Values Scan
Short Description
The Values Scan node reads in literals from a VALUES SQL command
Detailed Description​
The Values Scan node reads in literals from the query. This is seen where the VALUES SQL command is used. VALUES is most commonly found in INSERT statements. E.g
INSERT INTO employee ( fname, sname, empid, dept, start_date )
VALUES ( ’Fred’ , ‘Flintstone’ , 539981 , ‘Bedrock’ , ‘1960-09-30’ );
Additional Links​
- PostgreSQL Documentation - VALUES SQL Command
- PostgreSQL Documentation - Using Explain
- pgAnalyze - Explain
- eTutorials - Understanding How PostgreSQL Executes a Query
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