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7. The tree.jsp of the ExtJS Treeloader call in Mytree.js.
Clicking TreeNode on the tree will load the next level node.
TREE.JSP is responsible for TreeNode the JSON data that is constructed by the next level node after clicking.
The tree.jsp code is as follows:
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String PID = "";
if (Request.getparameter ("DID")!=null){PID =
large amount of data from a separator file and selectively combine it with a format file) load records to the database, or export the data in the database into a file. However, because dataset can integrate XML
, runworkerasync, two important attributes workersuppscanscancellation, workerreportsprogress
Method:
1. dowork: indicates what to do with the background. When binding time, the input parameter is the method name.
2. progresschanged: What should I do in the background when the progress changes, and the parameter passed in when the binding time is the method name
3. runworkercompleted
4. runworkerasync: enables backend and starts running in the background.
Attribute:
TERMINATED by ' string ': Sets the character at the end of each line of data, which can be single or multiple characters. The default value is "\ n".
Give me a chestnut:SELECT * from Raptor.loan where date_format (create_at, '%y-%m-%d ') = "2018-10-21" or Date_format (update_at, '%y-%m-%d ') = " 2018-10-21 "or repaired=1 into OutFile"/tmp/raptor_loan_incre_2018-10-21.csv "Fields TERMINATED by ' | ' LINES TERMINATED by ' \ r \ n ';Export Delta
Tags: io os using SP on file Data BS ADLOAD DATA [low_priority] [LOCAL] INFILE ' file_name.txt ' [REPLACE | IGNORE]Into TABLE tbl_name[Fields[TERMINATED by ' \ t '][Optionally] Enclosed by "][escaped by ' \ \ '][LINES TERMINATED by ' \ n '][IGNORE number LINES][(Col_name,...)]Custom syntaxThe general rules of use for fields and lines are (in the process of import
Before writing JDBC, always write a class manually, with hard code to write classname, URL, user name and password, and then get to connection through DriverManager. That is very convenient to write, but if you want to change, you need to modify the source code to compile, to the late modification inconvenience. Recently saw a way to use Jndi to configure the JDBC data source using an XML file, and the XML
Oracle LOAD batch writes data to the production line database only has query permission. You need to import 50 million pieces of data to the R D line under the production line. The following tips may accelerate the import speed. 1. connect to the database using PL/SQL, execute the query statement, and export the data
650) this. width = 650; "src =" http://www.bkjia.com/uploads/allimg/131227/1622342X4-0.jpg "title =" tornado.jpg "alt =" 101638437.jpg"/>
Recently implemented an http interface ~ Http. The access result is json.
Nginx performs load, web separation, and url forwarding ~
Tornado performs data operations and asynchronously calls lua interfaces ~
Memcached shares sessions (for the sake of not using redis for s
(Showbox, Data, options );},Complete: function (){},Error: function (e ){Optional (options.loadbox).css ('background-image', 'None ');$ (Options. loadbox). append ('}
The rolling data loading of the scroll bar is completed by the onscroll event of the drop-down Div. The core code is as follows:
Copy code The Code is as follows: $ (Showbox). Scroll (function (){
If (options. Total = $ (this). Children (
For example, I now have a table, the field has a, B, C, d four, the load data TXT file contains only 3 fields (A, B, c) values, while importing, I can set a value for each record's D field? (such as the user name of the operation, etc.)
Reply to discussion (solution)
LOAD
Phenomenon: GG do init data load report error OGG-00869 OGG-0019915:54:18 INFO OGG-03501 Oracle GoldenGate Delivery for Oracle, initrep. prm: WARNING: NLS_LANG environment variable is invalid or not set. Using operating system character set value of AL32UTF8.15:54:18 INFO OGG-01236 Oracle GoldenGate Delivery for Oracle, initrep. prm: Trace file/tmp/s. out opened.
Let's take a look at the MySQL Load data InFile outfile Import Export Oh, this is the way we run the Windows Cmd.exe and then use the following statement in the DOS command method.
Load Data InFile The opposite isSelect * from ' tabletest ' into outfile ' c:/data_outfile.txt ';Export the
Use Goldengate Initial Data Load, goldengateinitial
When building ogg, we usually need to initialize the target Library first, so there are many initialization methods. Now we will introduce ogg's own initialization method.
Test environment: Souce DB: OS: redhat 6.3 Name: zbdba1DB: 11.2.0.4OGG: 11.2.1.0.1Target DB: OS: redhat 6.3 Name: zbdba2DB: 11.2.0.4OGG: 11.2.1.0.1
This section focuses on Initial
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