规范数据库，添加必要约束，优化通道批量导入功能

648540858

2022-02-24 a42dda2bd3cc1cf8c20cc61e7ad9211eadecbaf3

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.DS_Store
node_modules/
/dist/
npm-debug.log*
yarn-debug.log*
yarn-error.log*
 
# Editor directories and files
.idea
.vscode
*.suo
*.ntvs*
*.njsproj
*.sln