"Jie Liang" <[EMAIL PROTECTED]> writes: > You will see AAA associate with 'whatever', it's an internal variable, > but how could I use it in my SQL query?
regression=# \set AAA 'whatever'
regression=# select :AAA;
ERROR: column "whatever" does not exist
regression=# \set AAA '\'whatever\''
regression=# select :AAA;
?column?
----------
whatever
(1 row)
regards, tom lane
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