DbType.Boolean BIT YESNO LOGICAL BOOL DbType.Byte TINYINT DbType.Int16 SMALLINT DbType.Int32 INT DbType.Int64 INTEGER BIGINT COUNTER AUTOINCREMENT IDENTITY LONG DbType.Single REAL DbType.Double DOUBLE FLOAT DbType.Decimal NUMERIC DECIMAL MONEY CURRENCY DbType.String CHAR NCHAR VARCHAR NVARCHAR ...
BLOB、no datatype specified REAL REAL、DOUBLE、DOUBLE PRECISION、FLOAT NUMERIC NUMERIC、DECIMAL(10,5)、BOOLEAN、DATE、DATETIME
常见类型声明对应的Affinity类型: 常见类型声明对应的Affinity类型 INTINTEGERTINYINTSMALLINTMEDIUMINTBIGINTUNSIGNED BIG INT INTEGER CHARACTERVARCHARVARYING CHARACTERNCHARNATIVE CHARACTERNVARCHARTEXTCLOB TEXT BLOB BLOB REALDOUBLEDOUBLE PRECISIONFLOAT REAL NUMERICDECIMALBOOLEANDATEDATETIME NUMERIC编辑...
android数据库sqlite数据类型（时间日期double等）android数据库sqlite数据类型（时间⽇期double等）sqlite3⽀持的数据类型：NULL、INTEGER、REAL、TEXT、BLOB 但是，sqlite3也⽀持如下的数据类型 smallint 16位整数 integer 32位整数 decimal(p,s) p是精确值,s是⼩数位数 float 32位实数 double ...
SQLite Data Types: Version 3 Maximum SQL database engines use static, rigid typing. In static typing system, the data type of a value is determined by its container ( e.g. integer type always accept integer values) the particular column in which the value is stored. In SQLite, the data...
double GetFloatValue(int nCol); // 获取某列的值(二进制数据) const BYTE* GetBlobValue(int nCol, int &nLen); private: sqlite3_stmt *m_pStmt; }; class SQLiteCommand { public: SQLiteCommand(SQLite* pSqlite); SQLiteCommand(SQLite* pSqlite,LPCTSTR lpSql); ...
uniapp sqlite 数据类型 double uniapp websql 聊天服务器端,使用上一个文章里面提到的websocket服务器端, 通讯地址格式ws://ip:7878:/c/sec/userid 大致思路,首先去app的服务器登录,返回用户信息,里面含有用户编号。通过获取配置的方式,获取聊天url,当然,在app里面写死也可以,我是做成了一个后台配置项。
) case SQLITE_NULL: break case SQLITE_FLOAT: value = sqlite3_column_double(stmt, i) case SQLITE_BLOB: let tmpValue = sqlite3_column_blob(stmt, i) let point = tmpValue?.assumingMemoryBound(to: UInt8.self) let text = String.init(cString: point!) value = text case SQLITE_ANY: let ...
*/ public class SQLiteDialect extends Dialect { private final UniqueDelegate uniqueDelegate; public SQLiteDialect() { registerColumnType(Types.BIT, "boolean"); //registerColumnType(Types.FLOAT, "float"); //registerColumnType(Types.DOUBLE, "double"); registerColumnType(Types.DECIMAL, "decimal");...
Double REAL Guid TEXT 00000000-0000-0000-0000-000000000000 Int16 INTEGER Int32 INTEGER Int64 INTEGER SByte INTEGER Single REAL String TEXT UTF-8 TimeOnly TEXT HH:mm:ss.fffffff TimeSpan TEXT d.hh:mm:ss.fffffff UInt16 INTEGER UInt32 INTEGER UInt64 INTEGER Large values overflowAltern...