--Oracle 9i 实例数据脚本地址:$oracle_home/rdbms/admin/utlsampl.sql CREATETABLEDEPT (DEPTNO NUMBER(2)CONSTRAINTPK_DEPTPRIMARYKEY, DNAME VARCHAR2(14) , LOC VARCHAR2(13) ) ; CREATETABLEEMP (EMPNO NUMBER(4)CONSTRAINTPK_EMPPRIMARYKEY, ENAME VARCHAR2(10), JOB VARCHAR2(9), MGR NUMBER(4), HIR...
Table.Close; if rbQuery.Checked then begin Query.SQL.Text := mSQL.Text; Query.ExecSQL; Table.Open; end else begin if Table.Exists then Table.DeleteTable; Table.FieldDefs.Clear; Table.FieldDefs.Add('id',ftAutoInc,0,False); Table.FieldDefs.Add('name',ftString,20,False); Table.CreateTable...
selectByExampleQueryId="false" </table> 1. 2. 3. 4. 5. 6. 7. 2.Example类的具体用法 1.每个实体类都对应一个xxxExample.java类,这个类可以用来自定义sql,用Mybait自动生成工具生成了这个类后,可以看到类里面一般有这些参数: orderByClause:用于指定ORDER BY条件,这个条件没有构造方法,直接通过传递字符串...
需开启allowMultiQueries=true多条sql提交操作,所以不建议使用!插件默认不开启 --> <property name="allowMultiQueries" value="false"/> <!-- 开启批量功能,支持batchUpsert,batchUpsertWithBLOBs,batchUpserSelective !这几个方法中无法支持IncrementsPlugin的方法!插件默认不开启 --> <property name="allowBatch...
1、手工写sql 解决方法1 <selectid="queryOne" resultType="com.h2.mes.entity.Pallet"><![CDATA[ SELECT * FROM pallet_${projectName} WHERE (f_woid = #{fWoid} and pallet_id <> '${palletId}' and status = 0) limit 1]]></select> ...
example.setTableName(format("pallet_%s", projectName)); XxxMapper.selectOneByExample(example); 1. 2. 3. 4. 5. 6. 7. 8. 9. 正常情况下的sql语句(pallet_id带入整数) SELECT * FROM pallet_WX10 WHERE (f_woid = 39 and pallet_id <> '10' and status = 0) ...
产生的动态SQL是这样的: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 where (field1 = 5 and field2 is null) or (field3 <> 9 and field4 is not null) or (field5 in (8, 11, 14, 22)) or (field6 between 3 and 7) 其他 Example类的distinct字段用于指定DISTINCT查询。 orderBy...
Table data Use the following SQL to insert the data. I’ve mixed up the order of the names and varieties so when doing a query without ORDER BY they come out in a random order. INSERT INTO `fruit` (`fruit_id`, `name`, `variety`) VALUES ...
createStatement(); ) { String sql = "CREATE TABLE REGISTRATION " + "(id INTEGER not NULL, " + " first VARCHAR(255), " + " last VARCHAR(255), " + " age INTEGER, " + " PRIMARY KEY ( id ))"; stmt.executeUpdate(sql); System.out.println("Created table in given database...")...
In before update trigger, do not update theemployee_salarytable, it will create a recursively trigger and run until it has run out of memory. 1.2 Insert data to test the trigger. INSERT INTOemployee_salaryVALUES(101,15000,'Pranav');INSERT INTOemployee_salaryVALUES(201,40000,'Vikram');INSERT...