For example, you can now change a column defined with a data type of INTEGER to have a data type of VARCHAR, or you can change a data type of TIMESTAMP to DATE.
例如,现在可以修改一个数据类型为INTEGER的列,从而拥有一个VARCHAR数据类型,或者将数据类型从TIMESTAMP修改为DATE。
The WITH ORDINALITY clause causes UNNEST to generate an additional column of type integer that contains the position associated with each element.
WITH ORDINALITY 子句使 UNNEST 生成另一个整数类型的列,包含与每一个元素关联的位置。
The input parameter named "P1" is of data type integer, the other input parameter "P2" is of type character.
输入参数 “P1” 的数据类型是整型,另一个输入参数 “P2” 的数据类型是字符型。
So this declares an integer, a variable of type int called I, 0 and initializes it to zero.
所以这里声明了一个整型数,一个叫做I的整型变量,把它初始化为。
So this line here declares a variable, just storage space called "x" and it's of type "int," which means an integer has to go in it.
这里的这条线声明了一个变量,一个叫做“x“的存储空间,它的类型是“int“,意思是里面存储的是整数型的数据。
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