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Added ReplicatedMergeTree support and test for constraints, also added VIOLATED_CONSTRAINT error

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This commit is contained in:
Gleb Novikov 2019-08-14 22:51:03 +03:00
parent 3b9e1f9bf7
commit ab1c4139de
8 changed files with 60 additions and 3 deletions
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5
dbms/programs/server/config.xml
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@ -217,7 +217,10 @@
See https://clickhouse.yandex/docs/en/table_engines/replication/
-->
<zookeeper incl="zookeeper-servers" optional="true" />
<zookeeper>
<implementation>testkeeper</implementation>
</zookeeper>
<!-- Substitutions for parameters of replicated tables.
Optional. If you don't use replicated tables, you could omit that.

1
dbms/src/Common/ErrorCodes.cpp
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@ -443,6 +443,7 @@ namespace ErrorCodes
extern const int INSECURE_PATH = 466;
extern const int CANNOT_PARSE_BOOL = 467;
extern const int CANNOT_PTHREAD_ATTR = 468;
extern const int VIOLATED_CONSTRAINT = 469;
extern const int KEEPER_EXCEPTION = 999;
extern const int POCO_EXCEPTION = 1000;

2
dbms/src/DataStreams/CheckConstraintsBlockOutputStream.cpp
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@ -26,7 +26,7 @@ void CheckConstraintsBlockOutputStream::write(const Block & block)
throw Exception{"Violated constraint " + constraints.constraints[i]->name +
" in table " + table + " at indices " + indices_str + ", constraint expression: " +
serializeAST(*(constraints.constraints[i]->expr), true), ErrorCodes::LOGICAL_ERROR};
serializeAST(*(constraints.constraints[i]->expr), true), DB::ErrorCodes::VIOLATED_CONSTRAINT};
}
}
output->write(block);

2
dbms/src/DataStreams/CheckConstraintsBlockOutputStream.h
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@ -10,7 +10,7 @@ namespace DB
namespace ErrorCodes
{
extern const int CONSTRAINTS_ARE_NOT_SATISFIED;
extern const int VIOLATED_CONSTRAINT;
}
class CheckConstraintsBlockOutputStream : public IBlockOutputStream

6
dbms/src/Storages/MergeTree/ReplicatedMergeTreeTableMetadata.cpp
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@ -82,6 +82,9 @@ void ReplicatedMergeTreeTableMetadata::write(WriteBuffer & out) const
if (index_granularity_bytes != 0)
out << "granularity bytes: " << index_granularity_bytes << "\n";
if (!constraints.empty())
out << "constraints: " << constraints << "\n";
}
String ReplicatedMergeTreeTableMetadata::toString() const
@ -125,6 +128,9 @@ void ReplicatedMergeTreeTableMetadata::read(ReadBuffer & in)
}
else
index_granularity_bytes = 0;
if (checkString("constraints: ", in))
in >> constraints >> "\n";
}
ReplicatedMergeTreeTableMetadata ReplicatedMergeTreeTableMetadata::parse(const String & s)

4
dbms/src/Storages/StorageReplicatedMergeTree.cpp
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@ -3144,6 +3144,10 @@ void StorageReplicatedMergeTree::alter(
if (new_indices_str != getIndices().toString())
new_metadata.skip_indices = new_indices_str;
String new_constraints_str = new_constraints.toString();
if (new_constraints_str != getConstraints().toString())
new_metadata.constraints = new_constraints_str;
String new_metadata_str = new_metadata.toString();
if (new_metadata_str != ReplicatedMergeTreeTableMetadata(*this).toString())
changed_nodes.emplace_back(zookeeper_path, "metadata", new_metadata_str);

0
dbms/tests/queries/0_stateless/00988_constraints_replication_zookeeper.reference Normal file
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43
dbms/tests/queries/0_stateless/00988_constraints_replication_zookeeper.sql Normal file
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@ -0,0 +1,43 @@
DROP TABLE IF EXISTS replicated_constraints1;
DROP TABLE IF EXISTS replicated_constraints2;
CREATE TABLE replicated_constraints1
(
a UInt32,
b UInt32,
CONSTRAINT a_constraint CHECK a < 10
) ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/alter_constraints', 'r1') ORDER BY (a);
CREATE TABLE replicated_constraints2
(
a UInt32,
b UInt32,
CONSTRAINT a_constraint CHECK a < 10
) ENGINE = ReplicatedMergeTree('/clickhouse/tables/test/alter_constraints', 'r2') ORDER BY (a);
INSERT INTO replicated_constraints1 VALUES (1, 2);
INSERT INTO replicated_constraints2 VALUES (3, 4);
SYSTEM SYNC REPLICA replicated_constraints1;
SYSTEM SYNC REPLICA replicated_constraints2;
INSERT INTO replicated_constraints1 VALUES (10, 10); -- { serverError 469 }
ALTER TABLE replicated_constraints1 DROP CONSTRAINT a_constraint;
SYSTEM SYNC REPLICA replicated_constraints2;
INSERT INTO replicated_constraints1 VALUES (10, 10);
INSERT INTO replicated_constraints2 VALUES (10, 10);
ALTER TABLE replicated_constraints1 ADD CONSTRAINT b_constraint CHECK b > 10;
ALTER TABLE replicated_constraints2 ADD CONSTRAINT a_constraint CHECK a < 10;
SYSTEM SYNC REPLICA replicated_constraints1;
SYSTEM SYNC REPLICA replicated_constraints2;
INSERT INTO replicated_constraints1 VALUES (10, 11); -- { serverError 469 }
INSERT INTO replicated_constraints2 VALUES (9, 10); -- { serverError 469 }
DROP TABLE replicated_constraints1;
DROP TABLE replicated_constraints2;