sql生成调整

sd-framework/src/main/java/com/sd/framework/util/sql/From.java

@@ -26,7 +26,7 @@ public class From<T> extends Where<T> {
     }
 
     public <K, V> From<T> leftJoin(String as1, Class<K> cls1, SFunction<K, ?> on1, String as2, SFunction<V, ?> on2) {
-        sql.fromList.add(" LEFT JOIN " + Sql.getTableName(cls1) + StringPool.EMPTY + as1 + " ON " +
+        sql.fromList.add(" LEFT JOIN " + Sql.getTableName(cls1) + StringPool.SPACE + as1 + " ON " +
                 sql.getSqlFieldName(as1, on1) + " = " + sql.getSqlFieldName(as2, on2));
         return this;
     }
@@ -44,7 +44,7 @@ public class From<T> extends Where<T> {
     }
 
     public <K, V> From<T> rightJoin(String as1, Class<K> cls1, SFunction<K, ?> on1, String as2, SFunction<V, ?> on2) {
-        sql.fromList.add(" RIGHT JOIN " + Sql.getTableName(cls1) + StringPool.EMPTY + as1 + " ON " +
+        sql.fromList.add(" RIGHT JOIN " + Sql.getTableName(cls1) + StringPool.SPACE + as1 + " ON " +
                 sql.getSqlFieldName(as1, on1) + " = " + sql.getSqlFieldName(as2, on2));
         return this;
     }
@@ -62,7 +62,7 @@ public class From<T> extends Where<T> {
     }
 
     public <K, V> From<T> innerJoin(String as1, Class<K> cls1, SFunction<K, ?> on1, String as2, SFunction<V, ?> on2) {
-        sql.fromList.add(" INNER JOIN " + Sql.getTableName(cls1) + StringPool.EMPTY + as1 + " ON " +
+        sql.fromList.add(" INNER JOIN " + Sql.getTableName(cls1) + StringPool.SPACE + as1 + " ON " +
                 sql.getSqlFieldName(as1, on1) + " = " + sql.getSqlFieldName(as2, on2));
         return this;
     }