Please expose original database column type at least as string. this is currently so restricting on this package. this will help us to do some level dynamic column value parsingjosharian changed the title datab
SELECT TABLE_SCHEMA dataBaseName -- 库名 ,TABLE_NAME tableName -- 表名 , COLUMN_NAME columnName -- 列名 , COLUMN_KEY columnConstraint -- 列限制 主键,唯一之类的 , COLUMN_COMMENT columnComment -- 列注释 , DATA_TYPE columnType -- 字段类型 varchar之类的 , CHARACTER_MAXIMUM_LENGTH columnLeng...
(1) 创建数据库 CREATE DATABASE database_name (2) 删除数据库 DROP DATABASE database_name (3) 创建表 CREATE TABLE table_name (column_name column_type) (4) 删除表 DROP TABLE table_name (5) 添加表字段 ALTER TABLE table_name ADD new_column DATATYPE (6) 修改表字段类型 ALTER TABLE table...
The data type of a column defines what value the column can hold: integer, character, money, date and time, binary, and so on. SQL Data Types Each column in a database table is required to have a name and a data type. An SQL developer must decide what type of data that will be ...
Array types are the only examples of constructed types known generically as collection types.Data types are used within the CREATE TABLE statement as part of column definitions :CREATE TABLE <tablename>( <column_name> <data_type> ... , <column_name> <data_type> ... , ... ); Copy...
ALTER TABLE 管理 COLUMN ALTER TABLE 管理 PARTITION ALTER TABLE 或 CREATE TABLE .. MASK 子句 ALTER TABLE 或 CREATE TABLE .. ROW FILTER 條款 ALTER VIEW ALTER VOLUME COMMENT ON CREATE CATALOG CREATE CONNECTION CREATE DATABASE CREATE FUNCTION (SQL) CREATE FUNCTION (外部) 創建地點 CREATE MATERIALIZED...
Note:Every relational database vendor has its own maximum size limit for different data types. Be sure to select the appropriate data type for your particular scenario. FromTo BIT10 TINYINT0255 SMALLINT-32,76832,767 INT-2,147,483,6482,147,483,647 ...
第一个选择是:限制自己只使用那些被广为接受的 SQL 类型名称(例如INTEGER、NUMERIC或VARCHAR)。这些类型有可能能适应所有的数据库。第二个选择是:用java.sql.DatabaseMetaData.getTypeInfo方法来找出给定的数据库实际上支持哪些 SQL 类型,然后选择与给定 JDBC 类型相匹配的特定于数据库的 SQL 类型名。
DatabaseColumn.ColumnType Property Reference Feedback Definition Namespace: Microsoft.Azure.Management.Sql.Models Assembly: Microsoft.Azure.Management.Sql.dll Package: Microsoft.Azure.Management.Sql v3.1.0-preview Gets or sets the column data type. Possible values include: 'image', 'text', '...
column1_name,column2_name,column3_name,...are the names of the columns datatype1,datatype2,datatype3,...are the data types such asINTEGER,TEXT, etc. to be stored in the respective columns Note:The supported data types can vary across different database systems, which means that not al...