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public interface ResultSetStatistics
The ResultSetStatistics interface is used to provide run time statistics information on a specific ResultSet.
This interface extends Formatable so that all objects which implement this interface can be easily saved to the database.
Method Summary | |
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double |
getEstimatedRowCount()
Get the estimated row count for the number of rows returned by the associated query or statement. |
java.lang.String |
getScanStatisticsText(java.lang.String tableName,
int depth)
Return information on the scan nodes from the statement execution plan as a String. |
java.lang.String |
getStatementExecutionPlanText(int depth)
Return the statement execution plan as a String. |
Methods inherited from interface org.apache.derby.iapi.sql.execute.xplain.XPLAINable |
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accept, getResultSetDescriptor, getResultSetTimingsDescriptor, getRSXplainDetails, getRSXplainType, getScanPropsDescriptor, getSortPropsDescriptor |
Method Detail |
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java.lang.String getStatementExecutionPlanText(int depth)
depth
- Indentation level.
java.lang.String getScanStatisticsText(java.lang.String tableName, int depth)
depth
- Indentation level.tableName
- if not NULL then return information for this table only
double getEstimatedRowCount()
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Built on Thu 2012-03-29 21:53:33+0000, from revision ??? | ||||||||
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