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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| statement ok | ||
| SET RW_IMPLICIT_FLUSH TO true; | ||
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| statement ok | ||
| create table t1 (v1 int, v2 int, v3 int primary key); | ||
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| statement ok | ||
| create table t2 (v1 int, v2 int, v3 int primary key); | ||
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| statement ok | ||
| insert into t1 values (1, 2, 3), (2, 3, 4), (1, 2, 9); | ||
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| statement ok | ||
| insert into t2 values (1, NULL, 8), (1, 3, 4), (1, 2, 5), (1, 2, 6); | ||
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| # asof inner join | ||
| query IIIIII | ||
| SELECT t1.v1 t1_v1, t1.v2 t1_v2, t1.v3 t1_v3, t2.v1 t2_v1, t2.v2 t2_v2, t2.v3 t2_v3 FROM t1 ASOF JOIN t2 ON t1.v1 = t2.v1 and t1.v2 < t2.v2 order by t1.v1, t1.v3; | ||
| ---- | ||
| 1 2 3 1 3 4 | ||
| 1 2 9 1 3 4 | ||
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| # asof left join | ||
| query IIIIII | ||
| SELECT t1.v1 t1_v1, t1.v2 t1_v2, t1.v3 t1_v3, t2.v1 t2_v1, t2.v2 t2_v2, t2.v3 t2_v3 FROM t1 ASOF LEFT JOIN t2 ON t1.v1 = t2.v1 and t1.v2 < t2.v2 order by t1.v1, t1.v3; | ||
| ---- | ||
| 1 2 3 1 3 4 | ||
| 1 2 9 1 3 4 | ||
| 2 3 4 NULL NULL NULL | ||
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| # asof left join | ||
| query IIIIII | ||
| SELECT t1.v1 t1_v1, t1.v2 t1_v2, t1.v3 t1_v3, t2.v1 t2_v1, t2.v2 t2_v2, t2.v3 t2_v3 FROM t1 ASOF LEFT JOIN t2 ON t1.v1 = t2.v1 and t1.v2 > t2.v2 order by t1.v1, t1.v3; | ||
| ---- | ||
| 1 2 3 NULL NULL NULL | ||
| 1 2 9 NULL NULL NULL | ||
| 2 3 4 NULL NULL NULL | ||
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| statement ok | ||
| drop table t1; | ||
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| statement ok | ||
| drop table t2; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| # https://github.com/risingwavelabs/risingwave/issues/17121 | ||
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| statement ok | ||
| create table t(v int); | ||
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| statement ok | ||
| insert into t values (1); | ||
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| statement ok | ||
| alter table t add column now1 timestamptz default now(); | ||
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| # Epoch (then `now()`) will advance after `FLUSH`. | ||
| statement ok | ||
| flush; | ||
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| statement ok | ||
| insert into t values (2); | ||
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| statement ok | ||
| flush; | ||
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| query I | ||
| select v from t order by now1; | ||
| ---- | ||
| 1 | ||
| 2 | ||
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| # Add a new column again, causing the table to be replaced again. | ||
| statement ok | ||
| alter table t add column v2 varchar; | ||
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| # We show that the "snapshot value" of `now1` does not get refreshed upon the above `ALTER TABLE`. | ||
| # Otherwise, the `now1` column of `v=1` would be greater than that of `v=2`. | ||
| query I | ||
| select v from t order by now1; | ||
| ---- | ||
| 1 | ||
| 2 | ||
|
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| statement ok | ||
| drop table t; |
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