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

            JavaTypeMapping mapping =
                stmt.getRDBMSManager().getMappingManager().getMappingWithDatastoreMapping(String.class, false, false, clr);
            String aggregateString = getFunctionName() + "(" + argExpr.toSQLText() + ")";
            SQLExpression aggExpr = exprFactory.newLiteral(subStmt, mapping, aggregateString);
            ((StringLiteral)aggExpr).generateStatementWithoutQuotes();
            subStmt.select(aggExpr, null);


            JavaTypeMapping subqMapping = exprFactory.getMappingForType(returnType, false);
            SQLExpression subqExpr = new NumericSubqueryExpression(stmt, subStmt);
            subqExpr.setJavaTypeMapping(subqMapping);
            return subqExpr;

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            {
                // Array<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 array owner
                JavaTypeMapping ownerMapping = ((JoinTable)joinTbl).getOwnerMapping();
                SQLExpression ownerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), ownerMapping);
                SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, arrExpr.getSQLTable(),

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                // Array<PC>
                DatastoreClass elemTbl = storeMgr.getDatastoreClass(mmd.getArray().getElementType(), clr);
                subStmt = new SQLStatement(stmt, storeMgr, elemTbl, 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(), elemTbl.getIdMapping(),
                    joinTbl, null, joinTbl.getElementMapping(), null, null);

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        {
            // JoinTable Map
            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 collection 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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                valCmd.getMetaDataForMember(mmd.getKeyMetaData().getMappedBy());


            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)
            JavaTypeMapping ownerMapping = null;
            if (mmd.getMappedBy() != null)
            {

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                keyCmd.getMetaDataForMember(mmd.getValueMetaData().getMappedBy());


            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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            JavaTypeMapping mapping =
                stmt.getRDBMSManager().getMappingManager().getMappingWithDatastoreMapping(String.class, false, false, clr);
            String aggregateString = getFunctionName() + "(" + argExpr.toSQLText() + ")";
            SQLExpression aggExpr = exprFactory.newLiteral(subStmt, mapping, aggregateString);
            ((StringLiteral)aggExpr).generateStatementWithoutQuotes();
            subStmt.select(aggExpr, null);


            JavaTypeMapping subqMapping = exprFactory.getMappingForType(Integer.class, false);
            SQLExpression subqExpr = new NumericSubqueryExpression(stmt, subStmt);
            subqExpr.setJavaTypeMapping(subqMapping);
            return subqExpr;

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            JavaTypeMapping mapping =
                stmt.getRDBMSManager().getMappingManager().getMappingWithDatastoreMapping(String.class, false, false, clr);
            String aggregateString = getFunctionName() + "(" + argExpr.toSQLText() + ")";
            SQLExpression aggExpr = exprFactory.newLiteral(subStmt, mapping, aggregateString);
            ((StringLiteral)aggExpr).generateStatementWithoutQuotes();
            subStmt.select(aggExpr, null);


            JavaTypeMapping subqMapping = exprFactory.getMappingForType(Integer.class, false);
            SQLExpression subqExpr = null;
            if (argExpr instanceof TemporalExpression)
            {

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            subStmt.setClassLoaderResolver(clr);
            JavaTypeMapping mapping =
                storeMgr.getMappingManager().getMappingWithDatastoreMapping(String.class, false, false, clr);
            SQLExpression countExpr = exprFactory.newLiteral(subStmt, mapping, "COUNT(*)");
            ((StringLiteral)countExpr).generateStatementWithoutQuotes();
            subStmt.select(countExpr, null);


            SQLExpression elementOwnerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(),
                ownerMapping);
            SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, expr.getSQLTable(),
                expr.getSQLTable().getTable().getIdMapping());

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            {
                // Collection<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 collection owner
                JavaTypeMapping ownerMapping = ((JoinTable)joinTbl).getOwnerMapping();
                SQLExpression ownerExpr = exprFactory.newExpression(subStmt, subStmt.getPrimaryTable(), ownerMapping);
                SQLExpression ownerIdExpr = exprFactory.newExpression(stmt, collExpr.getSQLTable(),

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