1.从Excel文件中,导入数据到SQL数据库情况一.如果接受数据导入的表不存在 select * into jd$ from OPENROWSET('MICROSOFT.JET.OLEDB.4.0','Excel 5.0;HDR=YES;DATABASE=d:\11.xls',jd$) select * into sd$ from OPENROWSET('MICROSOFT.JET.OLEDB.4.0','Excel 5.0;HDR=YES;DATABASE=d:\11.xls',sd$) 情
[sql] view plaincopy --1.修改系统参数 --修改高级参数 sp_configure 'show advanced options',1 go --允许即席分布式查询 sp_configure 'Ad Hoc Distributed Queries',1 go --如果配置的值不在合理范围(在最小值最大值范围内),那么可以强制覆盖 reconfigure with override go sp_configure 'xp_cmdshell',1 go reconfigure
错误类型: ERROR 1231 (42000): Variable 'time_zone' can't be set to the value of 'NULL' ERROR 1231 (42000): Variable 'sql_mode' can't be set to the value of 'NULL' ERROR 1231 (42000): Variable 'foreign_key_checks' can't be set to the value of 'NULL' ERROR
<?php namespace App\Admin\Controllers; use App\AdminUser; use Illuminate\Http\Request; use Excel; use Illuminate\Support\Facades\DB; use Illuminate\Support\Facades\Input; use Illuminate\Support\Facades\Schema; use Illuminate\Database\Schema\Blueprint
查询当前这周的数据 SELECT name,submittime FROM enterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now()); 查询上周的数据 SELECT name,submittime FROM enterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now())-1; 查询当前月份的数据 se
感谢:http://www.jb51.net/article/32277.htm ------------------------------------------------------------------------------ MySQL查询的方式很多,下面为您介绍的MySQL查询实现的是查询本周.上周.本月.上个月份的数据,如果您对MySQL查询方面感兴趣的话,不妨一看 查询当前这周的数据 SELECT name,submittime FROM enterprise WHERE Y