@Override public ParseNode createNode(List<ParseNode> children) { return NODE_FACTORY.isNull(children.get(0), node.isNegate()); } });
@Override public ParseNode visitLeave(InParseNode node, List<ParseNode> l) throws SQLException { boolean isTopNode = topNode == node; if (isTopNode) { topNode = null; } SubqueryParseNode subqueryNode = (SubqueryParseNode) l.get(1); SelectStatement subquery = fixSubqueryStatement(subqueryNode.getSelectNode()); String rhsTableAlias = ParseNodeFactory.createTempAlias(); List<AliasedNode> selectNodes = fixAliasedNodes(subquery.getSelect(), true); subquery = NODE_FACTORY.select(subquery, !node.isSubqueryDistinct(), selectNodes); ParseNode onNode = getJoinConditionNode(l.get(0), selectNodes, rhsTableAlias); TableNode rhsTable = NODE_FACTORY.derivedTable(rhsTableAlias, subquery); JoinType joinType = isTopNode ? (node.isNegate() ? JoinType.Anti : JoinType.Semi) : JoinType.Left; ParseNode ret = isTopNode ? null : NODE_FACTORY.isNull(NODE_FACTORY.column(NODE_FACTORY.table(null, rhsTableAlias), selectNodes.get(0).getAlias(), null), !node.isNegate()); tableNode = NODE_FACTORY.join(joinType, tableNode, rhsTable, onNode, false); return ret; }
TableNode rhsTable = NODE_FACTORY.derivedTable(rhsTableAlias, subquery); JoinType joinType = isTopNode ? (node.isNegate() ? JoinType.Anti : JoinType.Semi) : JoinType.Left; ParseNode ret = isTopNode ? null : NODE_FACTORY.isNull(NODE_FACTORY.column(NODE_FACTORY.table(null, rhsTableAlias), selectNodes.get(0).getAlias(), null), !node.isNegate()); tableNode = NODE_FACTORY.join(joinType, tableNode, rhsTable, onNode, false);
if ( state.backtracking==0 ) {ret = factory.isNull(l,n!=null); }
@Override public ParseNode createNode(List<ParseNode> children) { return NODE_FACTORY.isNull(children.get(0), node.isNegate()); } });
@Override public ParseNode createNode(List<ParseNode> children) { return NODE_FACTORY.isNull(children.get(0), node.isNegate()); } });
@Override public ParseNode visitLeave(InParseNode node, List<ParseNode> l) throws SQLException { boolean isTopNode = topNode == node; if (isTopNode) { topNode = null; } SubqueryParseNode subqueryNode = (SubqueryParseNode) l.get(1); SelectStatement subquery = fixSubqueryStatement(subqueryNode.getSelectNode()); String rhsTableAlias = ParseNodeFactory.createTempAlias(); List<AliasedNode> selectNodes = fixAliasedNodes(subquery.getSelect(), true); subquery = NODE_FACTORY.select(subquery, !node.isSubqueryDistinct(), selectNodes); ParseNode onNode = getJoinConditionNode(l.get(0), selectNodes, rhsTableAlias); TableNode rhsTable = NODE_FACTORY.derivedTable(rhsTableAlias, subquery); JoinType joinType = isTopNode ? (node.isNegate() ? JoinType.Anti : JoinType.Semi) : JoinType.Left; ParseNode ret = isTopNode ? null : NODE_FACTORY.isNull(NODE_FACTORY.column(NODE_FACTORY.table(null, rhsTableAlias), selectNodes.get(0).getAlias(), null), !node.isNegate()); tableNode = NODE_FACTORY.join(joinType, tableNode, rhsTable, onNode, false); return ret; }
@Override public ParseNode visitLeave(InParseNode node, List<ParseNode> l) throws SQLException { boolean isTopNode = topNode == node; if (isTopNode) { topNode = null; } SubqueryParseNode subqueryNode = (SubqueryParseNode) l.get(1); SelectStatement subquery = fixSubqueryStatement(subqueryNode.getSelectNode()); String rhsTableAlias = ParseNodeFactory.createTempAlias(); List<AliasedNode> selectNodes = fixAliasedNodes(subquery.getSelect(), true); subquery = NODE_FACTORY.select(subquery, !node.isSubqueryDistinct(), selectNodes); ParseNode onNode = getJoinConditionNode(l.get(0), selectNodes, rhsTableAlias); TableNode rhsTable = NODE_FACTORY.derivedTable(rhsTableAlias, subquery); JoinType joinType = isTopNode ? (node.isNegate() ? JoinType.Anti : JoinType.Semi) : JoinType.Left; ParseNode ret = isTopNode ? null : NODE_FACTORY.isNull(NODE_FACTORY.column(NODE_FACTORY.table(null, rhsTableAlias), selectNodes.get(0).getAlias(), null), !node.isNegate()); tableNode = NODE_FACTORY.join(joinType, tableNode, rhsTable, onNode, false); return ret; }
TableNode rhsTable = NODE_FACTORY.derivedTable(rhsTableAlias, subquery); JoinType joinType = isTopNode ? (node.isNegate() ? JoinType.Anti : JoinType.Semi) : JoinType.Left; ParseNode ret = isTopNode ? null : NODE_FACTORY.isNull(NODE_FACTORY.column(NODE_FACTORY.table(null, rhsTableAlias), selectNodes.get(0).getAlias(), null), !node.isNegate()); tableNode = NODE_FACTORY.join(joinType, tableNode, rhsTable, onNode, false);
TableNode rhsTable = NODE_FACTORY.derivedTable(rhsTableAlias, subquery); JoinType joinType = isTopNode ? (node.isNegate() ? JoinType.Anti : JoinType.Semi) : JoinType.Left; ParseNode ret = isTopNode ? null : NODE_FACTORY.isNull(NODE_FACTORY.column(NODE_FACTORY.table(null, rhsTableAlias), selectNodes.get(0).getAlias(), null), !node.isNegate()); tableNode = NODE_FACTORY.join(joinType, tableNode, rhsTable, onNode, false);
if ( state.backtracking==0 ) {ret = factory.isNull(l,n!=null); }
if ( state.backtracking==0 ) {ret = factory.isNull(l,n!=null); }