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(improvement)(chat) Fixed an error in struct sql query order by aggregate metric (#374)

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This commit is contained in:
lexluo09
2023-11-13 16:06:10 +08:00
committed by GitHub
parent 0f02e21eaa
commit 5feac0c14e
3 changed files with 34 additions and 18 deletions
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6
chat/core/src/main/java/com/tencent/supersonic/chat/service/impl/QueryServiceImpl.java
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@@ -331,12 +331,6 @@ public class QueryServiceImpl implements QueryService {
QueryReq queryReq = new QueryReq();
queryReq.setQueryFilters(new QueryFilters());
queryReq.setUser(user);
//correct s2sql
semanticCorrectors.stream().forEach(correction -> {
correction.correct(queryReq, semanticQuery.getParseInfo());
});
//update parserInfo
parseInfoService.updateParseInfo(semanticQuery.getParseInfo());
}
QueryResult queryResult = semanticQuery.execute(user);
queryResult.setChatContext(semanticQuery.getParseInfo());

34
common/src/main/java/com/tencent/supersonic/common/util/jsqlparser/SqlParserReplaceHelper.java
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@@ -5,26 +5,28 @@ import java.util.Map;
import java.util.Objects;
import java.util.Set;
import lombok.extern.slf4j.Slf4j;
import net.sf.jsqlparser.expression.Alias;
import net.sf.jsqlparser.expression.Expression;
import net.sf.jsqlparser.expression.Function;
import net.sf.jsqlparser.expression.operators.conditional.AndExpression;
import net.sf.jsqlparser.expression.operators.conditional.OrExpression;
import net.sf.jsqlparser.expression.operators.relational.GreaterThanEquals;
import net.sf.jsqlparser.expression.operators.relational.GreaterThan;
import net.sf.jsqlparser.expression.operators.relational.MinorThanEquals;
import net.sf.jsqlparser.expression.operators.relational.MinorThan;
import net.sf.jsqlparser.expression.operators.relational.EqualsTo;
import net.sf.jsqlparser.expression.operators.relational.NotEqualsTo;
import net.sf.jsqlparser.expression.operators.relational.ComparisonOperator;
import net.sf.jsqlparser.expression.operators.relational.EqualsTo;
import net.sf.jsqlparser.expression.operators.relational.GreaterThan;
import net.sf.jsqlparser.expression.operators.relational.GreaterThanEquals;
import net.sf.jsqlparser.expression.operators.relational.MinorThan;
import net.sf.jsqlparser.expression.operators.relational.MinorThanEquals;
import net.sf.jsqlparser.expression.operators.relational.NotEqualsTo;
import net.sf.jsqlparser.statement.select.GroupByElement;
import net.sf.jsqlparser.statement.select.Join;
import net.sf.jsqlparser.statement.select.OrderByElement;
import net.sf.jsqlparser.statement.select.PlainSelect;
import net.sf.jsqlparser.statement.select.Select;
import net.sf.jsqlparser.statement.select.SubSelect;
import net.sf.jsqlparser.statement.select.Join;
import net.sf.jsqlparser.statement.select.SelectBody;
import net.sf.jsqlparser.statement.select.SelectExpressionItem;
import net.sf.jsqlparser.statement.select.SelectItem;
import net.sf.jsqlparser.statement.select.SelectVisitorAdapter;
import net.sf.jsqlparser.statement.select.SubSelect;
import org.apache.commons.lang3.StringUtils;
import org.springframework.util.CollectionUtils;
@@ -102,6 +104,7 @@ public class SqlParserReplaceHelper {
//2. replace select fields
for (SelectItem selectItem : plainSelect.getSelectItems()) {
selectItem.accept(visitor);
replaceAsName(fieldNameMap, selectItem);
}
//3. replace oder by fields
@@ -134,6 +137,21 @@ public class SqlParserReplaceHelper {
}
}
private static void replaceAsName(Map<String, String> fieldNameMap, SelectItem selectItem) {
if (selectItem instanceof SelectExpressionItem) {
SelectExpressionItem expressionItem = (SelectExpressionItem) selectItem;
Alias alias = expressionItem.getAlias();
if (Objects.isNull(alias)) {
return;
}
String aliasName = alias.getName();
String replaceFieldName = fieldNameMap.get(aliasName);
if (StringUtils.isNotBlank(replaceFieldName)) {
alias.setName(replaceFieldName);
}
}
}
public static String replaceFunction(String sql, Map<String, String> functionMap) {
Select selectStatement = SqlParserSelectHelper.getSelect(sql);
SelectBody selectBody = selectStatement.getSelectBody();

10
semantic/api/src/main/java/com/tencent/supersonic/semantic/api/query/request/QueryStructReq.java
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@@ -21,6 +21,7 @@ import java.util.stream.Collectors;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;
import net.sf.jsqlparser.JSQLParserException;
import net.sf.jsqlparser.expression.Alias;
import net.sf.jsqlparser.expression.Expression;
import net.sf.jsqlparser.expression.Function;
import net.sf.jsqlparser.expression.LongValue;
@@ -200,8 +201,9 @@ public class QueryStructReq {
List<Aggregator> aggregators = queryStructReq.getAggregators();
if (!CollectionUtils.isEmpty(aggregators)) {
for (Aggregator aggregator : aggregators) {
String columnName = aggregator.getColumn();
if (queryStructReq.getNativeQuery()) {
selectItems.add(new SelectExpressionItem(new Column(aggregator.getColumn())));
selectItems.add(new SelectExpressionItem(new Column(columnName)));
} else {
Function sumFunction = new Function();
AggOperatorEnum func = aggregator.getFunc();
@@ -213,8 +215,10 @@ public class QueryStructReq {
sumFunction.setName("count");
sumFunction.setDistinct(true);
}
sumFunction.setParameters(new ExpressionList(new Column(aggregator.getColumn())));
selectItems.add(new SelectExpressionItem(sumFunction));
sumFunction.setParameters(new ExpressionList(new Column(columnName)));
SelectExpressionItem selectExpressionItem = new SelectExpressionItem(sumFunction);
selectExpressionItem.setAlias(new Alias(columnName));
selectItems.add(selectExpressionItem);
}
}
}