mysql report generator

Tags: MySQL 5.6 data import report Gtid related errorsThe mysql -uroot -p --default-character-set= following error is reported with the command line:ERROR 1839 (HY000) at line: @ @GLOBAL. Gtid_purged can only is set when @ @GLOBAL. Gtid_mode = on. source mode import resolved. $ mysql-uroot-p$ use $ source This ar

Tags: disk too creat root code size space restart row Symptoms every time you remove the MySQL container restart no two minutes and report the wrong title df-h command to view the application of each mount space discovery Root home var three files directory the space is full. Baidu on the Internet a bit LIUNX disk expansion operation, the fdisk-l command finally found that the machine has a piece of

mcurrent Query cache Memory Fill ratio = 1.64%current Query_cache_min_res_unit = 4 Kyour query_cache_size s Eems to is too high. Perhaps you can use these resources Elsewheremysql won'T cache query results that is larger than query_cache_limitinchSizesort OPERATIONS CurrentSort_buffer_size= theK CurrentRead_rnd_buffer_size= theKNo Sort operations has been performedsort buffer seems toBe finejoins CurrentJoin_buffer_size= 260.00Kyou have had0QuerieswhereAJoinCould not UseAnIndexProperlyyour j

Tags: User action method Data folder management SQ one cannot startMySQL database after upgrading to 5.7 version, and the previous version somewhat different, there is no data folder, we know that the MySQL database files are saved in the Data folder, the online people say the 5.6 version of the Data folder to copy one, this statement is not reliable, I have tried, I have been able to login, but can not To modify the administrator password, the follow

Recently using Navicat for MySQL to access the remote MySQL database, an error occurred, showing "2003-can ' t connect MySQL Server on ' localhost ' (10038)". So desperately Baidu, finally found a solution.Method/Step 1Reading the wrong window first. Through Baidu, finally found the reason is: remote 3306 port is not open .The following is a remote 3306 p

will use the statement before the ENTER key as the input statement, this is very pit dad, every time you write a SQL statement and one line to rearrange it again. There is no good way, some words will be updated to the blog! 3. Where "file output location" can be a nonexistent file, the statement will automatically create and inject query results for you, currently only tried CSV file, xls format file has not been tried, if you want to convert the output CSV file to XLS, first use Excel's self-

Prerequisite installation Postfix#!/bin/shellLog=/home/dbdata/db2.err#原来error记录数Numa= ' Cat/tmp/mysqlerrornb.log '#当前error数Numb= ' cat $log |grep "ERROR" |wc-l '#增加的error条目numc=$ (($numB-$numA))#从日志中过滤出error日志Errtotal=/tmp/mysqlerrtotal.log#对新增的error日志提取, and report the policeErrincrease=/tmp/errincrease.logif [[$numC > 0]]Then' Cat $log |grep ' ERROR ' > $errTotal 'Tail-n $numC $errTotal > $errIncreaseMail-s "mysql10.0.0.111 error alert!" to [email p

Environment: MySQL 5.7.16System: CentOS 6.8 64Baidu query to, because is the version of the problem caused.Solution:1. Open the/ETC/MY.CNF configuration fileAdd the following at the end: explicit_defaults_for_timestamp = True Sql_mode=strict_trans_tables,error_for_division_by_zero,no_auto_create_user,no_engine_substitutionSave, restart MySQL, test OK.This article from "Hisus" blog, declined reprint!

MySQL version is 8.0.4 Due to new version of MySQL features.mysql> select Host,User,plugin from mysql.user;+-----------+------------------+-----------------------+| Host | User | plugin |+-----------+------------------+-----------------------+| localhost | mysql.infoschema | mysql_native_password || localhost | mysql.session | mysql_native_password || localhost | mys

;import Java.sql.sqlexception;import java.sql.Statement; Import Java.util.arraylist;public class Jdbchandlemysqlbigresultset {public static long ImportData (String sql) {string url = "Jdbc:mysql://ipaddress:3306/test?user=usernamepassword=password"; try {class.forname (" Com.mysql.jdbc.Driver ");} catch (ClassNotFoundException E1) {e1.printstacktrace ();} Long Allstart = System.currenttimemillis (); Long Count = 0; Connection con = null; PreparedStatement PS = null; Statement st = null; ResultSe

,"' andTest_class= '", P_class_name,"' andIs_select= 1 andIs_pass= 1 "); SELECT @var_sql_string; Call P_get_select_row_number (@var_sql_string,@var_pass_amount); SELECT @var_pass_amount; SET @var_sql_string =CONCAT ("Select * from", P_table_name,"whereTest_method= '", P_method_name,"' andExecution_flag= '", P_execution_flag,"' andTest_class= '", P_class_name,"' andIs_select= 1 andIs_pass= 0 "); SELECT @var_sql_string; Call P_get_select_row_number (@var_sql_string,@var_fail_reason); SEL

Label:When doing metering pump, use MySQL to store data, build table hisruninfo (metering pump history running data table).Table format for UTF8, check the database is also UTF8When importing the Hisruninfo.sql file, there was no error and the table could be built, but when importing another Data1.sql file that inserted the data, an error occurred--Chinese characters were not recognized.Nothing wrong with inserting contentLater, when you save Data1.sq