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Modify except column transformer's error log

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This commit is contained in:
hexiaoting 2020-11-10 11:14:41 +08:00
parent 2b240029c1
commit 694ad1f452
3 changed files with 14 additions and 15 deletions
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20
src/Parsers/ASTColumnsTransformers.cpp
View File

@ -91,23 +91,23 @@ void ASTColumnsExceptTransformer::formatImpl(const FormatSettings & settings, Fo
void ASTColumnsExceptTransformer::transform(ASTs & nodes) const
{
ASTs expected_columns(children);
std::set<String> expected_columns;
for (size_t i = 0; i < children.size(); ++i)
expected_columns.insert(children[i]->as<const ASTIdentifier &>().name());
for (auto it = nodes.begin(); it != nodes.end();)
{
bool removed = false;
if (const auto * id = it->get()->as<ASTIdentifier>())
{
for (int i = expected_columns.size() - 1; i >= 0; --i)
{
if (expected_columns[i]->as<const ASTIdentifier &>().name() == id->shortName())
auto expected_column = expected_columns.find(id->shortName());
if (expected_column != expected_columns.end())
{
removed = true;
expected_columns.erase(expected_columns.begin() + i);
expected_columns.erase(expected_column);
it = nodes.erase(it);
}
}
}
if (!removed)
++it;
@ -116,12 +116,8 @@ void ASTColumnsExceptTransformer::transform(ASTs & nodes) const
if (is_strict && !expected_columns.empty())
{
String expected_columns_str;
for (size_t i = 0; i < expected_columns.size(); ++i)
{
if (i > 0)
expected_columns_str += ", ";
expected_columns_str += expected_columns[i]->as<const ASTIdentifier &>().name();
}
std::for_each(expected_columns.begin(), expected_columns.end(),
[&](String x) { expected_columns_str += (" " + x) ; });
throw Exception(
"Columns transformer EXCEPT expects following column(s) :" + expected_columns_str,

2
tests/queries/0_stateless/01470_columns_transformers.reference
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@ -9,6 +9,8 @@
1970-04-11 1970-01-11 1970-11-21
10 324
8 23
324
23
101 10 324
121 8 23
222 18 347

1
tests/queries/0_stateless/01470_columns_transformers.sql
View File

@ -15,6 +15,7 @@ SELECT columns_transformers.* EXCEPT(j) APPLY(avg) from columns_transformers;
SELECT a.* APPLY(toDate) EXCEPT(i, j) APPLY(any) from columns_transformers a;
SELECT * EXCEPT STRICT i from columns_transformers;
SELECT * EXCEPT STRICT (i, j) from columns_transformers;
SELECT * EXCEPT STRICT i, j1 from columns_transformers; -- { serverError 47 }
SELECT * EXCEPT STRICT(i, j1) from columns_transformers; -- { serverError 16 }
SELECT * REPLACE STRICT i + 1 AS i from columns_transformers;