Examples of org.datanucleus.store.rdbms.sql.SQLStatement.select()

Class org.datanucleus.store.rdbms.sql.SQLStatement

Examples of org.datanucleus.store.rdbms.sql.SQLStatement.select()

org.datanucleus.store.rdbms.sql.SQLStatement.select()
Select an expression. This will be used when adding aggregates to the select clause (e.g "COUNT(*)"). @param expr The expression to add to the select statement @param alias Optional alias for this selected expression @return The index(es) of the expression in the select

            if (valCmd == null)
            {
                subStmt = new SQLStatement(stmt, storeMgr, keyTbl, null, null);
                subStmt.setClassLoaderResolver(clr);
                JavaTypeMapping oneMapping = storeMgr.getMappingManager().getMapping(Integer.class);
                subStmt.select(exprFactory.newLiteral(subStmt, oneMapping, 1), null);


                // Restrict to map owner (on key table)
                SQLExpression ownerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), ownerMapping);
                SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, mapExpr.getSQLTable(),
                    mapExpr.getSQLTable().getTable().getIdMapping());

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            {
                DatastoreClass valTbl = storeMgr.getDatastoreClass(mmd.getMap().getValueType(), clr);
                subStmt = new SQLStatement(stmt, storeMgr, valTbl, null, null);
                subStmt.setClassLoaderResolver(clr);
                JavaTypeMapping oneMapping = storeMgr.getMappingManager().getMapping(Integer.class);
                subStmt.select(exprFactory.newLiteral(subStmt, oneMapping, 1), null);


                // Join to key table
                SQLTable keySqlTbl = subStmt.innerJoin(subStmt.getPrimaryTable(), valTbl.getIdMapping(),
                    keyTbl, null, keyTbl.getMemberMapping(keyValMmd), null, null);

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        }


        SQLStatement subStmt = new SQLStatement(stmt, storeMgr, mapTbl, null, null);
        subStmt.setClassLoaderResolver(clr);
        SQLExpression valExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), valMapping);
        subStmt.select(valExpr, null);


        // Link to primary statement
        SQLExpression elementOwnerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(),
            ownerMapping);
        SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, mapExpr.getSQLTable(),

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            {
                // Map<Non-PC, ?>
                subStmt = new SQLStatement(stmt, storeMgr, joinTbl, null, null);
                subStmt.setClassLoaderResolver(clr);
                JavaTypeMapping oneMapping = storeMgr.getMappingManager().getMapping(Integer.class);
                subStmt.select(exprFactory.newLiteral(subStmt, oneMapping, 1), null);


                // Restrict to map owner
                JavaTypeMapping ownerMapping = ((JoinTable)joinTbl).getOwnerMapping();
                SQLExpression ownerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), ownerMapping);
                SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, mapExpr.getSQLTable(),

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                // Map<PC, ?>
                DatastoreClass keyTbl = storeMgr.getDatastoreClass(mmd.getMap().getKeyType(), clr);
                subStmt = new SQLStatement(stmt, storeMgr, keyTbl, null, null);
                subStmt.setClassLoaderResolver(clr);
                JavaTypeMapping oneMapping = storeMgr.getMappingManager().getMapping(Integer.class);
                subStmt.select(exprFactory.newLiteral(subStmt, oneMapping, 1), null);


                // Join to join table
                SQLTable joinSqlTbl = subStmt.innerJoin(subStmt.getPrimaryTable(), keyTbl.getIdMapping(),
                    joinTbl, null, joinTbl.getKeyMapping(), null, null);

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            if (keyCmd == null)
            {
                subStmt = new SQLStatement(stmt, storeMgr, valTbl, null, null);
                subStmt.setClassLoaderResolver(clr);
                JavaTypeMapping oneMapping = storeMgr.getMappingManager().getMapping(Integer.class);
                subStmt.select(exprFactory.newLiteral(subStmt, oneMapping, 1), null);


                // Restrict to map owner (on value table)
                SQLExpression ownerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), ownerMapping);
                SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, mapExpr.getSQLTable(),
                    mapExpr.getSQLTable().getTable().getIdMapping());

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            {
                DatastoreClass keyTbl = storeMgr.getDatastoreClass(mmd.getMap().getKeyType(), clr);
                subStmt = new SQLStatement(stmt, storeMgr, keyTbl, null, null);
                subStmt.setClassLoaderResolver(clr);
                JavaTypeMapping oneMapping = storeMgr.getMappingManager().getMapping(Integer.class);
                subStmt.select(exprFactory.newLiteral(subStmt, oneMapping, 1), null);


                // Join to value table
                SQLTable valSqlTbl = subStmt.innerJoin(subStmt.getPrimaryTable(), keyTbl.getIdMapping(),
                    valTbl, null, valTbl.getMemberMapping(valKeyMmd), null, null);

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            }


            subStmt = new SQLStatement(stmt, storeMgr, keyTbl, null, null);
            subStmt.setClassLoaderResolver(clr);
            JavaTypeMapping oneMapping = storeMgr.getMappingManager().getMapping(Integer.class);
            subStmt.select(exprFactory.newLiteral(subStmt, oneMapping, 1), null);


            // Restrict to map owner (on key table)
            SQLExpression ownerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), ownerMapping);
            SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, mapExpr.getSQLTable(),
                mapExpr.getSQLTable().getTable().getIdMapping());

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        }


        SQLStatement subStmt = new SQLStatement(stmt, storeMgr, listTbl, null, null);
        subStmt.setClassLoaderResolver(clr);
        SQLExpression valExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), elemMapping);
        subStmt.select(valExpr, null);


        // Link to primary statement
        SQLExpression elementOwnerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(),
            ownerMapping);
        SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, listExpr.getSQLTable(),

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        ClassLoaderResolver clr = storeMgr.getNucleusContext().getClassLoaderResolver(null);
        SQLStatement sqlStatement = new SQLStatement(storeMgr, table, null, null);
        mappingDefinition = new StatementClassMapping();
        SQLExpressionFactory exprFactory = storeMgr.getSQLExpressionFactory();
        JavaTypeMapping m = storeMgr.getMappingManager().getMapping(Integer.class);
        sqlStatement.select(exprFactory.newLiteral(sqlStatement, m, 1), null);


        // Add WHERE clause restricting to the identity of an object
        AbstractClassMetaData cmd = storeMgr.getMetaDataManager().getMetaDataForClass(table.getType(), clr);


        int inputParamNum = 1;

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