SAP Managed Tags: ABAP Development Hi Jorge, I'll reply from my previous experiences with the same issues Do I need to use an Index with exactly the same fields as I am using in my select (or whichever DB operation I am trying to improve performance) ? Not at all. Sure, all fields...
SAP Managed Tags: ABAP Development What is Secondary Index: first i will tell u little about primary index. The primary index contains the key fields of the table and a pointer to the non-key fields of the table. The primary index is created automatically when the table is created in th...
SAP Managed Tags: ABAP Development About COLLECT statement: When the line is inserted, the system checks whether there is already a table entry that matches the key. If there is no corresponding entry already in the table, the COLLECT statement has the same effect as inserting the new line...
Delete one of the two indexes. If you get this message during an upgrade, you probably created an index in the customer name range which is already contained in the standard for the new release. In this case you should delete the customer index on the database and in the ABAP Dictionary...
SAP Managed Tags: ABAP Development Hi, If you use those fields for which the sec index was created, the time taken by the program will be less. Without the index, with the same fields in where condn run the report and after creating the index run the report, you will come to know...
You can define the database systems on which an index must be created when you define the index in the ABAP Dictionary (see Creating Secondary Indexes.)The system creates in the database all the indexes existing in the ABAP Dictionary for a table when the table is created if this was not...
You can define the database systems on which an index must be created when you define the index in the ABAP Dictionary (see Creating Secondary Indexes.)The system creates in the database all the indexes existing in the ABAP Dictionary for a table when the table is created if this was not...
You can also create further indexes on a table in the ABAP Dictionary. These are called secondary indexes. This is necessary if the table is frequently accessed in a way that does not take advantage of the sorting of the primary index for the access. Different indexes on the same table ...
● Create database index:Create a secondary index or the primary index of a transparent table in the database.● Delete database index:Delete a secondary index of a transparent table in the database. The definition of the index in the ABAP Dictionary remains....
Unique Indexes An entry in an index can refer to several records that have the same values for the index fields. A unique index does not permit these multiple entries. The index fields of a unique index thus have key function, that is they already uniquely identify each record of the ...