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SQL CREATE TABLE AS SELECT Statement

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Basic Usage: CREATE TABLE AS SELECT inserts query results into new table
Parentheses required around subquery clause, optional in some DBMSs
Cannot insert into existing tables, use INSERT INTO...SELECT instead
Advanced Features: SELECT statement supports WHERE clause filtering
Can select data from multiple tables
Foreign keys can share column names, use aliases instead
DBMS Support: Not supported by all DBMSs
SQL Server uses SELECT INTO instead
Many DBMSs support INSERT INTO...SELECT for existing tables