CREATE AS SELECT

Description

Direct load using a SELECT statement as the source

Versions

This operation was replaced by LOAD AS SELECT in Oracle 8.0.4 and above

This operation is implemented in the following versions

Example

This operation can only be observed by using EXPLAIN PLAN to populate the plan table. It does not appear in AUTOTRACE or V$SQL_PLAN

This example was developed using Oracle 7.3.4 on Windows NT

This example requires the following table definition

    CREATE TABLE t1 (c1 NUMBER);

The table does not need to be analysed

The statement

    EXPLAIN PLAN FOR
    CREATE TABLE t2 AS SELECT * FROM t1;

generates the following execution plan

0     CREATE TABLE STATEMENT Optimizer=CHOOSE
1   0   CREATE AS SELECT
2   1     TABLE ACCESS (FULL) OF 'T1'