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松软科技课堂:sql创建表删除表CREATETABLE/DROPTABLE
CREATE TABLE 语句用于创建数据库中的表。 SQL CREATE TABLE 语法 CREATE TABLE 表名称 ( 列名称1 数据类型, 列名称2 数据类型, 列名称3 数据类型, .... ) 数据类型(data_type)规定了列可容纳何种数据类型。下面的表格包含了SQL中最常用的数据类型: 数据类型描述integer(size) int ...
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