db2 drop table

1, export the entire database table structure, methods, stored procedures, etc., execute the script： Db2look–d dbname–e–o db.sql–i username–w Password DB2-TVF Db.sql 2. Export and import of single table data： Export: Db2move dbname export-tn tablename-u db2user-p PSW Import: Db2move dbname import-u db2user-p PSW 3, the database backup, recovery： Backup:

The following article describes how to move data into or out of a database in a DB2 database table, I saw on the relevant website two days ago the actual operation steps for migrating data into or out of the database in the DB2 database table. I thought it was good and I would like to share it with you. After creating

DB2 does not exist in the explain table of the SQL Execution Plan by default. Therefore, you need to create an explain table as needed during use. How can you create it? In fact, DB2 still provides a variety of methods for you to use. The first method is to use the script EXPLAIN. DDL by default, which is created in th

This article describes how to use the DB2DART tool to reduce the high-level mark of tablespaces managed by the DB2 database. The High Level mark (HWM) for the DB2 database management (DMS) tablespace refers to the maximum number of data pages that have been used in the tablespace. If you use: db2listtablespacesshowdetail, you can see that the number of used pages of a DMS tablespace is less This article de

Restore A Table accidentally deleted by flashback drop and perform operations on the table in the recycle bin. delete the table by mistake. Use the flashback drop function to retrieve SQL> select * from tab; TNAME TABTYPE CLUSTERID ---------------------------- ------- ------

This article discusses six things worth attention during the actual operations of the DB2 temporary table, if you are curious about the six things you should pay attention to during the actual operations of the DB2 temporary table, the following articles will unveil its mystery. Pay special attention to the followin

the lower left corner. Figure 1. New Dynamic forms for DB2 Just above the tmemo control, I placed the textSelect * from, as a small prompt: you only need to specify the table name and the following optionalWhere clause. You can use code to construct SQL statements, retrieve metadata (metadata) to obtain field names, and place these field names in tchecklistbox. The Code is as follows: procedure TD

Label:1. Database version 2. Specific procedure DROP PROCEDUREDb2user. Tools_partition_table_show (VARCHAR ()); CREATE OR REPLACE PROCEDURETools_partition_table_show (inchEtl_dateVARCHAR(8)) /****************************************************************************** NAME:PURPOSE:REVISIO Ns:ver Date Author Description----------------------------------------------------- --------------1.0 2015-07-22 Zen 1. An example of adding and quickly delet

This article mainly describes the correct operation steps for restoring a table accidentally deleted by DB2. If you are interested in the correct operation steps for restoring a table accidentally deleted by DB2, the following articles will unveil its mysteries. I hope you will gain some benefits after browsing. A test

We describe how to export LOB data using the DB2 table operation technique in the hypothetical way. Suppose there is a table of employee information (USER_INFO. The table contains three fields: employee ID, employee name, and employee ID card copy. Because the size of the employee ID card copy is relatively large, the

Development: Issues related to table creation in DB2 due to abnormal collection Because the table creation statements may be different when using the DB2 database for the first time, the Manual table creation method is used to fill in fields one by one. Check the primary key

Tags: style blog http color io os java ar fileThe shell script is used to export the DB2 database table to a file, and in another blog post, Java code calls the shell script and passes in the parameter implementation DB2 database table export to a file to invoke the script and pass in the parameters through Java code i

Today we will mainly describe the commands for Table and Tablespaces In the DB2 database. If you are interested in the commands for Table and Tablespaces In the DB2 database, you can click to view the following articles. The following describes the specific solution and hope it will be helpful for your future study. 1

DB2 Introduction to Table Replication Methods version:v1.0.0 Author:xiedd mail:xiedd@icss.com.cn createdate:2006-08-29 Lasteditdate:2006-08-30 Description This article describes how to copy some tables from a DB2 database to another database, as it applies to a large amount of data in a table (such as 10,000 Records)

Issue: In the DB2 database, if you modify the structure of the table, you need to do a reorg operation on the table to get the table state back to normal. A: There are 4 kinds of operations, you need to do reorg operation of the table 1.) SET DATA TYPE Altered-data-type How

In SQL, there are two types of data replication to the original table, in two ways, insert into and select INTO. Detailed instructions: INSERT into From:insert into new table name (column 1, column 2 ...) Select column 1, column 2......from source table name where constraint condition; (This command uses the prerequisite: the target

1. Export the entire database table structure, method, and stored procedure, and execute the script.: Db2look-d dbname-e-o db. SQL-I username-w password Db2-tvf db. SQL 2. Export and Import single table data:Export: db2move dbname export-tn tablename-u db2user-p pswImport: db2move dbname import-u db2user-p psw 3. database backup and recovery:BACKUP:

Truncate Table , the difference between delete and drop tableTRUNCATE table is functionally the same as a DELETE statement without a WHERE clause: Both delete all rows in the table. However, TRUNCATE TABLE is faster than DELETE and uses less system and transaction log resour

The following articles mainly describe the correct use of the MQT materialized query table in the materialized view of the DB2 database. If you encounter the application of the MQT materialized query table in the materialized view of the DB2 database in actual operations, however, you do not know how to solve the probl

The following articles mainly introduce the correct use of MQT materialized query tables in the materialized views of DB2 databases, if you are a beginner in the practical application of the correct use of the MQT materialized query table in the materialized view of DB2 database, you can have a better understanding through the following articles. Use MQT to Mate