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[improvement][headless]Support count(1) as metric calculation expression.

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This commit is contained in:
jerryjzhang
2024-12-17 16:36:12 +08:00
parent b4c19533a4
commit 84944fa341
4 changed files with 21 additions and 18 deletions
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21
headless/core/src/main/java/com/tencent/supersonic/headless/core/translator/parser/calcite/TableView.java
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@@ -17,26 +17,27 @@ import java.util.Set;
public class TableView {
private Set<String> fields = Sets.newHashSet();
private List<SqlNode> dimension = new ArrayList<>();
private List<SqlNode> metric = new ArrayList<>();
private List<SqlNode> select = Lists.newArrayList();
private SqlNodeList order;
private SqlNode fetch;
private SqlNode offset;
private SqlNode table;
private List<SqlNode> select = Lists.newArrayList();
private String alias;
private List<String> primary;
private ModelResp dataModel;
public SqlNode build() {
List<SqlNode> selectNodeList = new ArrayList<>();
selectNodeList.addAll(metric);
selectNodeList.addAll(dimension);
selectNodeList.addAll(select);
return new SqlSelect(SqlParserPos.ZERO, null,
new SqlNodeList(selectNodeList, SqlParserPos.ZERO), table, null, null, null, null,
null, order, offset, fetch, null);
if (select.isEmpty()) {
return new SqlSelect(SqlParserPos.ZERO, null,
new SqlNodeList(SqlNodeList.SINGLETON_STAR, SqlParserPos.ZERO), table, null,
null, null, null, null, order, offset, fetch, null);
} else {
selectNodeList.addAll(select);
return new SqlSelect(SqlParserPos.ZERO, null,
new SqlNodeList(selectNodeList, SqlParserPos.ZERO), table, null, null, null,
null, null, order, offset, fetch, null);
}
}
}