The following table compares SQL Server and Access data types. SQL Server data type Access data type Access field size bigint Large Number For more information, see Using the Large Number data type. binary
Microsoft Access 数据库引擎 SQL 数据类型包含由 Microsoft Jet 数据库引擎定义的 13 种主要数据类型,以及若干可识别为这些数据类型的有效同义词。 下表列出了主要的数据类型。 同义词是在 Microsoft Access 数据库引擎 SQL 保留字中标识的。 展开表 数据类型 存储空间大小 说明 BINARY 每个字符 1 个字节 任何类...
The following table shows the Microsoft Access data types, data types used to create tables, and ODBC SQL data types. Expand table Microsoft Access data typeData type (CREATETABLE)ODBC SQL data type BIGBINARY[1] LONGBINARY SQL_LONGVARBINARY BINARY BINARY SQL_BINARY BIT BIT SQL_BIT COUNTER ...
下表显示了 Microsoft Access 数据类型、用于创建表的数据类型以及 ODBC SQL 数据类型。 展开表 Microsoft Access 数据类型数据类型 (CREATETABLE) ODBC SQL 数据类型 BIGBINARY[1] LONGBINARY SQL_LONGVARBINARY BINARY BINARY SQL_BINARY BIT BIT SQL_BIT 计数器 计数器 SQL_INTEGER CURRENCY CURRENCY SQL_N...
MS SQL Server Data Types String Data Types Data typeDescriptionMax char lengthStorage char(n)Fixed-length non-Unicode character data (n must be between 1 and 8000)8,000n bytes (uses one byte for each character) varchar(n)Variable-length non-Unicode character data (n must be between 1 and...
For SQL Server aficionados, we also list the SQL Server data types that they correspond to. Data type Subtype property setting Description Corresponding SQL Server data type AutoNumber n/a Unique value generated by Access for each new record. int Short Text n/a Alphanumeric data,...
Access 数据库类型不同于 SQL Server 数据库类型。 在将 Access 数据库对象转换为 SQL Server 对象时,必须指定如何将数据类型从 Access 映射到 SQL Server。 可以接受默认数据类型映射,也可以自定义映射,如以下过程所示。 默认映射 SSMA 具有一组默认的数据类型映射。 有关默认映射的列表,请参阅“项目设置(类型...
datatype One of the primary Microsoft Access SQL data types or their synonyms. Remarks For queries that you run regularly, you can use a PARAMETERS declaration to create a parameter query. A parameter query can help automate the process of changing query criteria. With a parameter query, your...
Data Type Mapping If you want to make custom correspondence between SQL Server and Delphi data types, you can use a simple and flexible Data Type Mapping engine provided by SDAC. Development Platforms All major GUI frameworks supported: develop VCL applications for Windows or cross-platform FMX ap...
The Java types are defined by: java.sql.Types XML types that can be mapped to SQL Type Mappings are shown inTable 5-2. Table 5-2XML and SQL Type Mapping Accessing Data Services Functions Through JDBC The AquaLogic Data Services Platform JDBC driver enables JDBC and ODBC clients to access ...