for example, create a filter to show all rows with CBS Code ABC or Short Description XYZ. Second, a data element can now be used more than once within a filter, allowing you to specify, "show all rows with CBS Code ABC OR CBS ...
c2 number, c3 as (c1+c2) virtual"), and similarly, virtual indexes that are based on functions. Also seeOracle 11g function-based virtual columns. Source: Source:Mark Rittman
In a relational database, all data is stored in two-dimensional tables that are composed of rows and columns. Oracle Database enables you to store data, update it, and efficiently retrieve it, with a high degree of performance, reliability, and scalability. Oracle Database is composed of ...
An index can be either unique (which means that no two rows in the table or view can have the same index value) or nonunique. If the column or columns on which an index is based contain NULL values, the row isn’t included in the index. An index in Oracle refers to the physical ...
-- multiple rows: 5, 50, 500, 1500 -- select max(v1) from t1 where id between 11 and 15; select max(v1) from t1 where id between 101 and 150; select max(v1) from t1 where id between 1001 and 1500; select max(v1) from t1 where id between 10001 and 11500; Here are the ...
For example, set it to 128 to create these kind of indexes on columns of type varchar2(N) where N >= 128. RENAME_PARTITION Enable this directive if you want that your partition tables will be renamed. Disabled by default. If you have multiple partitioned table, when exported to ...
This is not a supported configuration. However, it is possible to migrate your MS SQL Server or Sybase database to Oracle7 if none of your tables contain multiple text or binary columns. Before capturing the source database, you should modify the data type mappings to map TEXT to VARCHAR2...
Oracle Database Lite can help you ensure that all values in a particular column or combination of columns are unique. Once you create a unique constraint for the particular column or columns, Oracle Database Lite automatically prevents the creation of duplicate values. If you do not want any ...
Right-click the new ADDRESS_KEY column and select Delete. This is a duplicate column and is not needed.14 . Click Yes to confirm the delete. 15 . Use the Rename Wizard or a manual renaming technique to rename the new address logical columns (with uppercase letters) in D3 Customer. You...
II 13384122 11.2.0.4, 12.1.0.1 Wrong Results (Duplicate rows) with OR-expansion and missing “order by” – 13368545 11.2.0.4, 12.1.0.1 Wrong results from Nth_Value window function when N is variable I 13358781 11.2.0.2.BP16, 11.2.0.3.4, 11.2.0.3.BP04, 11.2.0.4, 12.1.0.1 dba_hist_...