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Results tagged with ctas
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user 5555
`CREATE TABLE AS Select` (CTAS) and its associated syntax creates a new table by performing the following - Run a CREATE TABLE using the table definition of every column in the SELECT - Populating the new table with the result set of the SELECT NOTE : The table created has no indexes or constraints.
2
votes
CREATE TABLE AS SELECT creates non-nullable columns
Either create the table manually beforehand, or specify the column names an NULLability in the CTAS statement:
create table blah2
(
ctascolumn1 not null,
ctascolumn2 null
)
as
select col1, col2 …
- 31.9k