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Column names db2
Utility ID DB2 utility IDs should be unique for each utility to be executed. Column-name qualifier are used as table designator to avoid ambiguity when the column names referenced exist in more than one table used in the SQL statement. If the index name is greater than 8 characters long, DB2 will use an internal, proprietary algorithm to generate a unique, 8-byte index space name. Column names db2 nested select is a kind of sub select where the inner select passes to the where criteria for the outer select. The optimizer is a DB2 component that processes SQL statements and selects the access paths. RR: Retains all locks acquired till end of transaction When do you specify the isolation level? Can DB2 be accessed by TSO users? NO which has the value 2 : Resolution If you cannot change your applications to conform to the new ResultSetMetaData behavior but you need other features of JDBC 4. It is the DB2 interactive menu-driven tool used by developers to create database objects. Give some example of statistics collected during RUNSTATS? SQLCODE -811 More than one row retrieved in SELECT INTO SQLCODE -818 Plan and program: timestamp mismatch SQLCODE -904 SQLSTATE 57011 Unavailable resource.
LIKE tables are typically created for a test environment from the production environment. The advantages of using PACKAGE are: 1. As soon as a program moves from one row to another, other programs may read or the first row. What is a NULL value?
The only valid exception to using all available characters is when naming indexes. What is the self-referencing constraint? After a load, or after mass updates, inserts, deletes, or after REORG. It must be preceded by a colon : to tell DB2 that the variable is not a column name. When a view is created, system information about the view is stored in SYSIBM. It is a data structure that must be included in any host-language program using SQL.
Column names db2
Can DB2 be accessed by TSO users. ALIAS : is retained even if table or tablespace is dropped. What is a recovery log. DB2 is supposed to be a user -friendly database management system. Where are plans stored?.
This type of tables also do not support in DB2 pureScale. SQLCODE -811 More than one row retrieved in SELECT INTO SQLCODE -818 Plan and program: timestamp mismatch SQLCODE -904 SQLSTATE 57011 Unavailable resource.