WebThe string data types are CHAR , VARCHAR , BINARY , VARBINARY , BLOB , TEXT , ENUM, and SET . For information about storage requirements of the string data types, … WebMySQL supports all standard SQL numeric data types. These types include the exact numeric data types ( INTEGER , SMALLINT , DECIMAL, and NUMERIC ), as well as the …
MySQL笔记(九)-索引 - 知乎
WebMySQL Numeric Data Types. BIT (Size) It is used for a bit-value type. The number of bits per value is specified in size. Its size can be 1 to 64. The default value is 1. INT (size) It is used for the integer value. Its signed range varies from -2147483648 to 2147483647 and unsigned range varies from 0 to 4294967295. WebMySQL LONGTEXT is a data type used to store longer text data. Syntax The syntax for LONGTEXT is as follows: LONGTEXT Use Cases LONGTEXT is suitable for storing large text data, such as articles, blog content, comments, logs, and so on. chislehurst war memorial
MySQL :: MySQL 5.7 Reference Manual :: 11.3 String Data Types
WebThe string data types are CHAR , VARCHAR , BINARY , VARBINARY , BLOB , TEXT , ENUM, and SET . For information about storage requirements of the string data types, see Section 11.7, “Data Type Storage Requirements” . For descriptions of functions that operate on string values, see Section 12.8, “String Functions and Operators” . PREV HOME UP … WebIntroduction to MySQL MEDIUMINT Data Type. MEDIUMINT is a type of integer in MySQL. It occupies 3 bytes of storage and can store signed integers ranging from -8388608 to 8388607. Using MEDIUMINT type can save space compared to INT type and it is also faster. It is typically used in integer fields where space is a concern. WebOct 29, 2008 · SHA-256 generates a 256-bit hash value. You can use CHAR (64) or BINARY (32) SHA-384 generates a 384-bit hash value. You can use CHAR (96) or BINARY (48) SHA-512 generates a 512-bit hash value. You can use CHAR (128) or BINARY (64) BCrypt generates an implementation-dependent 448-bit hash value. graph on a line