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Difference between revisions of "MySQL"
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m
→Data Types: Added "Numbers"
m (→Insert / Update Rows: Added Syntax Highlight) |
m (→Data Types: Added "Numbers") |
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To set a field to NULL, use NULL without any quotes eg... | To set a field to NULL, use NULL without any quotes eg... | ||
<source lang="mysql">INSERT INTO table (col1, col2) VALUES ('data1', NULL); </source> | <source lang="mysql">INSERT INTO table (col1, col2) VALUES ('data1', NULL); </source> | ||
=== Numbers === | |||
<code> BOOL </code> and <code> BOOLEAN </code> are synonyms for <code> TINYINT(1) </code>. | |||
{|cellpadding="2" cellspacing="0" border="1" | |||
! Type !! Bytes !! Min !! Max | |||
|- | |||
| <code> TINYINT </code> || 1 || -128 || 127 | |||
|- | |||
| <code> TINYINT UNSIGNED </code> || 1 || 0 || 255 | |||
|- | |||
| <code> SMALLINT </code> || 2 || -32768 || 32767 | |||
|- | |||
| <code> SMALLINT UNSIGNED </code> || 2 || 0 || 65535 | |||
|- | |||
| <code> MEDIUMINT </code> || 3 || -8388608 || 8388607 | |||
|- | |||
| <code> MEDIUMINT UNSIGNED </code> || 3 || 0 || 16777215 | |||
|- | |||
| <code> INT </code> || 4 || -2147483648 || 2147483647 | |||
|- | |||
| <code> INT UNSIGNED </code> || 4 || 0 || 4294967295 | |||
|- | |||
| <code> BIGINT </code> || 8 || -9223372036854775808 || 9223372036854775807 | |||
|- | |||
| <code> BIGINT UNSIGNED </code> || 8 || 0 || 18446744073709551615 | |||
|} | |||
=== IP Addresses === | === IP Addresses === | ||