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Assist Rules

Rule	Description
RESULT rule	No effect in the query text but influences how result sets are fetched in specific scenarios.
DEFAULTRESULT rule	When multi-result or stored procedures return multiple result sets, use defaultResult to avoid configuring multiple RESULT rules.

RESULT Rule

RESULT has no effect on the query text but influences result handling in specific scenarios. Usage:

Usage

@{resultSet, key1 = value1, key2 = value2}

Supported scenarios:

• Stored procedure calls
• Multi-result
• Using PreparedMultipleResultSetExtractor or CallableMultipleResultSetExtractor to receive results.

Attributes:

Name	Type	Description
name	String	可选 Name of the OUT argument in the result set. When mode is INOUT, this can distinguish the names for input vs output.
javaType	Class	可选 Map cursor result sets to specific Java types; see Object Mapping.
rowMapper	RowMapper	可选 Same as above; see RowMapper.
rowHandler	RowCallbackHandler	可选 Same as above; see RowCallbackHandler.
extractor	ResultSetExtractor	可选 Same as above; see ResultSetExtractor.

DEFAULTRESULT Rule

DEFAULTRESULT also has no text effect but influences result handling in specific scenarios. Usage:

Usage

@{defaultResult, key1 = value1, key2 = value2}

Supported scenarios:

• Stored procedure calls
• Multi ResultSet
• Using PreparedMultipleResultSetExtractor or CallableMultipleResultSetExtractor to receive results.

Attributes:

Name	Type	Description
javaType	Class	可选 Map cursor result sets to specific Java types; see Object Mapping.
rowMapper	RowMapper	可选 Same as above; see RowMapper.
rowHandler	RowCallbackHandler	可选 Same as above; see RowCallbackHandler.
extractor	ResultSetExtractor	可选 Same as above; see ResultSetExtractor.