CREATE TABLE host ( ts timestamp(3) time index, host STRING PRIMARY KEY, val BIGINT, ); Affected Rows: 0 INSERT INTO TABLE host VALUES (0, 'host1', 0), (5000, 'host1', null), (10000, 'host1', 1), (15000, 'host1', null), (20000, 'host1', 2), (0, 'host2', 3), (5000, 'host2', null), (10000, 'host2', 4), (15000, 'host2', null), (20000, 'host2', 5); Affected Rows: 10 -- Test Invalid cases -- 1. error timestamp SELECT min(val) RANGE 'not_time' FROM host ALIGN '5s'; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: not a valid duration string: not_time SELECT min(val) RANGE '5s' FROM host ALIGN 'not_time'; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: not a valid duration string: not_time -- 2.1 no range param SELECT min(val) FROM host ALIGN '5s'; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: Illegal Range select, no RANGE keyword found in any SelectItem SELECT 1 FROM host ALIGN '5s'; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: Illegal Range select, no RANGE keyword found in any SelectItem SELECT min(val) RANGE '10s', max(val) FROM host ALIGN '5s'; Error: 3001(EngineExecuteQuery), No field named "max(host.val)". Valid fields are "min(host.val) RANGE 10s", host.ts, host.host. SELECT min(val) * 2 RANGE '10s' FROM host ALIGN '5s'; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: Can't use the RANGE keyword in Expr 2 without function SELECT 1 RANGE '10s' FILL NULL FROM host ALIGN '1h' FILL NULL; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: Can't use the RANGE keyword in Expr 1 without function -- 2.2 no align param SELECT min(val) RANGE '5s' FROM host; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: ALIGN argument cannot be omitted in the range select query SELECT min(val) RANGE '5s' FILL PREV FROM host; Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: ALIGN argument cannot be omitted in the range select query -- 2.3 type mismatch SELECT covar(ceil(val), floor(val)) RANGE '20s' FROM host ALIGN '10s'; +------------------------------------------------------+ | covar_samp(ceil(host.val),floor(host.val)) RANGE 20s | +------------------------------------------------------+ | | | 0.5 | | 0.5 | | | | | | 0.5 | | 0.5 | | | +------------------------------------------------------+ -- 2.4 nest query SELECT min(max(val) RANGE '20s') RANGE '20s' FROM host ALIGN '10s'; Error: 2000(InvalidSyntax), Range Query: Nest Range Query is not allowed -- 2.5 wrong Aggregate SELECT rank() OVER (PARTITION BY host ORDER BY ts DESC) RANGE '10s' FROM host ALIGN '5s'; Error: 2000(InvalidSyntax), Range Query: Window functions is not allowed in Range Query -- 2.6 invalid fill SELECT min(val) RANGE '5s' FROM host ALIGN '5s' FILL 3.0; Error: 3000(PlanQuery), Error during planning: 3.0 is not a valid fill option, fail to convert to a const value. { Arrow error: Cast error: Cannot cast string '3.0' to value of Int64 type } -- 2.7 zero align/range SELECT min(val) RANGE '5s' FROM host ALIGN '0s'; Error: 3000(PlanQuery), Error during planning: duration must be greater than 0 SELECT min(val) RANGE '0s' FROM host ALIGN '5s'; Error: 3000(PlanQuery), Error during planning: duration must be greater than 0 SELECT min(val) RANGE '5s' FROM host ALIGN (INTERVAL '0' day); Error: 3000(PlanQuery), Error during planning: Illegal argument `IntervalMonthDayNano("IntervalMonthDayNano { months: 0, days: 0, nanoseconds: 0 }")` in range select query SELECT min(val) RANGE (INTERVAL '0' day) FROM host ALIGN '5s'; Error: 3000(PlanQuery), Error during planning: Illegal argument `IntervalMonthDayNano("IntervalMonthDayNano { months: 0, days: 0, nanoseconds: 0 }")` in range select query DROP TABLE host; Affected Rows: 0