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mysql与java数据类型对照
类型名称 | 显示长度 | 数据库类型 | JAVA类型 | JDBC类型索引(int) | 描述 |
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VARCHAR | L+N | VARCHAR | java.lang.String | 12 |
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CHAR | N | CHAR | java.lang.String | 1 |
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BLOB | L+N | BLOB | java.lang.byte[] | -4 |
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TEXT | 65535 | VARCHAR | java.lang.String | -1 |
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INTEGER | 4 | INTEGER UNSIGNED | java.lang.Long | 4 |
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TINYINT | 3 | TINYINT UNSIGNED | java.lang.Integer | -6 |
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SMALLINT | 5 | SMALLINT UNSIGNED | java.lang.Integer | 5 |
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MEDIUMINT | 8 | MEDIUMINT UNSIGNED | java.lang.Integer | 4 |
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BIT | 1 | BIT | java.lang.Boolean | -7 |
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BIGINT | 20 | BIGINT UNSIGNED | java.math.BigInteger | -5 |
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FLOAT | 4+8 | FLOAT | java.lang.Float | 7 |
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DOUBLE | 22 | DOUBLE | java.lang.Double | 8 |
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DECIMAL | 11 | DECIMAL | java.math.BigDecimal | 3 |
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BOOLEAN | 1 | 同TINYINT |
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ID | 11 | PK (INTEGER UNSIGNED) | java.lang.Long | 4 |
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DATE | 10 | DATE | java.sql.Date | 91 |
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TIME | 8 | TIME | java.sql.Time | 92 |
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DATETIME | 19 | DATETIME | java.sql.Timestamp | 93 |
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TIMESTAMP | 19 | TIMESTAMP | java.sql.Timestamp | 93 |
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YEAR | 4 | YEAR | java.sql.Date | 91 |
mysql与java数据类型对照