SAP HANA SQLScript · Write Access to the Database (DML)

Which SAP Note recommends MERGE INTO over UPDATE ... FROM, and what happens if you omit one MERGE branch?

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More in Write Access to the Database (DML)

In SAP HANA, how do the REPLACE and UPSERT statements differ?

When UPSERT uses a WHERE clause instead of WITH PRIMARY KEY, what must that WHERE still contain?

In UPSERT table_1 SELECT ... FROM table_1 WHERE key2 = 2, what does the WHERE apply to?

What can MERGE INTO do that UPSERT cannot, and from which HANA version is it available?

You DELETE FROM a table, realize it was wrong, and run ROLLBACK. Does the data come back?

You TRUNCATE TABLE, realize it was wrong, and run ROLLBACK. Does the data come back?

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