diff --git a/backend/src/main/java/io/dataease/provider/query/pg/PgQueryProvider.java b/backend/src/main/java/io/dataease/provider/query/pg/PgQueryProvider.java
index 222db8e73e..55eebb6755 100644
--- a/backend/src/main/java/io/dataease/provider/query/pg/PgQueryProvider.java
+++ b/backend/src/main/java/io/dataease/provider/query/pg/PgQueryProvider.java
@@ -15,7 +15,6 @@ import io.dataease.dto.datasource.JdbcConfiguration;
 import io.dataease.dto.sqlObj.SQLObj;
 import io.dataease.provider.query.QueryProvider;
 import io.dataease.provider.query.SQLConstants;
-import io.dataease.provider.query.oracle.OracleConstants;
 import io.dataease.provider.query.sqlserver.SqlServerSQLConstants;
 import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.ObjectUtils;