diff --git a/hutool-db/src/main/java/org/dromara/hutool/db/dialect/impl/OracleDialect.java b/hutool-db/src/main/java/org/dromara/hutool/db/dialect/impl/OracleDialect.java
index 06f822a46..de67b8612 100644
--- a/hutool-db/src/main/java/org/dromara/hutool/db/dialect/impl/OracleDialect.java
+++ b/hutool-db/src/main/java/org/dromara/hutool/db/dialect/impl/OracleDialect.java
@@ -12,6 +12,7 @@
 
 package org.dromara.hutool.db.dialect.impl;
 
+import org.dromara.hutool.core.text.StrPool;
 import org.dromara.hutool.core.text.StrUtil;
 import org.dromara.hutool.db.Page;
 import org.dromara.hutool.db.dialect.DialectName;
@@ -25,6 +26,10 @@ import org.dromara.hutool.db.sql.SqlBuilder;
 public class OracleDialect extends AnsiSqlDialect {
 	private static final long serialVersionUID = 6122761762247483015L;
 
+	private static final String DEFAULT_TABLE_ALIAS = "table_alias_";
+	private static final String DEFAULT_ROW_ALIAS = "row_";
+	private static final String DEFAULT_ROWNUM_ALIAS = "rownum_";
+
 	/**
 	 * 检查字段值是否为Oracle自增字段，自增字段以`.nextval`结尾
 	 *
@@ -36,6 +41,9 @@ public class OracleDialect extends AnsiSqlDialect {
 		return (value instanceof CharSequence) && StrUtil.endWithIgnoreCase(value.toString(), ".nextval");
 	}
 
+	/**
+	 * 构造
+	 */
 	public OracleDialect() {
 		//Oracle所有字段名用双引号包围，防止字段名或表名与系统关键字冲突
 		//wrapper = new Wrapper('"');
@@ -44,11 +52,27 @@ public class OracleDialect extends AnsiSqlDialect {
 	@Override
 	protected SqlBuilder wrapPageSql(final SqlBuilder find, final Page page) {
 		final int[] startEnd = page.getStartEnd();
+
+		// 检查别名，避免重名
+		final String sql = find.toString();
+		String tableAlias = DEFAULT_TABLE_ALIAS;
+		while (sql.contains(tableAlias)) {
+			tableAlias += StrPool.UNDERLINE;
+		}
+		String rowAlias = DEFAULT_ROW_ALIAS;
+		while (sql.contains(rowAlias)) {
+			rowAlias += StrPool.UNDERLINE;
+		}
+		String rownumAlias = DEFAULT_ROWNUM_ALIAS;
+		while (sql.contains(rownumAlias)) {
+			rownumAlias += StrPool.UNDERLINE;
+		}
+
 		return find
-				.insertPreFragment("SELECT * FROM ( SELECT row_.*, rownum rownum_ from ( ")
-				.append(" ) row_ where rownum <= ").append(startEnd[1])//
-				.append(") table_alias_")//
-				.append(" where table_alias_.rownum_ > ").append(startEnd[0]);//
+			.insertPreFragment("SELECT * FROM ( SELECT " + rowAlias + ".*, rownum " + rownumAlias + " from ( ")
+			.append(" ) row_ where rownum <= ").append(startEnd[1])//
+			.append(") ").append(tableAlias)//
+			.append(" where ").append(tableAlias).append(".rownum_ > ").append(startEnd[0]);//
 	}
 
 	@Override