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local result = {}
local function lengthOfList (key)
return redis.call("LLEN", key)
end
redis.call("SELECT", DB_NO)
local keysPresent = redis.call("KEYS", "KEYS_PATTERN")
if keysPresent ~= nil then
for _,key in ipairs(keysPresent) do
--error catching and status=true for success calls
local status, retval = pcall(lengthOfList, key)
if status == true then
local keyName = "redis_list_length_" .. key
local keyValue = retval .. ""
table.insert(result, keyName) -- store the keyname
table.insert(result, keyValue) --store the bit count
end
end
end
return result
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