database backup and restore using T-SQL statementRepresents four points of knowledge in SQL Server:1. Get the default directory on a SQL Server server2. Use of Backup SQL statements3. Restores the use of SQL statements, taking into

In Oracle10g, If you accidentally drop a table, Can you restore it? The answer is yes. In Oracle10g, when you run the drop table tablename command, the table will not be deleted, instead, the table is stored in the recycle bin (the recycle bin