mysql對應java的資料型別
阿新 • • 發佈：2018-11-21
下面我給出MYSQL型別與JAVA型別對應表,希望能夠幫到您:
| 型別名稱 | 顯示長度 | 資料庫型別 | JAVA型別 | JDBC型別索引(int) |
| VARCHAR | L+N | VARCHAR | java.lang.String | 12 |
| CHAR | N | CHAR | java.lang.String | 1 |
| BLOB | L+N | BLOB | java.lang.byte[] | -4 |
| TEXT | 65535 | VARCHAR | java.lang.String | -1 |
| INTEGER | 4 | INTEGER UNSIGNED | java.lang.Long | 4 |
| TINYINT | 3 | TINYINT UNSIGNED | java.lang.Integer | -6 |
| SMALLINT | 5 | SMALLINT UNSIGNED | java.lang.Integer | 5 |
| MEDIUMINT | 8 | MEDIUMINT UNSIGNED | java.lang.Integer | 4 |
| BIT | 1 | BIT | java.lang.Boolean | -7 |
| BIGINT | 20 | BIGINT UNSIGNED | java.math.BigInteger | -5 |
| FLOAT | 4+8 | FLOAT | java.lang.Float | 7 |
| DOUBLE | 22 | DOUBLE | java.lang.Double | 8 |
| DECIMAL | 11 | DECIMAL | java.math.BigDecimal | 3 |
| BOOLEAN | 1 | 同TINYINT | ||
| ID | 11 | PK (INTEGER UNSIGNED) | java.lang.Long | 4 |
| DATE | 10 | DATE | java.sql.Date | 91 |
| TIME | 8 | TIME | java.sql.Time | 92 |
| DATETIME | 19 | DATETIME | java.sql.Timestamp | 93 |
| TIMESTAMP | 19 | TIMESTAMP | java.sql.Timestamp | 93 |
| YEAR | 4 | YEAR | java.sql.Date | 91 |