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Merge pull request #328 from citusdata/feature-fix_varchar#201 

Handle hash-partitioned aliased data types

cr: @marcocitus
pull/336/head
Jason Petersen 2016-02-12 10:04:57 -07:00
parent 136306a1fe d164305929
commit 5028f61a47
3 changed files with 18 additions and 10 deletions
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8
src/backend/distributed/planner/multi_physical_planner.c
View File

@ -2808,6 +2808,10 @@ SimpleOpExpression(Expr *clause)
return false; /* not a binary opclause */
}
/* strip coercions before doing check */
leftOperand = strip_implicit_coercions(leftOperand);
rightOperand = strip_implicit_coercions(rightOperand);
if (IsA(rightOperand, Const) && IsA(leftOperand, Var))
{
constantClause = (Const *) rightOperand;
@ -2919,6 +2923,10 @@ OpExpressionContainsColumn(OpExpr *operatorExpression, Var *partitionColumn)
Node *rightOperand = get_rightop((Expr *) operatorExpression);
Var *column = NULL;
/* strip coercions before doing check */
leftOperand = strip_implicit_coercions(leftOperand);
rightOperand = strip_implicit_coercions(rightOperand);
if (IsA(leftOperand, Var))
{
column = (Var *) leftOperand;

12
src/test/regress/expected/multi_data_types.out
View File

@ -121,7 +121,7 @@ CREATE TABLE varchar_hash_partitioned_table
id int,
name varchar
);
SELECT master_create_distributed_table('varchar_hash_partitioned_table', 'id', 'hash');
SELECT master_create_distributed_table('varchar_hash_partitioned_table', 'name', 'hash');
master_create_distributed_table
---------------------------------
@ -139,16 +139,16 @@ INSERT INTO varchar_hash_partitioned_table VALUES (2, 'Ozgun');
INSERT INTO varchar_hash_partitioned_table VALUES (3, 'Onder');
INSERT INTO varchar_hash_partitioned_table VALUES (4, 'Sumedh');
INSERT INTO varchar_hash_partitioned_table VALUES (5, 'Marco');
SELECT * FROM varchar_hash_partitioned_table WHERE name = 'Onder';
SELECT * FROM varchar_hash_partitioned_table WHERE id = 1;
id | name
----+-------
3 | Onder
1 | Jason
(1 row)
UPDATE varchar_hash_partitioned_table SET name = 'Samay' WHERE id = 5;
SELECT * FROM varchar_hash_partitioned_table WHERE name = 'Samay';
UPDATE varchar_hash_partitioned_table SET id = 6 WHERE name = 'Jason';
SELECT * FROM varchar_hash_partitioned_table WHERE id = 6;
id | name
----+-------
5 | Samay
6 | Jason
(1 row)

8
src/test/regress/sql/multi_data_types.sql
View File

@ -104,7 +104,7 @@ CREATE TABLE varchar_hash_partitioned_table
name varchar
);
SELECT master_create_distributed_table('varchar_hash_partitioned_table', 'id', 'hash');
SELECT master_create_distributed_table('varchar_hash_partitioned_table', 'name', 'hash');
SELECT master_create_worker_shards('varchar_hash_partitioned_table', 4, 1);
-- execute INSERT, SELECT and UPDATE queries on composite_type_partitioned_table
@ -114,8 +114,8 @@ INSERT INTO varchar_hash_partitioned_table VALUES (3, 'Onder');
INSERT INTO varchar_hash_partitioned_table VALUES (4, 'Sumedh');
INSERT INTO varchar_hash_partitioned_table VALUES (5, 'Marco');
SELECT * FROM varchar_hash_partitioned_table WHERE name = 'Onder';
SELECT * FROM varchar_hash_partitioned_table WHERE id = 1;
UPDATE varchar_hash_partitioned_table SET name = 'Samay' WHERE id = 5;
UPDATE varchar_hash_partitioned_table SET id = 6 WHERE name = 'Jason';
SELECT * FROM varchar_hash_partitioned_table WHERE name = 'Samay';
SELECT * FROM varchar_hash_partitioned_table WHERE id = 6;