Advanced usage of DB2 create tabel statements

DB2 create tabel statements are well understood. However, the following section does not describe the general usage of DB2 create tabel statements. If you are interested, take a look.

The general DB2 create tabel statement is not mentioned. Let's talk about three advanced DB2 create tabel statements:

1. Create a result table

Create table new_table_name
(Select * from table_name) definition only;

2. Create a materialized query table MQT)

Create table new_table_name
(Select * from table_name)
Data initially deferred refresh deferred;
Refresh table new_table_name;

Note: A materialized table is similar to a Query. the type of the table is displayed as Query. But it can be used as a table.

3. Copy the table structure

Create table new_table_name like table_name;
 

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