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/proc/self/root/opt/redis-8/src/commands/

//proc/self/root/opt/redis-8/src/commands/swapdb.json

 {
    "SWAPDB": {
        "summary": "Swaps two Redis databases.",
        "complexity": "O(N) where N is the count of clients watching or blocking on keys from both databases.",
        "group": "server",
        "since": "4.0.0",
        "arity": 3,
        "function": "swapdbCommand",
        "command_flags": [
            "WRITE",
            "FAST"
        ],
        "acl_categories": [
            "KEYSPACE",
            "DANGEROUS"
        ],
        "arguments": [
            {
                "name": "index1",
                "type": "integer"
            },
            {
                "name": "index2",
                "type": "integer"
            }
        ],
        "reply_schema": {
            "const": "OK"
        }
    }
}