What are the benefits of using the SQL Monitor Transaction SQL )?
What are the benefits of using the SQL Monitor (transaction SQLM)? There are 2 correct answers to this question. a) It collects monitoring data asynchronously without additional database interaction. b) It can be active in a production system with minimal performance overhead.
What performance data can you obtain using the SQL Monitor?
The SQL Monitor allows you to monitor all SQL statements and operations that are executed by running ABAP applications. The collected SQL Monitor data provides you with aggregated performance indicators (number of executions, execution time, number of effected rows, and so on) for all executed database operations.
What benefits does SAP HANA data compression provide note there are 2 correct answers to this question?
What benefits does SAP HANA Data Compression provide? There are 2 correct answers to this question. Optimized data partitioning Optimized access to column store tables Reduced memory consumption Increased parallel processing.
What information can be combined in the SQL performance tuning worklist?
In addition to the SQL Monitor, the SQL Performance Tuning Worklist allows you to … Combine the SQL monitoring data with findings of local or remote static performance checks that refer to the executed SQL statements. Restrict the result list to statements for which static performance check findings exist.
What is SQLM?
SQLM is a transaction code used for SQL Monitor in SAP. It comes under the package SQLM_UI. When we execute this transaction code, SAPLSQLM is the normal standard SAP program that is being executed in background.
What are the features associated with ABAP CDS?
Below the features of ABAP CDS views:
- Reside in the application server.
- Work with any database.
- Use Open SQL.
- Aim at ABAP applications.
- Main focus to create views.
What should I monitor for SQL Server?
The commonly monitored metrics are processor time, processor queue length, page reads and writes per second, page life expectancy, target, and total server memory, buffer cache hit ratio, batch requests, processor utilization, lazy writes, network usage, paging, user connections, etc.
How do you monitor database performance?
Five Best Practices for Proactive Database Performance Monitoring
- Monitor Availability and Resource Consumption. This first step of proactive monitoring is to check whether all databases are online at regular intervals. …
- Measure and Compare Throughput. …
- Monitor Expensive Queries. …
- Track Database Changes. …
- Monitor Logs.
How do I check my SQL Server Activity Monitor?
To open Activity Monitor right click on the SQL Server instance name and click Activity Monitor. As you can see below, there are several types of information you can review such as processes, resource waits, expensive queries, etc.
How does compression work in Hana?
The compression factor refers to the ratio of the uncompressed data size to the compressed data size in SAP HANA. … The compressed data volume in SAP HANA is the total size that the table occupies in the main memory of SAP HANA.
Which areas influence the compression factor in SAP?
The longer the original column values are, the more efficient is the dictionary compression. The way how the table records are sorted can significantly impact the compression ratio. During compression optimization SAP HANA sorts the table records in a way to achieve the overall best compression ratio.
What are row structures used for in SAP HANA?
It provides faster memory read and writes operations with help of In-Memory Computing Engine. In a conventional database, data is stored in Row based structure i.e. horizontally. SAP HANA stores data in both row and Column based structure.