![]() ![]() The cookies is used to store the user consent for the cookies in the category "Necessary". This cookie is set by GDPR Cookie Consent plugin. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". The cookie is used to store the user consent for the cookies in the category "Analytics". These cookies ensure basic functionalities and security features of the website, anonymously. Necessary cookies are absolutely essential for the website to function properly. In this example, we are creating a backup of the parent table employees including its defaults. Listed below is a Redshift Create Table example with the LIKE clause. If you want the column level default values copied over from the parent table, then add the INCLUDING DEFAULTS clause. At a minimum, the LIKE keyword and parent_table need to be specified. The syntax for creating a table using the LIKE clause is – “LIKE parent_table “. However, the table you created does not inherit any PRIMARY Key and FOREIGN Key constraints. Use the Redshift Create Table LIKE clause when you want to create a table that inherits attributes such as Distribution Style, Sort Keys, NULL and Backup. The Create table LIKE clause is used to create a table based on the structure of a parent table, whereas the Create table AS (CTAS) clause is used to create a table based on a SQL query. This is a very important difference you have to remember! ![]() The Redshift Create Table LIKE clause is not the same as the Create Table AS clause. The keyword and syntax for setting distribution styles are listed below. The best use case for an ALL distribution style is when tables are not updated frequently. ALL distribution increases the storage requirements for a table, and also slows down DML queries.
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