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# getDBs :
# get the names of all the databases at a given host and port number
# with the defaults being the localhost and port 5432
# return them in alphabetical order
proc getDBs { {host "localhost"} {port "5432"} } {
# datnames is the list to be result
set conn [pg_connect template1 -host $host -port $port]
set res [pg_exec $conn "SELECT datname FROM pg_database ORDER BY datname"]
set ntups [pg_result $res -numTuples]
for {set i 0} {$i < $ntups} {incr i} {
lappend datnames [pg_result $res -getTuple $i]
}
pg_result $res -clear
pg_disconnect $conn
return $datnames
}
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