SAP HANA SQLScript · SAP HANA for SQLScript Developers

Match the job to the environment: (a) ABAP + AMDP development, (b) native HANA (HDI) apps, (c) cloud apps.

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More in SAP HANA for SQLScript Developers

Coming from a classic RDBMS, why is pre-building secondary indexes, aggregate tables and materialized views usually the wrong instinct on HANA?

Why does looping over rows one-by-one in your program to compute a total defeat the whole point of HANA?

Why should you avoid naming your own table the same as an object in the HANA public schema?

Two SQL statements sit back-to-back in one SQL console tab with no semicolon between them. You press F8. What happens?

You highlight only the first three lines and press F8. Does table NAMES still exist afterward? ``` CREATE TABLE names (id INT); INSERT INTO names VALUES (1); SELECT * FROM names; DROP TABLE names; ```

Why does storing a table by columns make SUM(amount) and single-column filters so much faster than a row store?

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