WebSMALLINT − A small integer that can be signed or unsigned. If signed, the allowable range is from -32768 to 32767. If unsigned, the allowable range is from 0 to 65535. You can specify a width of up to 5 digits. MEDIUMINT − A medium-sized integer that can be signed or unsigned. If signed, the allowable range is from -8388608 to 8388607. WebFeb 20, 2024 · In PostgreSQL, SMALLINT can also be declared as INT2. As shown in the table, smallint takes 2 bytes of storage to store any number in the range of -32768 to +32768. It is ideal for small integer numbers such as a number of categories (which can not exceed a thousand in most cases), age etc. Now let’s create a table having a smallint …
11.1.2 Integer Types (Exact Value) - INTEGER, INT, SMALLINT, TINYINT
WebNor does it prevent values wider than the column display width from being displayed correctly. For example, a column specified as SMALLINT (3) has the usual SMALLINT range of -32768 to 32767, and values outside the range permitted by three digits are displayed in full using more than three digits. WebApr 6, 2024 · 使用EXPLAIN关键字可以模拟优化器执行SQL语句,分析你的查询语句或是结构的性能瓶颈。 在 select 语句之前增加 explain 关键字,MySQL 会在查询上设置一个标记,执行查询会返回执行计划的信息,并不会执行这条SQL。 EXPLAIN返回字段 explain字段详解 1. id列 id表示查询语句的序号,自动分配,顺序递增,值越大,执行优先级越高。 id相同 … incarnation\u0027s 5n
Everything You Need to Know About MySQL SMALLINT
WebOct 30, 2024 · The SMALLINT data type has a range larger than the TINYINT but smaller than MEDIUMINT. It can store the signed values from -32768 to 32767. Whereas, the maximum unsigned value that can be stored in the SMALLINT type is 65535. Note that, if … WebAug 15, 2024 · MySQL supports the SQL standard integer types INTEGER (or INT) and SMALLINT. As an extension to the standard, MySQL also supports the integer types TINYINT, MEDIUMINT, and BIGINT. They have different sizes of storage and ranges of … Web16 rows · SMALLINT(size) A small integer. Signed range is from -32768 to 32767. … inclusive finance india awards