public class SimpleResult extends Object implements ResultInterface, ResultTarget
| 构造器和说明 |
|---|
SimpleResult()
Creates new instance of simple result.
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SimpleResult(String schemaName,
String tableName)
Creates new instance of simple result.
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| 限定符和类型 | 方法和说明 |
|---|---|
void |
addColumn(String alias,
String columnName,
int columnType,
long columnPrecision,
int columnScale)
Add column to the result.
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void |
addColumn(String alias,
String columnName,
TypeInfo columnType)
Add column to the result.
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void |
addColumn(String columnName,
TypeInfo columnType)
Add column to the result.
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void |
addRow(Value... values)
Add the row to the result set.
|
void |
close()
Close the result and delete any temporary files
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SimpleResult |
createShallowCopy(Session targetSession)
Create a shallow copy of the result set.
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Value[] |
currentRow()
Get the current row.
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String |
getAlias(int i)
Get the column alias name for the column.
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String |
getColumnName(int i)
Get the column name.
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TypeInfo |
getColumnType(int i)
Get the column data type.
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int |
getFetchSize()
Get the current fetch size for this result set.
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int |
getNullable(int i)
Check if this column is nullable.
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long |
getRowCount()
Get the number of rows in this object.
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long |
getRowId()
Get the current row id, starting with 0
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String |
getSchemaName(int i)
Get the schema name for the column, if one exists.
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String |
getTableName(int i)
Get the table name for the column, if one exists.
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int |
getVisibleColumnCount()
Get the number of visible columns.
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boolean |
hasNext()
Check if this result has more rows to fetch.
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boolean |
isAfterLast()
Check if the current position is after last row.
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boolean |
isClosed()
Check if this result set is closed.
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boolean |
isIdentity(int i)
Check if this is an identity column.
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boolean |
isLazy()
Check if this a lazy execution result.
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void |
limitsWereApplied()
A hint that sorting, offset and limit may be ignored by this result
because they were applied during the query.
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boolean |
needToClose()
Check if this result set should be closed, for example because it is
buffered using a temporary file.
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boolean |
next()
Go to the next row.
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void |
reset()
Go to the beginning of the result, that means
before the first row.
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void |
setFetchSize(int fetchSize)
Set the fetch size for this result set.
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void |
sortRows(Comparator<? super Value[]> comparator)
Sort rows in the list.
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public void addColumn(String alias, String columnName, int columnType, long columnPrecision, int columnScale)
alias - Column's alias.columnName - Column's name.columnType - Column's value type.columnPrecision - Column's precision.columnScale - Column's scale.public void addColumn(String columnName, TypeInfo columnType)
columnName - Column's name.columnType - Column's type.public void addColumn(String alias, String columnName, TypeInfo columnType)
alias - Column's alias.columnName - Column's name.columnType - Column's type.public void addRow(Value... values)
ResultTargetaddRow 在接口中 ResultTargetvalues - the valuespublic void reset()
ResultInterfacereset 在接口中 ResultInterfacepublic Value[] currentRow()
ResultInterfacecurrentRow 在接口中 ResultInterfacepublic boolean next()
ResultInterfacenext 在接口中 ResultInterfacepublic long getRowId()
ResultInterfacegetRowId 在接口中 ResultInterfacepublic boolean isAfterLast()
ResultInterfaceisAfterLast 在接口中 ResultInterfacepublic int getVisibleColumnCount()
ResultInterfacegetVisibleColumnCount 在接口中 ResultInterfacepublic long getRowCount()
ResultInterfacegetRowCount 在接口中 ResultInterfacegetRowCount 在接口中 ResultTargetpublic boolean hasNext()
ResultInterfacehasNext 在接口中 ResultInterfacepublic boolean needToClose()
ResultInterfaceneedToClose 在接口中 ResultInterfacepublic void close()
ResultInterfaceclose 在接口中 AutoCloseableclose 在接口中 ResultInterfacepublic String getAlias(int i)
ResultInterfacegetAlias 在接口中 ResultInterfacei - the column number (starting with 0)public String getSchemaName(int i)
ResultInterfacegetSchemaName 在接口中 ResultInterfacei - the column number (starting with 0)public String getTableName(int i)
ResultInterfacegetTableName 在接口中 ResultInterfacei - the column number (starting with 0)public String getColumnName(int i)
ResultInterfacegetColumnName 在接口中 ResultInterfacei - the column number (starting with 0)public TypeInfo getColumnType(int i)
ResultInterfacegetColumnType 在接口中 ResultInterfacei - the column number (starting with 0)public boolean isIdentity(int i)
ResultInterfaceisIdentity 在接口中 ResultInterfacei - the column number (starting with 0)public int getNullable(int i)
ResultInterfacegetNullable 在接口中 ResultInterfacei - the column number (starting with 0)public void setFetchSize(int fetchSize)
ResultInterfacesetFetchSize 在接口中 ResultInterfacefetchSize - the new fetch sizepublic int getFetchSize()
ResultInterfacegetFetchSize 在接口中 ResultInterfacepublic boolean isLazy()
ResultInterfaceisLazy 在接口中 ResultInterfacepublic boolean isClosed()
ResultInterfaceisClosed 在接口中 ResultInterfacepublic SimpleResult createShallowCopy(Session targetSession)
ResultInterfacecreateShallowCopy 在接口中 ResultInterfacetargetSession - the session of the copypublic void limitsWereApplied()
ResultTargetlimitsWereApplied 在接口中 ResultTargetpublic void sortRows(Comparator<? super Value[]> comparator)
comparator - the comparatorCopyright © 2022. All rights reserved.