Sachin Srivastava schrieb am 05.06.2016 um 11:16:
Kindly inform to me How PostgreSQL Processes SQL Statements internally?
How SQL SELECT * statement works in Postgres?
<http://stackoverflow.com/questions/10927381/how-sql-select-statement-works-in-oracle>
Check out Bruce's presentations:
http://momjian.us/main/presentations/internals.html
Specifically: http://momjian.us/main/writings/pgsql/internalpics.pdf
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