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The following information is available under SAP HANA M_BLOCKED_TRANSACTIONS System View
This can be checked using system view M_EXPENSIVE_STATEMENTS.SELECT * FROM M_EXPENSIVE_STATEMENTSIn SAP HANA, the M_EXPENSIVE_STATEMENTS view provides convenient access to the most expensive statements that were executed on the system. A statement is considered being expensive if its runtime exceeds a particular threshold. Please note that the expensive statements trace needs to be activated first in the Performance → Expensive Statements Trace screen in the SAP HANA studio. Click Configure the Trace Configuration dialog
Yes, a variable can be downcast to its lower range substitute by casting. It may lead to data loss although. See the example below −ExampleLive Demopublic class Tester { public static void main(String[] args) { int a = 300; byte b = (byte)a; System.out.println(b); } }OutputIt will print output as −44
You can make use of M_VOLUME_IO_TOTAL_STATISTICS System View which shows information about basic I/O operations on I/O subsystems (paths).
You can make use of M_DISKS System View which provides information about disk configuration and utilization of the host machine.SELECT * FROM M_DISKS;
M_DISKS System View is used to provide information about disk configuration and utilization of the host machine. The following information is available −
M_SYSTEM_LIMITS is a view to getting SAP HANA system limits. You can query this view to find the limitations of HANA system −SELECT * FROM M_SYSTEM_LIMITS;It will provide you details about Database Limitation Schema Limitations Tables and View Limitation Indexes and Constraints SQL SQL Script
You can use M_LICENSES System View which is used to provide the information on all of the licenses that are installed on this system.