/// /// <value>The date time string format.</value> public string DateTimeStringFormat { get; private set; } /// /// The DateTimeStyles value to use when parsing a DateTime property string. /// /// <value>The date time style.</value> internal System.Globalization.DateTimeStyles DateTime...
>>> KV.update(value=KV.value['k1'].set('v1')).execute() 1 >>> KV.get(KV.key == 'a').value {'k1': 'v1', 'k2': 'v2'} The set() method can also be used with objects, in addition to scalar values:>>> KV.update(value=KV.value['k2'].set({'x2': 'y2'}))....
//创建一个表,如果该表存在,则不创建,并给出提示信息,存储在 zErrMsg 中 char *sql = " CREATE TABLE SensorData( ID INTEGER PRIMARY KEY, SensorID INTEGER, SiteNum INTEGER, Time VARCHAR(12), SensorParameter REAL );" ; sqlite3_exec( db , sql , 0 , 0 , &zErrMsg ); #ifdef _DEBUG_ p...
so the database pathname is made of the filename (CustomersDb.db3) and the Personal folder path. The resulting pathname is assigned as a parameter to the constructor of the SQLiteConnection class and returned to the caller. On iOS, you use the same API, but the folder in which the SQLi...
The db version, display name, and size parameter values are not supported and will be ignored. (No longer supported by the API) Absolute and relative subdirectory path(s) are not tested or supported. This plugin will not work before the callback for the 'deviceready' event has been fired,...
sqlite3_exec(), 运行非查询的sql语句 sqlite3_prepare(), 准备sql语句,运行select语句或者要使用parameter bind时,用这个函数(封装了sqlite3_exec). Sqlite3_step(), 在调用sqlite3_prepare后,使用这个函数在记录集中移动。 Sqlite3_close(), 关闭数据库文件 ...
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首选项错误码:code:"401” err: Error: Parameter error. The type of 'value' must be ValueType. 如何排查问题 如何查看或导出持久化数据? 如何获知数据存储沙箱路径? 插入数据之后,RDB数据库的wal文件体积异常 用户首选项是线程安全的吗 为什么在关系型数据库中调用deleteRdbStore函数后并未真实删除数据...
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Where as on Android the location of the database file is fixed, there are three choices of where the database file can be located on iOS. The 'location' parameter you provide to openDatabase call indicated where you would like the file to be created. This parameter is neglected on ...