Created
November 24, 2018 12:56
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local mysql = require('luamysql') | |
dbarg = { | |
host = "127.0.0.1", -- required | |
port = 3306, -- required | |
user = "ouonline", -- optional | |
password = "foobar", -- optional | |
db = "test", -- optional | |
} | |
------------------------------------------------------------------------------- | |
client, errmsg = mysql.newclient(dbarg) | |
if errmsg ~= nil then | |
io.write("connect to mysql error: ", errmsg, "\n") | |
return | |
end | |
errmsg = client:selectdb(dbarg.db) | |
if errmsg ~= nil then | |
io.write("selectdb error: ", errmsg, "\n") | |
return | |
end | |
errmsg = client:setcharset("utf8") | |
if errmsg ~= nil then | |
io.write("setcharset error: ", errmsg, "\n") | |
return | |
end | |
errmsg = client:ping() | |
if errmsg ~= nil then | |
io.write("ping: ", errmsg, "\n") | |
return | |
end | |
result, errmsg = client:escape("'ouonline'") | |
if errmsg ~= nil then | |
io.write("escape error: ", errmsg, "\n") | |
return | |
end | |
io.write("excape string -> ", result, "\n") | |
result, errmsg = client:query("select * from test") | |
if errmsg ~= nil then | |
io.write("query error: ", errmsg, "\n") | |
return | |
end | |
io.write("result size = ", result:size(), "\n") | |
fieldnamelist = result:fieldnamelist() | |
if fieldnamelist == nil then | |
io.write("get fieldnamelist error.\n") | |
return | |
end | |
for record in result:recordlist() do | |
io.write("--------------------------------\n") | |
for k, v in pairs(record) do | |
io.write("[", k, "] -> ", fieldnamelist[k], ": ", v, "\n") | |
end | |
end |
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