The specific difference is to open the sqlserver f 1 input data type and have a look.
Question 2: What data type should be selected for data with more text content? You'd better keep it in the database. No matter what type it is, it is a string after it is taken out. Text can be stored as a byte[] array. For the conversion between byte[] and string, please use the GetString () and GetBytes () methods of the system. Text. Encoding object. = = = = = = = = = = = = = = = = = = = There is no difference between them in terms of transmission speed. Because the server and browser are transmitted through TCP connection, the transmission is actually transmitted in bytes.
What does it mean that the data type statement of Chinese characters in question sql is invalid?
Question 4: What is the data type of letters? character type
Question 5: How do the data types in the database define some variables that are words? For example, a name can be defined as a string, as follows:
String name = "first name string str =123; String ss = aldf
Question 6: What is the Chinese for 6:SQL server data types? Binary data type.
Bit integer
character type
Cursor special data type
Date time date time type
Decimal exact number type
Floating-point approximate numerical type
Image binary data type
Int integer
Currency currency type
Nchar unified coding character type
Unicode character type
Numeric exact numeric type
Unicode character type
Real approximate numerical Smalldatetime date time type
* * * All integers
*** allmoney Currency Type
Text character type
Time stamp special data type
Tinyint integer
Unique identifier special data type
Varbinary binary data type
Varchar character type
Question: Are Chinese characters in java of string type? The characters in a string have nothing to do with the country in which they were written. In java, all internal codes are encoded in unicode.
There is no question of forced conversion.
The premise of type conversion is that the data types are inconsistent.
A string is a string. Where do I need to switch?
Question: What data type is the best for sql to store Chinese characters and English? Nvarchar( 1000) is not worried about wasting space because of its variable length.
Question: What data type is the best for sql to store Chinese characters and English? If it is the varchar2 type suggested by oracle.
Question 10: What kind of fields should be defined when inserting Chinese characters? If the names are all Chinese characters, use NVARCAR. If English is included, varchar is used. Open sqlserver f 1 and enter the data type.