saffire mix

After the project is deployed, test it. Well, there is not much problem with the data coming out ). Continue the test. After a new one is created, an error is reported to check the error. I have finished reading java. SQL. sqlexception: Illegal mix of collations (latin1_swedish_ci, implicit) and (utf8_general_ci,COERCIBLE) for operation '=' This is the error. Why? First time. The head is big. The query docu

OC Project introduced to Swift,1. Build Bridge File: Create a new Swift file in the OC Project and confirm the creation of a project name-bridging-header.h file.2, after building the bridge file, import the file name to be used in itFor example when using Charts: @import Charts;Charts: Various statistical graphs (pie chart, line chart, histogram, etc.) tools, smooth and easy to use, effect to force.3, in the project need to use the third party, the introduction of the bridge file can be;OC proje

MySQL Tutorial save data appears illegal mix of collations (gbk_chinese_ci,implicit) Other such issues are very simple to deal with, that is, the page submitted data and MySQL field types inconsistent with the image, as long as they are unified.Now let's take a look at the processing method. Using the PHP tutorial function iconv () function,Gb2312 converted into Utf-8 $utf =iconv (' gb2312 ', ' utf-8 ', $_request[' keyword '); Converts a string

[key] + One forKvinch Pairs(a) Do Print(K.." : ".. v)EndResults:10:33Key:valueFor the different k description of the For loop positioning, such as "KEY", arranged in front of the search, V is the corresponding value, no special search is a digital search, such as 10, 1, 2 ...--Table_test2.lua script FileLocalTBL = {"Apple","Pear","Orange","Grape"} forKey, Valinch Pairs(TBL) Do Print("Key", key)EndResult: Key1Key2Key3Key4As you can see from the above, the print function is optimized.functio

1, MySQL Error in string comparison occurred Select a.event, a.tousername, a.fromusername, a.fromnickname, a.eventkey, A.msgtype, a.content, a.inserttime, B.headimgurl from record a left join Wxuser b Error [ERR] 1267-illegal mix of collations (utf8_general_ci,implicit) and (utf8_unicode_ci,implicit) for operation ' = ' Reason: The table record is not the same as the table Wxuser enc

problem description : MySQL encountered error in string comparison: Select a.equ_no, b.fullcode from equipment A, ( select t.*, Getequtypefullcode ( t.equtype_id) as Fullcode from Equ_type t ) b WHERE substring (a.equ_no, 1, 5) = B.fullcodeThe error is as follows: [ERR] 1267-illegal mix of collations (utf8_unicode_ci,implicit) and (utf8_general_ci,implicit) for operation ' = ' workaround : Convert the comparison equation side to

Yesterday, the character set of the varchar field of all table in MySQL was converted into utf8mb4/utf8mb4_unicode_ci, in order to save some emoji Martian text, the error was as follows when an SQL statement was executed: Illegalmixofcollations (utf8_unicode_ci,implicit) and (utf8_general_ci, implicit) foroperation ' = Looking at it, this SQL uses a custom function that has the entry parameter of varchar, similar to the following: CREATE FUNCTION ' f_xxx ' ( p_ref_type VARCHAR, ... ) The

, is it not the character set before the change of the content or the character set before the save?We use this commandSHOW CREATE table ' name ';Look, it turns out that the set of characters for the associated column name is not the same as the current character set, so it's easy to force this field to change to the current default character set by means of a command.ALTER table ' table name ' Change ' column name ' column name ' VARCHAR (CHARACTER set UTF8 DEFAULT NULL COMMENT ' comment ';OK,

of executing SQL statements is executeQuery. This method is used to execute the SELECT statement, which is almost the most frequently used SQL statement.Method executeupdateUsed to execute INSERT, UPDATE, or DELETE statements, as well as SQL DDL (data definition language) statements, such as CREATE table and DROP table. The effect of an INSERT, UPDATE, or DELETE statement is to modify one or more columns in 0 or more rows in a table. The return value of Executeupdate is an integer that indicate

