Examples of SqlNode

com.hp.hpl.jena.sdb.core.sqlnode.SqlNode
org.eigenbase.sql.SqlNode
A SqlNode is a SQL parse tree. It may be an {@link SqlOperator operator}, {@link SqlLiteral literal}, {@link SqlIdentifier identifier}, and so forth.
org.hibernate.hql.internal.ast.tree.SqlNode
A base AST node for the intermediate tree. User: josh Date: Dec 6, 2003 Time: 10:29:14 AM

Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode

    }
    
    @Override
    protected void buildValues()
    {
        SqlNode sqlNode = getSqlNode() ;
        for ( Var v : getProject() )
            sqlNode = insertValueGetter(request, sqlNode, v) ;
        setSqlNode(sqlNode) ;
    }

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode

        nTable.setValueColumnForVar(var, c2) ;
        // Condition for value: triple table column = node table id/hash 
        nTable.addNote("Var: "+var) ;


        SqlExpr cond = new S_Equal(c1, c2) ;
        SqlNode n = SqlBuilder.leftJoin(request, sqlNode, nTable, cond) ;
        return n ;
    }

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode

                // All variables.
                Collection<Var> tmp = OpVars.visibleVars(opSQL.getOriginal()) ;
                projectVars = new ArrayList<Var>(tmp) ;
            }


            SqlNode sqlNode = opSQL.getSqlNode() ;
            
            SQLBridgeFactory f = request.getStore().getSQLBridgeFactory() ;
            
            SQLBridge bridge = f.create(request, sqlNode, projectVars) ;
            bridge.build();

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode

        }


        private Op transformSlice(OpSlice opSlice, OpSQL opSQL)
        {
            // (slice X)
            SqlNode sqlSubOp = opSQL.getSqlNode() ;
            SqlNode n = SqlSelectBlock.slice(request, sqlSubOp, opSlice.getStart(), opSlice.getLength()) ;
            OpSQL x = new OpSQL(n, opSlice, request) ;
            x.setBridge(opSQL.getBridge()) ;
            return x ;
        }

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode

            if ( ! SDB_QC.isOpSQL(subOp) )
                // Can't cope - just pass the slice to the general superclass. 
                return super.transform(opSlice, opProject) ;


            OpSQL opSQL = (OpSQL)subOp ;
            SqlNode sqlSubOp = opSQL.getSqlNode() ;
            List<Var> pv = opProject.getVars() ;
            // Do as (slice X)
            SqlNode n = SqlSelectBlock.slice(request, sqlSubOp, opSlice.getStart(), opSlice.getLength()) ;
            // Put back project - as an OpProject to leave for the bridge.
            OpSQL x = new OpSQL(n, opProject, request) ;
            x.setBridge(opSQL.getBridge()) ;
            // Bridge will be set later.
            // Is OpProject needed?

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode

            if ( ! request.DistinctTranslation )
                return super.transform(opDistinct, subOp) ;
            
            if ( ! SDB_QC.isOpSQL(subOp) )
                return super.transform(opDistinct, subOp) ;
            SqlNode sqlSubOp = ((OpSQL)subOp).getSqlNode() ;
            SqlNode n = SqlSelectBlock.distinct(request, sqlSubOp) ;
            return new OpSQL(n, opDistinct, request) ; 
        }

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode


public class SqlStageList extends ArrayList<SqlStage>
{
    public SqlNode build(SDBRequest request, SlotCompiler slotCompiler)
    {
        SqlNode sqlNode = null ;
        // See QuadCompilerBase.compile
        for ( SqlStage s : this )
        {
            SqlNode sNode = s.build(request, slotCompiler) ;
            if ( sNode != null )
                sqlNode = SqlBuilder.innerJoin(request, sqlNode, sNode) ;
        }
        
        return sqlNode ;

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode


    @Override
    public Op transform(OpQuadPattern quadPattern)
    {
        QuadBlock qBlk = new QuadBlock(quadPattern) ;
        SqlNode node = quadBlockCompiler.compile(qBlk) ;
        return new OpSQL(node, quadPattern, request) ; 
    }

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode

        if ( true )
            return super.transform(opJoin, left, right) ;
        
        if ( ! SDB_QC.isOpSQL(left) || ! SDB_QC.isOpSQL(right) )
            return super.transform(opJoin, left, right) ;
        SqlNode sqlLeft = ((OpSQL)left).getSqlNode() ;
        SqlNode sqlRight = ((OpSQL)right).getSqlNode() ;
        
        // This is wrong.  If right is more than single triple pattern,
        // the generated SQL wil attempt to use NodeTable lookups from the
        // LHS but they are out of scope.

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Examples of com.hp.hpl.jena.sdb.core.sqlnode.SqlNode


        // Condition(s) in the left join.  Punt for now. 
        if ( opJoin.getExprs() != null )
            return super.transform(opJoin, left, right) ;
        
        SqlNode sqlLeft = ((OpSQL)left).getSqlNode() ;
        SqlNode sqlRight = ((OpSQL)right).getSqlNode() ;
        
        // Check for coalesce.
        // Do optional variables on the right appear only as optional variables on the left?


        Set<ScopeEntry> scopes = sqlLeft.getIdScope().findScopes() ;
        
        // Find optional-on-left
        Set<ScopeEntry> scopes2 = toSet(filter(scopes, ScopeEntry.OptionalFilter)) ;
        Set<Var> leftOptVars = toSet(map(scopes2, ScopeEntry.ToVar)) ;              // Vars from left optionals.
        
        if ( false )
        {
            Iter<ScopeEntry> iter = Iter.iter(scopes) ;
            Set<Var> leftOptVars_ = iter.filter(ScopeEntry.OptionalFilter).map(ScopeEntry.ToVar).toSet() ;
        }
        
        // Find optional-on-right (easier - it's all variables) 
        Set<Var> rightOptVars = sqlRight.getIdScope().getVars() ;
        
        // And finally, calculate the intersection of the two.
        // SetUtils extension - one side could be an iterator  
        Set<Var> coalesceVars = intersection(leftOptVars, rightOptVars) ;
        
        // Future simplification : LeftJoinClassifier.nonLinearVars 
//        if ( ! coalesceVars.equals(LeftJoinClassifier.nonLinearVars( opJoin.getLeft(), opJoin.getRight() )) )
//        { unexpected }
        
        if ( coalesceVars.size() > 0  ) 
        {
            String alias = request.genId(AliasesSql.CoalesceAliasBase) ;
            SqlNode sqlNode = SqlBuilder.leftJoinCoalesce(request, alias,
                                                  sqlLeft, sqlRight, 
                                                  coalesceVars) ;
            return new OpSQL(sqlNode, opJoin, request) ;
            
            // Punt

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