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85 lines
1.9 KiB
SQL
85 lines
1.9 KiB
SQL
drop table if exists t;
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drop table if exists s;
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drop table if exists y;
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create table t(a Int64, b Int64) engine = TinyLog;
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create table s(a Int64, b Int64) engine = TinyLog;
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create table y(a Int64, b Int64) engine = TinyLog;
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insert into t values (1,1), (2,2);
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insert into s values (1,1);
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insert into y values (1,1);
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select t.a, s.b, s.a, s.b, y.a, y.b from t
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left join s on (t.a = s.a and t.b = s.b)
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left join y on (y.a = s.a and y.b = s.b)
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order by t.a
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format Vertical;
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select t.a, s.b, s.a, s.b, y.a, y.b from t
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left join s on (t.a = s.a and s.b = t.b)
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left join y on (y.a = s.a and y.b = s.b)
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order by t.a
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format PrettyCompactNoEscapes;
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select t.a as t_a from t
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left join s on s.a = t_a
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order by t.a
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format PrettyCompactNoEscapes;
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select t.a, s.a as s_a from t
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left join s on s.a = t.a
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left join y on y.b = s.b
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order by t.a
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format PrettyCompactNoEscapes;
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select t.a, t.a, t.b as t_b from t
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left join s on t.a = s.a
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left join y on y.b = s.b
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order by t.a
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format PrettyCompactNoEscapes;
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set multiple_joins_rewriter_version = 1;
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select s.a, s.a, s.b as s_b, s.b from t
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left join s on s.a = t.a
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left join y on s.b = y.b
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order by t.a
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format PrettyCompactNoEscapes;
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select y.a, y.a, y.b as y_b, y.b from t
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left join s on s.a = t.a
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left join y on y.b = s.b
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order by t.a
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format PrettyCompactNoEscapes;
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select t.a, t.a as t_a, s.a, s.a as s_a, y.a, y.a as y_a from t
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left join s on t.a = s.a
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left join y on y.b = s.b
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order by t.a
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format PrettyCompactNoEscapes;
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set multiple_joins_rewriter_version = 2;
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select s.a, s.a, s.b as s_b, s.b from t
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left join s on s.a = t.a
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left join y on s.b = y.b
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order by t.a
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format PrettyCompactNoEscapes;
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select y.a, y.a, y.b as y_b, y.b from t
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left join s on s.a = t.a
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left join y on y.b = s.b
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order by t.a
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format PrettyCompactNoEscapes;
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select t.a, t.a as t_a, s.a, s.a as s_a, y.a, y.a as y_a from t
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left join s on t.a = s.a
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left join y on y.b = s.b
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order by t.a
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format PrettyCompactNoEscapes;
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drop table t;
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drop table s;
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drop table y;
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