How do you find the length of an integer in MySQL?

What is the length of integer in MySQL?

Table 11.1 Required Storage and Range for Integer Types Supported by MySQL

Type Storage (Bytes) Maximum Value Signed
SMALLINT 2 32767
MEDIUMINT 3 8388607
INT 4 2147483647
BIGINT 8 263-1

How do you find the length of a number in MySQL?

You are looking for CHAR_LENGTH() to get the number of characters in a string. For multi-byte charsets LENGTH() will give you the number of bytes the string occupies, while CHAR_LENGTH() will return the number of characters.

How do I find the length of a table in MySQL?

SELECT COUNT(*) FROM fooTable; will count the number of rows in the table.

What is data length in MySQL?

DATA_LENGTH is the length (or size) of all data in the table (in bytes ).

What does Int 4 mean in MySQL?

For example, INT(4) specifies an INT with a display width of four digits. This optional display width may be used by applications to display integer values having a width less than the width specified for the column by left-padding them with spaces.

What does TinyInt 4 mean?

255 unsigned. M is the display width. M indicates the maximum display width for integer types. … So realistically TinyInt(3) unsigned is sufficient to display the max value of 255 . Whereas TinyInt(4) is need to display -128 for instance.

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How do I get maximum length of a string in SQL?

Use the built-in functions for length and max on the description column: SELECT MAX(LEN(DESC)) FROM table_name; Note that if your table is very large, there can be performance issues.

How do I find the shortest length in SQL?

“how to find shortest and longest name in sql” Code Answer

  1. # IN the example below, “CITY” is the filed, “STATION” is the Table.
  5. UNION.
  8. ORDER BY.

How do you find length in SQL?

LENGTH() Function in MySQL

  1. LENGTH() : This function in MySQL is used to find the string length which is of type bytes.
  2. Features :
  3. Syntax : LENGTH(string)
  4. Parameters : This method accepts only one parameter.
  5. Returns : It returns the string length which is of type bytes.
  6. Example-1 : …
  7. Output : 13.
  8. Example-2 :

What is the maximum size of MySQL database?

A database should not contain more than 1,000 tables; Each individual table should not exceed 1 GB in size or 20 million rows; The total size of all the tables in a database should not exceed 2 GB.