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在Store加上一个listeners时设置ComBox中对应的键值。 var nodeNameStore = new Ext.data.JsonStore({ url : Listener + '?className=etl.db.Node&methodName=getAllNodeJSON&paramCount=0', totalProperty : 'results', root : 'root', id : 'id', fields : ['id', 'name'], listeners : { load ...
alter table table_name add(col type); update table_name set col = 'value'; alter table table_name modify(col (type) not null);
ALTER TABLE table_name ADD [CONSTRAINT 约束名] 约束条件(column); not null: ALTER TABLE table_name MODIFY(col type NOT NULL);
alter table table_name modify(column type);

Oracle 增加列

alter table table_name add (col1 type,col2 type);
今年:select extract(year from sysdate) from dual; 今月:select extract(month from sysdate) from dual; 今日:select extract(day from sysdate) from dual;       select trunc(sysdate,'dd') from dual; 今时:select trunc(sysdate,'hh24') from dual; 今分:select trunc(sysdate,'mi') from dual; 本月第一天:select trunc(sysdate, ...
select * from v$version;
public String getFileContent(String fileName, int fromLine, int endLine) { File file = new File(fileName); // int total = Integer.parseInt(UnixCommand.WCCommand(file)); int total = 10; if (endLine == 0) { return null; } if (fromLine == 0) { fromLine = 1; } if (fromLi ...
formPanel.form.submit({ waitTitle : "请稍候", waitMsg : "正在提交表单数据,请稍候.......", url : updateurl, method : "POST", success : function(form, action) { Ext.MessageBox.alert('提交失败', action.result.msg); //Ext.MessageBox.al ...
在FormPanel没有配置url和reader时,也可以通过FormPanel.form.load()方法添加url来直接加载数据,但此时需要server端返回的数据遵循一定的格式. var url = Listener + '?className=etl.db.VariableManage&thodName=getVariableJSONById&paramCount=1&param_0='+ variable_id; formPanel.form.load({ waitTitle : "请稍候", waitMsg : ...
servlet端的数据:{results:1,root:[{"nodeFlag":0,"nodeTrigger":0,"state":"停止","lastRun":"","lastHeartBeat":"","nodeDelay":0}]} var queryurl = Listener + '?className=etl.db.Node&methodName=getManageNodeJSON& ...
C:\WINDOWS\system32\Macromed\Flash\Flash10b.ocx 程序调试需要安装9版本的,这是已经安装的10版本的,需要再下一个flashplayer_10_ax_debug.exe来提供支持
启用debug模式才会有输出。
http://www.json.org/js.html To convert a JSON text into an object, you can use the eval() function. eval() invokes the JavaScript compiler. Since JSON is a proper subset of JavaScript, the compiler will correctly parse the text and produce an object structure. The text must be wrapped in parens to av ...
alter table table_name rename column old_value to new_value;
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