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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2008-10-14 00:12:44 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2008-10-14 00:12:44 +0000 |
| commit | 1f238e569acbc2a41be497d4fe1b1b797e5ae902 (patch) | |
| tree | f45da2fcad39a305d785b9dafce639bc1c3f2a69 | |
| parent | e3b0117459fd24b15cb5e88f563b5d87f051cfdc (diff) | |
| download | postgresql-1f238e569acbc2a41be497d4fe1b1b797e5ae902.tar.gz postgresql-1f238e569acbc2a41be497d4fe1b1b797e5ae902.zip | |
Eliminate unnecessary array[] decoration in examples of recursive cycle
detection.
| -rw-r--r-- | doc/src/sgml/queries.sgml | 6 | ||||
| -rw-r--r-- | src/test/regress/expected/with.out | 2 | ||||
| -rw-r--r-- | src/test/regress/sql/with.sql | 2 |
3 files changed, 5 insertions, 5 deletions
diff --git a/doc/src/sgml/queries.sgml b/doc/src/sgml/queries.sgml index 0232d80db71..ef9383a2f71 100644 --- a/doc/src/sgml/queries.sgml +++ b/doc/src/sgml/queries.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/queries.sgml,v 1.48 2008/10/13 16:25:19 tgl Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/queries.sgml,v 1.49 2008/10/14 00:12:44 tgl Exp $ --> <chapter id="queries"> <title>Queries</title> @@ -1639,7 +1639,7 @@ WITH RECURSIVE search_graph(id, link, data, depth, path, cycle) AS ( FROM graph g UNION ALL SELECT g.id, g.link, g.data, sg.depth + 1, - path || ARRAY[g.id], + path || g.id, g.id = ANY(path) FROM graph g, search_graph sg WHERE g.id = sg.link AND NOT cycle @@ -1664,7 +1664,7 @@ WITH RECURSIVE search_graph(id, link, data, depth, path, cycle) AS ( FROM graph g UNION ALL SELECT g.id, g.link, g.data, sg.depth + 1, - path || ARRAY[ROW(g.f1, g.f2)], + path || ROW(g.f1, g.f2), ROW(g.f1, g.f2) = ANY(path) FROM graph g, search_graph sg WHERE g.id = sg.link AND NOT cycle diff --git a/src/test/regress/expected/with.out b/src/test/regress/expected/with.out index e8d3e43b7b6..765910d48ba 100644 --- a/src/test/regress/expected/with.out +++ b/src/test/regress/expected/with.out @@ -465,7 +465,7 @@ insert into graph values with recursive search_graph(f, t, label, path, cycle) as ( select *, array[row(g.f, g.t)], false from graph g union all - select g.*, path || array[row(g.f, g.t)], row(g.f, g.t) = any(path) + select g.*, path || row(g.f, g.t), row(g.f, g.t) = any(path) from graph g, search_graph sg where g.f = sg.t and not cycle ) diff --git a/src/test/regress/sql/with.sql b/src/test/regress/sql/with.sql index d37f0d9723e..3107cbcb911 100644 --- a/src/test/regress/sql/with.sql +++ b/src/test/regress/sql/with.sql @@ -266,7 +266,7 @@ insert into graph values with recursive search_graph(f, t, label, path, cycle) as ( select *, array[row(g.f, g.t)], false from graph g union all - select g.*, path || array[row(g.f, g.t)], row(g.f, g.t) = any(path) + select g.*, path || row(g.f, g.t), row(g.f, g.t) = any(path) from graph g, search_graph sg where g.f = sg.t and not cycle ) |