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refactor: 数据关联优化

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This commit is contained in:
junjie 2021-12-07 16:23:20 +08:00
parent 51fb52a066
commit b4c453b4b5
1 changed files with 5 additions and 15 deletions
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20
backend/src/main/java/io/dataease/service/dataset/DataSetTableService.java
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@ -816,17 +816,12 @@ public class DataSetTableService {
List<DatasetTableField> fieldList = (List<DatasetTableField>) sqlMap.get("field");
List<UnionParamDTO> join = (List<UnionParamDTO>) sqlMap.get("join");
// 处理结果
DatasourceProvider datasourceProvider = ProviderFactory.getProvider(ds.getType());
// 使用输入的sql先预执行一次,并拿到所有字段
datasourceRequest.setQuery(sql);
Map<String, Object> res = new HashMap<>();
// 处理结果
try {
List<TableFiled> previewFields = datasourceProvider.fetchResultField(datasourceRequest);
QueryProvider qp = ProviderFactory.getQueryProvider(ds.getType());
datasourceRequest.setQuery(qp.createSQLPreview(sql, previewFields.get(0).getFieldName()));
DatasourceProvider datasourceProvider = ProviderFactory.getProvider(ds.getType());
datasourceRequest.setQuery(qp.createSQLPreview(sql, null));
Map<String, List> result = datasourceProvider.fetchResultAndField(datasourceRequest);
List<String[]> data = result.get("dataList");
List<TableFiled> fields = result.get("fieldList");
@ -878,16 +873,11 @@ public class DataSetTableService {
datasourceRequest.setDatasource(ds);
sql = getCustomSQLDoris(dataTableInfoDTO, list);
}
DatasourceProvider datasourceProvider = ProviderFactory.getProvider(ds.getType());
// 使用输入的sql先预执行一次,并拿到所有字段
datasourceRequest.setQuery(sql);
Map<String, Object> res = new HashMap<>();
try {
List<TableFiled> previewFields = datasourceProvider.fetchResultField(datasourceRequest);
DatasourceProvider datasourceProvider = ProviderFactory.getProvider(ds.getType());
QueryProvider qp = ProviderFactory.getQueryProvider(ds.getType());
datasourceRequest.setQuery(qp.createSQLPreview(sql, previewFields.get(0).getFieldName()));
datasourceRequest.setQuery(qp.createSQLPreview(sql, null));
Map<String, List> result = datasourceProvider.fetchResultAndField(datasourceRequest);
List<String[]> data = result.get("dataList");
List<TableFiled> fields = result.get("fieldList");