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Speed up import by using transactions & no autocommit

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Dorian Wouters 2016-08-23 17:50:54 +02:00
parent e0f24649ad
commit aec6707ea0
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1 changed files with 5 additions and 0 deletions
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5
auth_txt_import.lua
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@ -7,12 +7,15 @@ function thismod.import_auth_txt()
local auth_file_path = minetest.get_worldpath() .. '/auth.txt' local auth_file_path = minetest.get_worldpath() .. '/auth.txt'
local create_auth_stmt = thismod.create_auth_stmt local create_auth_stmt = thismod.create_auth_stmt
local create_auth_params = thismod.create_auth_params local create_auth_params = thismod.create_auth_params
local conn = thismod.conn
local file, errmsg = io.open(auth_file_path, 'rb') local file, errmsg = io.open(auth_file_path, 'rb')
if not file then if not file then
minetest.log("info", modname .. ": " .. auth_file_path .. " could not be opened for reading" .. minetest.log("info", modname .. ": " .. auth_file_path .. " could not be opened for reading" ..
"(" .. errmsg .. "); no auth entries imported") "(" .. errmsg .. "); no auth entries imported")
return return
end end
conn:query('SET autocommit=0')
conn:query('START TRANSACTION')
for line in file:lines() do for line in file:lines() do
if line ~= "" then if line ~= "" then
local fields = line:split(":", true) local fields = line:split(":", true)
@ -36,5 +39,7 @@ function thismod.import_auth_txt()
end end
end end
end end
conn:query('COMMIT')
conn:query('SET autocommit=1')
io.close(file) io.close(file)
end end