Query design?
When using a SAP HANA DB, is there any differences of the query structure design, to take advantage of the performance gains? Is there any aspects that you should consider when designing new queries?
View ArticleRe: Fill output parameter in a stored procedure
Hi Ben, Not sure how your output parameter is defined, but I assume it is a table type to store multiple records. Just wondering, why can't you use UNION ALL like AOut = SELECT NAME1 FROM usertable...
View ArticleRe: Fill output parameter in a stored procedure
Hi Ravi, thanks a lot for the fast answer.Yes, the output parameter is a table type with just one field. You are right, using a UNION would be a solution, but I would like to know how to append records...
View ArticleRe: Fill output parameter in a stored procedure
Hi Ben, I think the table type is just a structural definition and not a data bearing objects. You may have to use Global / Temporary table to store the data and append additional data and then assign...
View ArticleRe: Error executing query
Hi Sudarshan, Although I did not try this myself, can you please try using CE_AGGREGATION instead of CE_PROJECTION for SQL_P. As the aggregation depends on the grouping, if you have a lower granularity...
View ArticleRe: Query design?
Hi Dirk, The question is quite generic and may need additional information. Do you mean the queries to be written manually or some modeling best practices that would generate efficient queries. I am...
View ArticleRe: Are there any limitations on concatenating string columns in Analytic Views?
Hi Ramesh, I don't think there should be an issue. I tried the same (on revision 52), that is, joining two varchar columns in Attrib View using + operator and it works fine for me. The calculated...
View ArticleRe: Error while using Windows Function in SQL editor in SAP HANA
Hi Nikhil, Couple of points,any chances of you upgrading to the latest revision and try out.Can you run the same query without the row_number.I hope your columns are not defined in the lowercase and...
View ArticleRe: SYS vs PUBLIC
Hi SS, Can you please post a screenshot for the PUBLIC schema. I think that is a ROLE and SYS is a schema. The screenshot will help understand what you mean. Regards, Ravi
View ArticleRe: Split work in procedure to different threads
Hi Fernando, sorry for the delay. Please find attached my current Cursor code. The problem is that the included Select took a lot of time. /* * Loop over change ids and retrieve valid values for...
View ArticleRe: SAP HANA ERP Rapid Deployment Solution for Operational Reporting
Hi Michael, can you please let me know if this is Resolved and if so how did you do it? ThanksKalyan
View ArticleIgnore where clauses when the value is space
Hi, I have a SQL Select on say a table A that has columns a1 a2 and a3. I am writing a stored procedure that would return a sum of a3 for a specific a1 and a2 values. So the query looks like this...
View ArticleRe: Error while using Windows Function in SQL editor in SAP HANA
Hi Nikil, I copied the code one to one from http://help.sap.com/hana/html/_esql_functions_window.html and it works for me without any error. As mentioned earlier, I am on revision 52. I am not sure if...
View ArticleRe: Ignore where clauses when the value is space
Hi Anusha, There are multiple ways to achieve this. You can use IF ELSE statement in your code and check the values for val1 and val2 and write separate SELECT statements accordingly.You can use...
View ArticleRe: Ignore where clauses when the value is space
Hi there, I just got the same requirement and got a question about it...Since dynamic SQL should be avoided, I would like to solve this using a if statement. What I got looks like this: IF lv_name...
View ArticleRe: Are there any limitations on concatenating string columns in Analytic Views?
Hello Ravi, I had experimented with both of the above before posting this question and I mention one of them in my original post: "So I removed the column I used as a measure and introduced a measure...
View ArticleRe: SAP HANA ERP Rapid Deployment Solution for Operational Reporting
SAP POS Data Management functionality was integrated directly with SAP® Business Intelligence (SAP® BI) software. As of the SAP POS DM 1.0 SP01 release, POS Inbound Processing Engine (PIPE) is shipped...
View ArticleRe: Error while using Windows Function in SQL editor in SAP HANA
Ni Nikhil, not sure what's wrong here, but I just tested this on a rev. 49 and it worked fine: select version from m_database; -- VERSION-- 1.00.49.373159 createcolumntable t (class integer, val...
View ArticleRe: SYS vs PUBLIC
The thing here is:PUBLIC is a special schema that can be used by all users and that is always part of the search strategy for identifiers without explicit schema. That way, any user can simply run e.g....
View ArticleRe: jdbc information from ngdbc.jar
Hi joungim, if you want to find out what revision the SAP HANA server is running, you can simply check the m_database system view. To run different SQL based on the version of the used JDBC driver is...
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