MySQL error: Illegal mix of collations (latin1_swedish_ci, coercible) and (gbk_chinese_ci, coercible) for Operation '=' One Solution The exception means that the character set encoding of the field is different and the connection is invalid. Run the show full columns from tenant; command to view the character encoding of each field in the tenant table. Run the show full columns from employees command to view the character encoding of each field in

The compatibility between SWIFT and objective-C allows you to use both languages in the same project. You can use this "mix and match" feature to develop hybrid language-based applications. Using swfit's latest feature "mix and match", you can implement some of the functions of the application and seamlessly integrate them into the existing objective-C code. Overview of

Recently genymotion prompt update, I updated, Ubuntu system, found after the update can not open properly ... The prompt error is as follows: [Genymotion] [Fatal] Cannot mix incompatible Qt library (version 0x40806) with the This library (version 0x40804) So, on Baidu find half a day, said is to install QT What, but my old version is clearly can use Ah, and then loaded all kinds of things, but still can't open, think back, go to the offi

Php judges that the string is in pure English, pure Chinese characters, or a mix of Chinese and English formats. $ Strarray [1] = "hello "; $ Strarray [2] = "123456 "; $ Strarray [3] = "123 hello "; $ Strarray [4] = "script School "; $ Strarray [5] = "123 programmer's House "; $ Strarray [6] = "hello programmer's House "; $ Strarray [7] = "123hello programmer's House "; Foreach

Mysql provides a complete solution for Chinese Garbled text (Illegal mix of collations for operation) and illegalcollations Mysql often has unfriendly support for Chinese characters. The common error "Illegal mix of collations for operation" The following describes the character sets involved in the mysql database. Character-set-server/default-character-set: server character set, which is used by default. C

Label:MySQL illegal mix of collations for operation ' like 'Above MySQL 5.5, if the field type is Time,date,datetimeIf you use like '% Chinese ' in select, illegal mix of collations for operation ' like ' will appearWhen you are programming to find each field, you may see the syntax of the time field like '% Chinese% ' in executionIn the old version of MySQL there is no error.Up to MySQL 5.5, you must chang

To give you the K song People software users to detailed analysis of the mix set up the tutorial. Tutorial Sharing: 1, into the K song talent app 2, the choice song sings, may carry on the accompaniment, the microphone, the American tone, the tone to set up 3, by pulling the dot on the progress bar, according to the need to adjust to their own satisfaction with the state Well, the above information is a small series to the K-song people of

Tags: str port size procedure 12PX Event Flush Storage instancemysql5.6 modified character encoding, Err:illegal mix of collations for operation ' Concat ' 1. Cause of the problem: build the environment to initialize the MySQL when you see the MySQL configuration file [cloent] under the settings encoded as Default-character-set = UTF8, the main idea is the global configuration, in fact, still need to [mysqld] The Character_set_server = UTF8 parameter

Item m34: how to mix C ++ and C in the same program For many years, you have been worried about using C ++ in part during programming, just as using multiple compilers to generate programs in the age of all C programming. There is no way to program Multiple compilers, unless different compilers have the same implementation-related features (such as the size of the int and double bytes and the passing method. However, this problem is ignored in languag

Video processing, often do some pedestrian, vehicle or other moving objects cross-line detection, cross-border detection.Original video stream:Below with OPENCV introduction two ways, Draw straight line (cross line, mix line):First: Fixed the first frame, or paused the video, in a fixed frame to complete the line drawing function#include "Result":You'd better try it yourself to see the difference.The second type: without affecting the video playback,

A teaching tool embedded in PowerPoint that can record video at the core of PPT.Click the link below to learn and installhttps://mix.office.com/First of all this goods is free, of course based on PowerPoint.One more Mix tab after installationIt's really recording the slide recording in the leftmost record tabThe Insert screen recording on the right inserts your recorded video file directly in the PPT. (It seems that the teacher who recommended the lec