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426292663a
example from Jim Dew. Add some simple regression tests, since this is an area we seem to break regularly :-(
113 lines
2.9 KiB
SQL
113 lines
2.9 KiB
SQL
--
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-- SELECT
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--
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-- btree index
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-- awk '{if($1<10){print;}else{next;}}' onek.data | sort +0n -1
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--
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SELECT * FROM onek
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WHERE onek.unique1 < 10
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ORDER BY onek.unique1;
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--
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-- awk '{if($1<20){print $1,$14;}else{next;}}' onek.data | sort +0nr -1
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--
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SELECT onek.unique1, onek.stringu1 FROM onek
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WHERE onek.unique1 < 20
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ORDER BY unique1 using >;
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--
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-- awk '{if($1>980){print $1,$14;}else{next;}}' onek.data | sort +1d -2
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--
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SELECT onek.unique1, onek.stringu1 FROM onek
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WHERE onek.unique1 > 980
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ORDER BY stringu1 using <;
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--
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-- awk '{if($1>980){print $1,$16;}else{next;}}' onek.data |
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-- sort +1d -2 +0nr -1
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--
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SELECT onek.unique1, onek.string4 FROM onek
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WHERE onek.unique1 > 980
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ORDER BY string4 using <, unique1 using >;
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--
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-- awk '{if($1>980){print $1,$16;}else{next;}}' onek.data |
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-- sort +1dr -2 +0n -1
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--
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SELECT onek.unique1, onek.string4 FROM onek
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WHERE onek.unique1 > 980
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ORDER BY string4 using >, unique1 using <;
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--
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-- awk '{if($1<20){print $1,$16;}else{next;}}' onek.data |
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-- sort +0nr -1 +1d -2
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--
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SELECT onek.unique1, onek.string4 FROM onek
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WHERE onek.unique1 < 20
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ORDER BY unique1 using >, string4 using <;
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--
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-- awk '{if($1<20){print $1,$16;}else{next;}}' onek.data |
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-- sort +0n -1 +1dr -2
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--
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SELECT onek.unique1, onek.string4 FROM onek
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WHERE onek.unique1 < 20
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ORDER BY unique1 using <, string4 using >;
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--
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-- test partial btree indexes
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--
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-- As of 7.2, planner probably won't pick an indexscan without stats,
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-- so ANALYZE first.
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--
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ANALYZE onek2;
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--
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-- awk '{if($1<10){print $0;}else{next;}}' onek.data | sort +0n -1
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--
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SELECT onek2.* FROM onek2 WHERE onek2.unique1 < 10;
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--
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-- awk '{if($1<20){print $1,$14;}else{next;}}' onek.data | sort +0nr -1
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--
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SELECT onek2.unique1, onek2.stringu1 FROM onek2
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WHERE onek2.unique1 < 20
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ORDER BY unique1 using >;
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--
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-- awk '{if($1>980){print $1,$14;}else{next;}}' onek.data | sort +1d -2
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--
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SELECT onek2.unique1, onek2.stringu1 FROM onek2
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WHERE onek2.unique1 > 980;
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SELECT two, stringu1, ten, string4
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INTO TABLE tmp
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FROM onek;
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--
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-- awk '{print $1,$2;}' person.data |
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-- awk '{if(NF!=2){print $3,$2;}else{print;}}' - emp.data |
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-- awk '{if(NF!=2){print $3,$2;}else{print;}}' - student.data |
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-- awk 'BEGIN{FS=" ";}{if(NF!=2){print $4,$5;}else{print;}}' - stud_emp.data
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--
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-- SELECT name, age FROM person*; ??? check if different
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SELECT p.name, p.age FROM person* p;
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--
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-- awk '{print $1,$2;}' person.data |
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-- awk '{if(NF!=2){print $3,$2;}else{print;}}' - emp.data |
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-- awk '{if(NF!=2){print $3,$2;}else{print;}}' - student.data |
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-- awk 'BEGIN{FS=" ";}{if(NF!=1){print $4,$5;}else{print;}}' - stud_emp.data |
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-- sort +1nr -2
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--
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SELECT p.name, p.age FROM person* p ORDER BY age using >, name;
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--
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-- Test some cases involving whole-row Var referencing a subquery
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--
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select foo from (select 1) as foo;
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select foo from (select null) as foo;
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select foo from (select 'xyzzy',1,null) as foo;
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