Datafeed Toolbox™ functions enable you to create aKx Systems, Inc.kdb + database connection and retrieve data from and write data into aKx Systems, Inc.kdb + database.
To retrieve data, first create aKx Systems, Inc.kdb + database connection by using thekx
function, and then use thefetch
function. To write data into the database, use thewrite
function.
For details aboutKx Systems, Inc.kdb + databases and commands, seeKx Systems, Inc.Documentation. For details about the interface, seeMATLABclient for kdb+.
kx |
连接到Kx Systems, Inc.kdb + databases |
exec |
RunKx Systems, Inc.kdb+ commands |
fetch |
Request data fromKx Systems, Inc.kdb + databases |
get |
检索Kx Systems, Inc.kdb+ connection object properties |
insert |
Write data toKx Systems, Inc.kdb + databases |
isconnection |
Determine if connections toKx Systems, Inc.kdb + databases are valid |
tables |
检索table names fromKx Systems, Inc.kdb + databases |
close |
Close connections toKx Systems, Inc.kdb + databases |