Examples with IgniteSQLException org.apache.ignite.internal.processors.query.IgniteSQLException used on opensource projects

Example 1 with IgniteSQLException

use of org.apache.ignite.internal.processors.query.IgniteSQLException in project ignite by apache.

the class DmlStatementsProcessor method executeUpdateStatement.

/**
     * Actually perform SQL DML operation locally.
     *
     * @param schemaName Schema name.
     * @param cctx Cache context.
     * @param prepStmt Prepared statement for DML query.
     * @param fieldsQry Fields query.
     * @param filters Cache name and key filter.
     * @param failedKeys Keys to restrict UPDATE and DELETE operations with. Null or empty array means no restriction.
     * @return Pair [number of successfully processed items; keys that have failed to be processed]
     * @throws IgniteCheckedException if failed.
     */
@SuppressWarnings({ "ConstantConditions", "unchecked" })
private UpdateResult executeUpdateStatement(String schemaName, final GridCacheContext cctx, PreparedStatement prepStmt, SqlFieldsQuery fieldsQry, boolean loc, IndexingQueryFilter filters, GridQueryCancel cancel, Object[] failedKeys) throws IgniteCheckedException {
    int mainCacheId = CU.cacheId(cctx.name());
    Integer errKeysPos = null;
    UpdatePlan plan = getPlanForStatement(schemaName, prepStmt, errKeysPos);
    if (plan.fastUpdateArgs != null) {
        assert F.isEmpty(failedKeys) && errKeysPos == null;
        return doFastUpdate(plan, fieldsQry.getArgs());
    }
    assert !F.isEmpty(plan.selectQry);
    QueryCursorImpl<List<?>> cur;
    // subquery and not some dummy stuff like "select 1, 2, 3;"
    if (!loc && !plan.isLocSubqry) {
        SqlFieldsQuery newFieldsQry = new SqlFieldsQuery(plan.selectQry, fieldsQry.isCollocated()).setArgs(fieldsQry.getArgs()).setDistributedJoins(fieldsQry.isDistributedJoins()).setEnforceJoinOrder(fieldsQry.isEnforceJoinOrder()).setLocal(fieldsQry.isLocal()).setPageSize(fieldsQry.getPageSize()).setTimeout(fieldsQry.getTimeout(), TimeUnit.MILLISECONDS);
        cur = (QueryCursorImpl<List<?>>) idx.queryDistributedSqlFields(schemaName, newFieldsQry, true, cancel, mainCacheId);
    } else {
        final GridQueryFieldsResult res = idx.queryLocalSqlFields(schemaName, plan.selectQry, F.asList(fieldsQry.getArgs()), filters, fieldsQry.isEnforceJoinOrder(), fieldsQry.getTimeout(), cancel);
        cur = new QueryCursorImpl<>(new Iterable<List<?>>() {

            @Override
            public Iterator<List<?>> iterator() {
                try {
                    return new GridQueryCacheObjectsIterator(res.iterator(), idx.objectContext(), true);
                } catch (IgniteCheckedException e) {
                    throw new IgniteException(e);
                }
            }
        }, cancel);
    }
    int pageSize = loc ? 0 : fieldsQry.getPageSize();
    switch(plan.mode) {
        case MERGE:
            return new UpdateResult(doMerge(plan, cur, pageSize), X.EMPTY_OBJECT_ARRAY);
        case INSERT:
            return new UpdateResult(doInsert(plan, cur, pageSize), X.EMPTY_OBJECT_ARRAY);
        case UPDATE:
            return doUpdate(plan, cur, pageSize);
        case DELETE:
            return doDelete(cctx, cur, pageSize);
        default:
            throw new IgniteSQLException("Unexpected DML operation [mode=" + plan.mode + ']', IgniteQueryErrorCode.UNEXPECTED_OPERATION);
    }
}

Example 2 with IgniteSQLException

use of org.apache.ignite.internal.processors.query.IgniteSQLException in project ignite by apache.

the class DmlStatementsProcessor method streamUpdateQuery.

