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Fix fulljoin rewrite bug.

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This commit is contained in:
totaj
2023-11-21 17:35:09 +08:00
parent 861afd3bec
commit 8ff128438f
3 changed files with 25 additions and 0 deletions
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1
src/gausskernel/optimizer/prep/prepjointree.cpp
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@ -3587,6 +3587,7 @@ static Node* reduce_inequality_fulljoins_jointree_recurse(PlannerInfo* root, Nod
varno, varattno, exprType(node), exprTypmod(node), exprCollation(node), 0);
} else {
oldvar = (Node*)copyObject(retnode);
oldvar = eval_const_expressions(root, oldvar);
}
} break;
default:

14
src/test/regress/expected/fulljoin_rewrite.out
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@ -100,6 +100,20 @@ drop table fulljoin_test;
drop table fulljoin_test2;
drop table fulljoin_test3;
drop table fulljoin_test4;
CREATE TABLE IF NOT EXISTS fj_t0(c0 int4range , c1 REAL PRIMARY KEY, CHECK(((upper_inf(fj_t0.c0))OR((((reverse(')<'))LIKE(md5(')]/fK')))) IS TRUE))), UNIQUE(c1));
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "fj_t0_pkey" for table "fj_t0"
CREATE UNLOGGED TABLE IF NOT EXISTS fj_t1(LIKE fj_t0);
CREATE TABLE IF NOT EXISTS fj_t2(LIKE fj_t0);
CREATE UNLOGGED TABLE fj_t3(LIKE fj_t1);
SELECT 1 FROM (SELECT 1 FROM fj_t3 LEFT OUTER JOIN (SELECT (((upper(fj_t0.c0))+(length('1')))) FROM fj_t0) ON (TRUE) FULL OUTER JOIN (SELECT 1 FROM fj_t1 ) AS sub1 ON 1 FULL OUTER JOIN (SELECT 1 FROM fj_t2) AS sub2 ON 1) as res;
?column?
----------
(0 rows)
drop table fj_t3;
drop table fj_t2;
drop table fj_t1;
drop table fj_t0;
create table fulltest(col int4 primary key ,w_col numeric(6,2));
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "fulltest_pkey" for table "fulltest"
create table fulltest2(w_id int4 primary key,w_ytd numeric(6,2),w_zip bpchar(27));

10
src/test/regress/sql/fulljoin_rewrite.sql
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@ -42,6 +42,16 @@ drop table fulljoin_test3;
drop table fulljoin_test4;
CREATE TABLE IF NOT EXISTS fj_t0(c0 int4range , c1 REAL PRIMARY KEY, CHECK(((upper_inf(fj_t0.c0))OR((((reverse(')<'))LIKE(md5(')]/fK')))) IS TRUE))), UNIQUE(c1));
CREATE UNLOGGED TABLE IF NOT EXISTS fj_t1(LIKE fj_t0);
CREATE TABLE IF NOT EXISTS fj_t2(LIKE fj_t0);
CREATE UNLOGGED TABLE fj_t3(LIKE fj_t1);
SELECT 1 FROM (SELECT 1 FROM fj_t3 LEFT OUTER JOIN (SELECT (((upper(fj_t0.c0))+(length('1')))) FROM fj_t0) ON (TRUE) FULL OUTER JOIN (SELECT 1 FROM fj_t1 ) AS sub1 ON 1 FULL OUTER JOIN (SELECT 1 FROM fj_t2) AS sub2 ON 1) as res;
drop table fj_t3;
drop table fj_t2;
drop table fj_t1;
drop table fj_t0;
create table fulltest(col int4 primary key ,w_col numeric(6,2));
create table fulltest2(w_id int4 primary key,w_ytd numeric(6,2),w_zip bpchar(27));
explain (verbose, costs off) select left(alias8.w_zip ,alias8.w_id) as alias10,true alias11,dense_rank() over(order by 1) alias12 from fulltest alias7 full join fulltest2 as alias8 on alias7.col!=alias8.w_ytd group by alias7.col,alias7.w_col ,alias8.w_id;