Revision Difference
sql.Query#551342
<function name="Query" parent="sql" type="libraryfunc">
<description>Performs a query on the local SQLite database, returns a table as result set, nil if result is empty and false on error.</description>
<realm>Shared and Menu</realm>
<args>
<arg name="query" type="string">The query to execute.</arg>
</args>
<rets>
<ret name="" type="table">false is returned if there is an error, nil if the query returned no data.</ret>
</rets>
</function>
<example>
<description>Functions that are examples of saving and creating information into the database.</description>
<code>
function CreateTable()
sql.Query( "CREATE DATABASE IF NOT EXISTS player_data" ) // need to create database for it to work.⤶
sql.Query( "CREATE TABLE IF NOT EXISTS player_data ( SteamID TEXT, Money INTEGER )" )
end
function SavePlayerToDataBase( ply, Money )
local data = sql.Query( "SELECT * FROM player_data WHERE SteamID = " .. sql.SQLStr( ply:SteamID() ) .. ";")
if ( data ) then
sql.Query( "UPDATE player_data SET Money = " .. Money .. " WHERE SteamID = " .. sql.SQLStr( ply:SteamID() ) .. ";" )
else
sql.Query( "INSERT INTO player_data ( SteamID, Money ) VALUES( " .. sql.SQLStr( ply:SteamID() ) .. ", " .. Money .. " )" )
end
end
function LoadPlayerFromDataBase( ply )
local val = sql.QueryValue( "SELECT Money FROM player_data WHERE SteamID = " .. sql.SQLStr( ply:SteamID() ) .. ";" )
return val
end
</code>
</example>