loadwallet "filename"
Loads a wallet from a wallet file or directory.
Note that all wallet command-line options used when starting bitcoind will be
applied to the new wallet (eg -zapwallettxes, upgradewallet, rescan, etc).
Arguments:
1. "filename" (string, required) The wallet directory or .dat file.
Result:
{
"name" :, (string) The wallet name if loaded successfully.
"warning" :, (string) Warning message if wallet was not loaded cleanly.
}
Examples:
> bitcoin-cli loadwallet "test.dat"
> curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "loadwallet", "params": ["test.dat"] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/