Examples with GridH2Table org.apache.ignite.internal.processors.query.h2.opt.GridH2Table used on opensource projects

Example 16 with GridH2Table

use of org.apache.ignite.internal.processors.query.h2.opt.GridH2Table in project ignite by apache.

the class UpdatePlanBuilder method planForUpdate.

/**
     * Prepare update plan for UPDATE or DELETE.
     *
     * @param stmt UPDATE or DELETE statement.
     * @param errKeysPos index to inject param for re-run keys at. Null if it's not a re-run plan.
     * @return Update plan.
     * @throws IgniteCheckedException if failed.
     */
private static UpdatePlan planForUpdate(GridSqlStatement stmt, @Nullable Integer errKeysPos) throws IgniteCheckedException {
    GridSqlElement target;
    FastUpdateArguments fastUpdate;
    UpdateMode mode;
    if (stmt instanceof GridSqlUpdate) {
        // Let's verify that user is not trying to mess with key's columns directly
        verifyUpdateColumns(stmt);
        GridSqlUpdate update = (GridSqlUpdate) stmt;
        target = update.target();
        fastUpdate = DmlAstUtils.getFastUpdateArgs(update);
        mode = UpdateMode.UPDATE;
    } else if (stmt instanceof GridSqlDelete) {
        GridSqlDelete del = (GridSqlDelete) stmt;
        target = del.from();
        fastUpdate = DmlAstUtils.getFastDeleteArgs(del);
        mode = UpdateMode.DELETE;
    } else
        throw new IgniteSQLException("Unexpected DML operation [cls=" + stmt.getClass().getName() + ']', IgniteQueryErrorCode.UNEXPECTED_OPERATION);
    GridSqlTable tbl = gridTableForElement(target);
    GridH2Table gridTbl = tbl.dataTable();
    GridH2RowDescriptor desc = gridTbl.rowDescriptor();
    if (desc == null)
        throw new IgniteSQLException("Row descriptor undefined for table '" + gridTbl.getName() + "'", IgniteQueryErrorCode.NULL_TABLE_DESCRIPTOR);
    if (fastUpdate != null)
        return UpdatePlan.forFastUpdate(mode, gridTbl, fastUpdate);
    else {
        GridSqlSelect sel;
        if (stmt instanceof GridSqlUpdate) {
            List<GridSqlColumn> updatedCols = ((GridSqlUpdate) stmt).cols();
            int valColIdx = -1;
            String[] colNames = new String[updatedCols.size()];
            int[] colTypes = new int[updatedCols.size()];
            for (int i = 0; i < updatedCols.size(); i++) {
                colNames[i] = updatedCols.get(i).columnName();
                colTypes[i] = updatedCols.get(i).resultType().type();
                Column column = updatedCols.get(i).column();
                if (desc.isValueColumn(column.getColumnId()))
                    valColIdx = i;
            }
            boolean hasNewVal = (valColIdx != -1);
            // Statement updates distinct properties if it does not have _val in updated columns list
            // or if its list of updated columns includes only _val, i.e. is single element.
            boolean hasProps = !hasNewVal || updatedCols.size() > 1;
            // Index of new _val in results of SELECT
            if (hasNewVal)
                valColIdx += 2;
            int newValColIdx = (hasNewVal ? valColIdx : 1);
            KeyValueSupplier newValSupplier = createSupplier(desc.context(), desc.type(), newValColIdx, hasProps, false, true);
            sel = DmlAstUtils.selectForUpdate((GridSqlUpdate) stmt, errKeysPos);
            return UpdatePlan.forUpdate(gridTbl, colNames, colTypes, newValSupplier, valColIdx, sel.getSQL());
        } else {
            sel = DmlAstUtils.selectForDelete((GridSqlDelete) stmt, errKeysPos);
            return UpdatePlan.forDelete(gridTbl, sel.getSQL());
        }
    }
}

Example 17 with GridH2Table

use of org.apache.ignite.internal.processors.query.h2.opt.GridH2Table in project ignite by apache.

the class H2DynamicTableSelfTest method doTestCreateTable.

/**
     * Test that {@code CREATE TABLE} with given template cache name actually creates new cache,
     * H2 table and type descriptor on all nodes, optionally with cache type check.
     * @param tplCacheName Template cache name.
     * @param mode Expected cache mode, or {@code null} if no check is needed.
     */
private void doTestCreateTable(String tplCacheName, CacheMode mode) {
    executeDdl("CREATE TABLE \"Person\" (\"id\" int, \"city\" varchar," + " \"name\" varchar, \"surname\" varchar, \"age\" int, PRIMARY KEY (\"id\", \"city\")) WITH " + (F.isEmpty(tplCacheName) ? "" : "\"template=" + tplCacheName + "\",") + "\"backups=10,atomicity=atomic\"");
    for (int i = 0; i < 4; i++) {
        IgniteEx node = grid(i);
        assertNotNull(node.cache("Person"));
        DynamicCacheDescriptor cacheDesc = node.context().cache().cacheDescriptor("Person");
        assertNotNull(cacheDesc);
        if (mode == CacheMode.REPLICATED)
            assertEquals(Integer.MAX_VALUE, cacheDesc.cacheConfiguration().getBackups());
        else
            assertEquals(10, cacheDesc.cacheConfiguration().getBackups());
        assertEquals(CacheAtomicityMode.ATOMIC, cacheDesc.cacheConfiguration().getAtomicityMode());
        assertTrue(cacheDesc.sql());
        if (mode != null)
            assertEquals(mode, cacheDesc.cacheConfiguration().getCacheMode());
        QueryTypeDescriptorImpl desc = typeExisting(node, "Person", "Person");
        assertEquals(Object.class, desc.keyClass());
        assertEquals("PersonKey", desc.keyTypeName());
        assertEquals(Object.class, desc.valueClass());
        assertEquals("Person", desc.valueTypeName());
        assertEquals(F.asList("id", "city", "name", "surname", "age"), new ArrayList<>(desc.fields().keySet()));
        assertProperty(desc, "id", Integer.class, true);
        assertProperty(desc, "city", String.class, true);
        assertProperty(desc, "name", String.class, false);
        assertProperty(desc, "surname", String.class, false);
        assertProperty(desc, "age", Integer.class, false);
        GridH2Table tbl = ((IgniteH2Indexing) node.context().query().getIndexing()).dataTable("PUBLIC", "Person");
        assertNotNull(tbl);
    }
}