another session

This is a crazy test today. It has been restarting and restarting. The result is wrong ;(   Start WebLogic after publishing the deployment package through WebLogic 9. The console reports the following error. This error has been encountered several

This exception is always reported when starting WebLogic 10.3.6 today: (applicationsdirpoller.java:97) at Weblogic.management.deploy.applicationsdirpoller. (applicationsdirpoller.java:107) at

A database is a shared resource that is used by multiple users. When multiple users have concurrent access to the data, multiple transactions are generated in the database while the same data is being accessed. Without control of concurrent

When I delete the data of a table in a database, I use TRUNCATE table name to delete the time, prompt this error, I from the internet Baidu, there is this method to solve from V$locked_objectsession_id1 163SESSION_ID is 163.SELECT from where =

Concurrent Access: Multiple users access a database at the same time. (DBMS database management System) concurrency control: The correct way to achieve the concurrency of transactions, to avoid data instability, inconsistent. Problems with

"ORA-00054: the resource is busy, but specifies a quick solution to get the resource in Nowait mode, or timeout failure" Today, we are importing data from a temporary table. After the export is complete, we prepare to clear the data and run the

ORA-00054: the resource is busy, but specifies to get the resource in Nowait mode, or timeout is invalid The solution is as follows: ========================================================== ======================== SQL> select session_id from V $

A database is a shared resource used by multiple users. When multiple users access data concurrently, multiple transactions can access the same data simultaneously in the database. If concurrent operations are not controlled, incorrect data may be

Oracle Error: ORA-00054: The resource is busy and requires the specified NOWAITThe problem is as follows:Sql> Conn Scott/[email protected]_database Connected to Oracle database 11g Enterprise Edition Release 11.1.0.6.0 Conne CTED as Scott。。。。。。sql>

A database is a shared resource used by multiple users. When multiple users access data concurrently, multiple transactions can access the same data simultaneously in the database. If concurrent operations are not controlled, incorrect data may be

A database is a shared resource used by multiple users. When multiple users access data concurrently, multiple transactions can access the same data simultaneously in the database. If concurrent operations are not controlled, incorrect data may be

Oracle Lock Mechanism   A database is a shared resource used by multiple users. When multiple users access data concurrently, multiple transactions can access the same data simultaneously in the database. If concurrent operations are not controlled,

The problem is as follows:Sql> Conn Scott/[email Protected]_databaseConnected to Oracle Database 11g Enterprise Edition Release 11.1.0.6.0Connected as Scott。。。。。。sql> drop table Student2;drop table Student2ORA-00054: The resource is busy, but the

1. Global & DynamicExample:slow_query_log? Display the value of the variable:Currently set to OFF? Set the variables of the global &dynamic type in a session:As you can see, a variable of type global must have its value set by the Global keyword. ?

Use of statistical memory from the PGA and UGA of Thomas Kyte, using different sizes of the sorting area to view the PGA, UGA, and physical reads of different memory usesSession 1: Create a test table and test different sort sizesCREATE TABLE T as

A ORA-14450 attempt to access a transactional temp table already in use, ora14450 An error occurred today when adding a field to the temporary table: ORA-14450 attempt to access a transactional temp table already inuse The reasons for improper use

Why does mysql encounter Waitingfortablemetadatalock and its solution bitsCN.com? Causes and Solutions for Waiting for table metadata lock in mysql Metadata Locking MySQL 5.5.3 and up uses metadata locking to manage access to objects (tables,

MySQL lock table _lock TABLES_unlock TABLES mysql5.6 Reference Document: Http://dev.mysql.com/doc/refman/5.6/en/lock-tables.html The basic syntax of the lock table and the lock tableLOCK TABLES tbl_name [[as] alias] lock_type [, Tbl_name [[as] alias]

Oracle audit lab audit queries what operations a user performs on a table, such as select, delete, insert and so on 1. Open the audit function www.2cto.com SQL> show parameter auditNAME TYPE VALUE =----------- audit audit_file_dest

Oracle transactions refer to SQL statements that need to allocate rollback segments. That is to say, select is not part of oracle transactions. For example, you can run a query and then query in another session. Oracle transactions refer to SQL