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(chat)(fix):not add group by if already has distinct (#685)

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Scott
2024-01-24 09:48:21 +08:00
committed by GitHub
parent 9d6f96e6d4
commit 48fb01f6bc
2 changed files with 19 additions and 0 deletions
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13
common/src/main/java/com/tencent/supersonic/common/util/jsqlparser/SqlParserSelectHelper.java
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@@ -26,6 +26,7 @@ import net.sf.jsqlparser.parser.CCJSqlParserUtil;
import net.sf.jsqlparser.schema.Column;
import net.sf.jsqlparser.schema.Table;
import net.sf.jsqlparser.statement.Statement;
import net.sf.jsqlparser.statement.select.Distinct;
import net.sf.jsqlparser.statement.select.GroupByElement;
import net.sf.jsqlparser.statement.select.OrderByElement;
import net.sf.jsqlparser.statement.select.PlainSelect;
@@ -384,6 +385,18 @@ public class SqlParserSelectHelper {
return false;
}
public static boolean hasDistinct(String sql) {
Select selectStatement = getSelect(sql);
SelectBody selectBody = selectStatement.getSelectBody();
if (!(selectBody instanceof PlainSelect)) {
return false;
}
PlainSelect plainSelect = (PlainSelect) selectBody;
Distinct distinct = plainSelect.getDistinct();
return Objects.nonNull(distinct);
}
public static boolean isLogicExpression(Expression whereExpression) {
return whereExpression instanceof AndExpression || (whereExpression instanceof OrExpression
|| (whereExpression instanceof XorExpression));