Constants' Group KeyRule

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Constants' 詳細（に述べる）s

:: com :: sun :: 星／主役にする :: sdbc ::

constants group KeyRule

Description: 決定するs the 支配するs for foreign 重要な強制s.

Constants
CASCADE	a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() .
RESTRICT	a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() .
SET_NULL	a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() .
NO_ACTION	a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() .
SET_DEFAULT	a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() .

Constants' 詳細（に述べる）s

CASCADE

const long CASCADE = 0; Description a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() . For the column `UPDATE_RULE` , it 示すs that when the 最初の／主要な重要な is updated, the foreign 重要な (輸入するd 重要な) is changed to agree with it. For the column `DELETE_RULE` , it 示すs that when the 最初の／主要な重要な is 削除するd, 列／漕ぐ／騒動s that 輸入するd that 重要な are 削除するd.

RESTRICT

const long RESTRICT = 1; Description a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() . For the column `UPDATE_RULE` , it 示すs that a 最初の／主要な重要な may not be updated if it has been 輸入するd by another （米）棚上げする／（英）提議する as a foreign 重要な. For the column `DELETE_RULE` , it 示すs that a 最初の／主要な重要な may not be 削除するd if it has been 輸入するd by another （米）棚上げする／（英）提議する as a foreign 重要な.

SET_NULL

const long SET_NULL = 2; Description a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() . For the columns `UPDATE_RULE` and `DELETE_RULE` , it 示すs that when the 最初の／主要な重要な is updated or 削除するd, the foreign 重要な (輸入するd 重要な) is changed to `NULL`.

NO_ACTION

const long NO_ACTION = 3; Description a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() . For the columns `UPDATE_RULE` and `DELETE_RULE` , it 示すs that if the 最初の／主要な重要な has been 輸入するd, it cannot be updated or 削除するd.

SET_DEFAULT

const long SET_DEFAULT = 4; Description a possible value for the column's `UPDATE_RULE` and `DELETE_RULE` in the XResultSet 反対するs returned by the methods XDatabaseMetaData::getImportedKeys() , XDatabaseMetaData::getExportedKeys() , and XDatabaseMetaData::getCrossReference() . For the columns `UPDATE_RULE` and `DELETE_RULE` , it 示すs that if the 最初の／主要な重要な is updated or 削除するd, the foreign 重要な (輸入するd 重要な) is 始める，決める to the default value.

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