(HyperSQL DataBase) is a SQL relational database engine written in Java. It supports nearly full ANSI-92 SQL (BNF format) and full core SQL:2008.
| QueryExpression.java (hsqldb-2.6.0) | : | QueryExpression.java (hsqldb-2.6.1) |
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| | |
| skipping to change at line 58 | | skipping to change at line 58 |
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| import org.hsqldb.persist.PersistentStore; | | import org.hsqldb.persist.PersistentStore; |
| import org.hsqldb.result.Result; | | import org.hsqldb.result.Result; |
| import org.hsqldb.result.ResultMetaData; | | import org.hsqldb.result.ResultMetaData; |
| import org.hsqldb.types.Type; | | import org.hsqldb.types.Type; |
| import org.hsqldb.types.Types; | | import org.hsqldb.types.Types; |
| | |
| /** | | /** |
| * Implementation of an SQL query expression | | * Implementation of an SQL query expression |
| * | | * |
| * @author Fred Toussi (fredt@users dot sourceforge.net) | | * @author Fred Toussi (fredt@users dot sourceforge.net) |
|
| * @version 2.6.0 | | * @version 2.6.1 |
| * @since 1.9.0 | | * @since 1.9.0 |
| */ | | */ |
| public class QueryExpression implements RangeGroup { | | public class QueryExpression implements RangeGroup { |
| | |
| public static final int NOUNION = 0, | | public static final int NOUNION = 0, |
| UNION = 1, | | UNION = 1, |
| UNION_ALL = 2, | | UNION_ALL = 2, |
| INTERSECT = 3, | | INTERSECT = 3, |
| INTERSECT_ALL = 4, | | INTERSECT_ALL = 4, |
| EXCEPT_ALL = 5, | | EXCEPT_ALL = 5, |
| EXCEPT = 6, | | EXCEPT = 6, |
| UNION_TERM = 7; | | UNION_TERM = 7; |
| | |
| // | | // |
| int columnCount; | | int columnCount; |
| QueryExpression leftQueryExpression; | | QueryExpression leftQueryExpression; |
| QueryExpression rightQueryExpression; | | QueryExpression rightQueryExpression; |
|
| SortAndSlice sortAndSlice; | | public SortAndSlice sortAndSlice; |
| private int unionType; | | private int unionType; |
| private boolean unionCorresponding; | | private boolean unionCorresponding; |
| private OrderedHashSet unionCorrespondingColumns; | | private OrderedHashSet unionCorrespondingColumns; |
| int[] unionColumnMap; | | int[] unionColumnMap; |
| Type[] unionColumnTypes; | | Type[] unionColumnTypes; |
| boolean isFullOrder; | | boolean isFullOrder; |
| | |
| // | | // |
| List unresolvedExpressions; | | List unresolvedExpressions; |
| | |
| | |
| skipping to change at line 114 | | skipping to change at line 114 |
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| boolean isUpdatable; | | boolean isUpdatable; |
| boolean isInsertable; | | boolean isInsertable; |
| boolean isCheckable; | | boolean isCheckable; |
| boolean isTopLevel; | | boolean isTopLevel; |
| boolean isRecursive; | | boolean isRecursive; |
| boolean isSingleRow; | | boolean isSingleRow; |
| boolean acceptsSequences; | | boolean acceptsSequences; |
| boolean isCorrelated; | | boolean isCorrelated; |
| boolean isTable; | | boolean isTable; |
| boolean isValueList; | | boolean isValueList; |
|
| | boolean lowerCaseResultIdentifier; |
| public TableBase resultTable; | | public TableBase resultTable; |
| public Index mainIndex; | | public Index mainIndex; |
| public Index fullIndex; | | public Index fullIndex; |
| public Index orderIndex; | | public Index orderIndex; |
| public Index idIndex; | | public Index idIndex; |
| | |
| // | | // |
| TableDerived recursiveWorkTable; | | TableDerived recursiveWorkTable; |
| TableDerived recursiveResultTable; | | TableDerived recursiveResultTable; |
| RecursiveQuerySettings recursiveSettings; | | RecursiveQuerySettings recursiveSettings; |
| | |
| skipping to change at line 1195 | | skipping to change at line 1196 |
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| int resultRangePosition) { | | int resultRangePosition) { |
| | |
| leftQueryExpression.replaceExpressions(expressions, | | leftQueryExpression.replaceExpressions(expressions, |
| resultRangePosition); | | resultRangePosition); |
| rightQueryExpression.replaceExpressions(expressions, | | rightQueryExpression.replaceExpressions(expressions, |
| resultRangePosition); | | resultRangePosition); |
| } | | } |
| | |
| public void setAsExists() {} | | public void setAsExists() {} |
| | |
|
| | public void setLowerCaseResultIdentifer() { |
| | lowerCaseResultIdentifier = true; |
| | } |
| | |
| static class RecursiveQuerySettings { | | static class RecursiveQuerySettings { |
| | |
| static final int none = 0; | | static final int none = 0; |
| static final int depthFirst = 1; | | static final int depthFirst = 1; |
| static final int breadthFirst = 2; | | static final int breadthFirst = 2; |
| static final int findCycle = 1; | | static final int findCycle = 1; |
| int searchOrderType; | | int searchOrderType; |
| SortAndSlice searchOrderSort; | | SortAndSlice searchOrderSort; |
| ColumnSchema searchOrderSetColumn; | | ColumnSchema searchOrderSetColumn; |
| int cycle; | | int cycle; |
| | | |
| End of changes. 4 change blocks. |
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| 2 lines changed or deleted | | 7 lines changed or added |
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