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                ##### 數據庫字段處理 ~~~ $Sql->alert($handle,$table,$other); ~~~ ##### 參數說明 > * $handle[必選]處理類型 > 1. auto 設置主鍵初始值[other: value | type | forced] > 2. add 新增字段[other: 數字(字段名 字段類型char(100) 特殊聲明default "0"] > 3. del 刪除字段[other: 鍵為數字數組(字段名)] > 4. edit 編輯字段[other: 鍵為字符數組(字段名 字段類型(char100) 特殊聲明default "0")] > 5. index_add 新增索引[other: 鍵為索引名數組(字段名,字段名)] > 6. index_del 刪除所以[other: 鍵為數字數組(索引名)] > 7. unique 唯一索引[other:field | name] > * $table[必選]表名 > * $other[可選]可選參數 > 1. value自定義值 > 2. echo語句調用方式[0:執行,1:不執行] > 3. forced強制數據更新[0:不強制,1:強制] > 4. [數字]循環執行語句段 ##### 回調信息 succeed 執行狀態[0:失敗,1:成功] msg 提示信息 ##### 實例 ###### 設置主鍵初始值 ~~~ $back = $Sql -> alert("auto",$table,['value'=>"100001"]); ~~~ ###### 字段新增 ~~~ $other = []; $other['field'] = 'uuid char(36)'; $back = $Sql -> alert("add",'dev_ios',$other); ~~~ ###### 字段刪除 ~~~ $back = $Sql -> alert("del",$table,["field_1","field_2"]); ~~~ ###### 字段編輯 ~~~ $back = $Sql -> alert("edit",$table,["field_1"=>"field_1 int(10)","field_2"=>"field_2 char(255)"]); ~~~ ###### 索引新增 ~~~ $back = $Sql -> alert("index_add",$table,["index_name"=>"field_1,field_2"]); ~~~ ###### 索引刪除 ~~~ $back = $Sql -> alert("index_del",$table,["index_name_1","index_name_2"]); ~~~ ###### 唯一索引設置 ~~~ $back = $Sql -> alert("unique",$table,["field"=>["field_1","field_2"],"name"=>"unique_name"]); ~~~
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