PostgreSQL/Postgre SQL/plpgsql

plpgsql is case insensitive

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postgres=# CREATE FUNCTION "mixed" () RETURNS integer AS " postgres"# DecLarE postgres"# --assigns 1 to the oNe variable postgres"# oNe IntEgER postgres"#  := 1; postgres"# postgres"# bEGiN postgres"# postgres"# --displays the value of oNe postgres"# ReTUrn oNe; postgres"# eNd; postgres"# " LANGUAGE "plpgsql"; CREATE FUNCTION postgres=# postgres=# select mixed();

mixed

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    1

(1 row) postgres=#

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