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pragma FeatureR010="prototype";
pragma config.flags("MatchRecognizeStream", "force");
USE plato;
$data = [
<|dt:15, host:"fqdn1", key:0|>,
<|dt:16, host:"fqdn1", key:1|>,
<|dt:17, host:"fqdn1", key:2|>,
<|dt:18, host:"fqdn1", key:3|>,
<|dt:19, host:"fqdn1", key:4|>,
<|dt:20, host:"fqdn1", key:5|>,
<|dt:21, host:"fqdn1", key:6|>,
<|dt:22, host:"fqdn1", key:7|>,
<|dt:23, host:"fqdn_2", key:0|>,
<|dt:24, host:"fqdn1", key:8|>,
<|dt:25, host:"fqdn1", key:9|>,
<|dt:26, host:"fqdn1", key:10|>,
<|dt:27, host:"fqdn__3", key:30|>,
<|dt:28, host:"fqdn__3", key:1|>,
<|dt:29, host:"fqdn__3", key:2|>,
<|dt:30, host:"fqdn__3", key:3|>,
<|dt:31, host:"fqdn__3", key:4|>,
<|dt:32, host:"fqdn1", key:11|>,
<|dt:33, host:"fqdn1", key:12|>,
<|dt:34, host:"fqdn1", key:13|>,
<|dt:35, host:"fqdn1", key:14|>,
<|dt:36, host:"fqdn__3", key:15|>
];
select * from AS_TABLE($data) MATCH_RECOGNIZE(
PARTITION BY host
ORDER BY CAST(dt as Timestamp)
MEASURES
Last(Q.dt) as T,
First(Y.key) as Key
ONE ROW PER MATCH
AFTER MATCH SKIP TO NEXT ROW
PATTERN (
(Y Q)
)
DEFINE
Y as (Y.key) % 3 = 0,
Q as (Q.key) % 3 <> 0
) as MR
ORDER BY MR.T;
|