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 DbT
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 64位实数char(n) n长度字符串,不能超过254varchar(n) 长度不固定最大...
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...
Data Types:double VariableNamingRule—Variable naming rule "preserve"(default) |"modify" Variable naming rule, specified as one of these values: "preserve"— Preserve most variable names when thesqlreadfunction imports data. "modify"— Remove non-ASCII characters from variable names when thesqlreadf...
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...
SQLite Data TypeMATLAB Data TypeMATLAB Null Value Representation REAL DOUBLE FLOAT NUMERIC INT TINYINT SMALLINT MEDIUMINT BIGINT double double(NaN) CHAR VARCHAR string <missing> DATE DATETIME string <missing> BLOB N x 1 uint8 vector 0 x 1 uint8 vector BOOLEAN int64 Not availableVersion...
*/ 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");...
) 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 ...