The statements you use to add, change, or delete data are called data modification statements which are a subset of the data manipulation language (DML) statements part of ANSI SQL. The main DML statements are:
INSERT statement Adds new rows to a table or view. See INSERT statement.
UPDATE statement The UPDATE statement changes rows in a set of tables or views. See UPDATE statement.
DELETE statement The DELETE statement removes rows from a set of tables or views. DELETE statement.
MERGE statement The MERGE statement adds, changes, and removes specific rows from a table or view. See MERGE statement.
In addition to the statements above, the LOAD TABLE and TRUNCATE TABLE statements are especially useful for bulk loading and deleting of data.
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