/**
     * Perform given statement against given data streamer. Only rows based INSERT and MERGE are supported
     * as well as key bound UPDATE and DELETE (ones with filter {@code WHERE _key = ?}).
     *
     * @param streamer Streamer to feed data to.
     * @param stmt Statement.
     * @param args Statement arguments.
     * @return Number of rows in given statement for INSERT and MERGE, {@code 1} otherwise.
     * @throws IgniteCheckedException if failed.
     */
@SuppressWarnings({ "unchecked", "ConstantConditions" })
long streamUpdateQuery(IgniteDataStreamer streamer, PreparedStatement stmt, Object[] args) throws IgniteCheckedException {
    args = U.firstNotNull(args, X.EMPTY_OBJECT_ARRAY);
    Prepared p = GridSqlQueryParser.prepared(stmt);
    assert p != null;
    UpdatePlan plan = UpdatePlanBuilder.planForStatement(p, null);
    if (!F.eq(streamer.cacheName(), plan.tbl.rowDescriptor().context().name()))
        throw new IgniteSQLException("Cross cache streaming is not supported, please specify cache explicitly" + " in connection options", IgniteQueryErrorCode.UNSUPPORTED_OPERATION);
    if (plan.mode == UpdateMode.INSERT && plan.rowsNum > 0) {
        assert plan.isLocSubqry;
        final GridCacheContext cctx = plan.tbl.rowDescriptor().context();
        QueryCursorImpl<List<?>> cur;
        final ArrayList<List<?>> data = new ArrayList<>(plan.rowsNum);
        final GridQueryFieldsResult res = idx.queryLocalSqlFields(idx.schema(cctx.name()), plan.selectQry, F.asList(args), null, false, 0, null);
        QueryCursorImpl<List<?>> stepCur = new QueryCursorImpl<>(new Iterable<List<?>>() {

            @Override
            public Iterator<List<?>> iterator() {
                try {
                    return new GridQueryCacheObjectsIterator(res.iterator(), idx.objectContext(), cctx.keepBinary());
                } catch (IgniteCheckedException e) {
                    throw new IgniteException(e);
                }
            }
        }, null);
        data.addAll(stepCur.getAll());
        cur = new QueryCursorImpl<>(new Iterable<List<?>>() {

            @Override
            public Iterator<List<?>> iterator() {
                return data.iterator();
            }
        }, null);
        if (plan.rowsNum == 1) {
            IgniteBiTuple t = rowToKeyValue(cctx, cur.iterator().next(), plan);
            streamer.addData(t.getKey(), t.getValue());
            return 1;
        }
        Map<Object, Object> rows = new LinkedHashMap<>(plan.rowsNum);
        for (List<?> row : cur) {
            final IgniteBiTuple t = rowToKeyValue(cctx, row, plan);
            rows.put(t.getKey(), t.getValue());
        }
        streamer.addData(rows);
        return rows.size();
    } else
        throw new IgniteSQLException("Only tuple based INSERT statements are supported in streaming mode", IgniteQueryErrorCode.UNSUPPORTED_OPERATION);
}

Example 3 with IgniteSQLException

use of org.apache.ignite.internal.processors.query.IgniteSQLException in project ignite by apache.

the class IgniteH2Indexing method queryDistributedSqlFields.

/** {@inheritDoc} */
@Override
public FieldsQueryCursor<List<?>> queryDistributedSqlFields(String schemaName, SqlFieldsQuery qry, boolean keepBinary, GridQueryCancel cancel, @Nullable Integer mainCacheId) {
    final String sqlQry = qry.getSql();
    Connection c = connectionForSchema(schemaName);
    final boolean enforceJoinOrder = qry.isEnforceJoinOrder();
    final boolean distributedJoins = qry.isDistributedJoins();
    final boolean grpByCollocated = qry.isCollocated();
    final DistributedJoinMode distributedJoinMode = distributedJoinMode(qry.isLocal(), distributedJoins);
    GridCacheTwoStepQuery twoStepQry = null;
    List<GridQueryFieldMetadata> meta;
    final H2TwoStepCachedQueryKey cachedQryKey = new H2TwoStepCachedQueryKey(schemaName, sqlQry, grpByCollocated, distributedJoins, enforceJoinOrder, qry.isLocal());
    H2TwoStepCachedQuery cachedQry = twoStepCache.get(cachedQryKey);
    if (cachedQry != null) {
        twoStepQry = cachedQry.query().copy();
        meta = cachedQry.meta();
    } else {
        final UUID locNodeId = ctx.localNodeId();
        // Here we will just parse the statement, no need to optimize it at all.
        H2Utils.setupConnection(c, /*distributedJoins*/
        false, /*enforceJoinOrder*/
        true);
        GridH2QueryContext.set(new GridH2QueryContext(locNodeId, locNodeId, 0, PREPARE).distributedJoinMode(distributedJoinMode));
        PreparedStatement stmt = null;
        Prepared prepared;
        boolean cachesCreated = false;
        try {
            try {
                while (true) {
                    try {
                        // Do not cache this statement because the whole query object will be cached later on.
                        stmt = prepareStatement(c, sqlQry, false);
                        break;
                    } catch (SQLException e) {
                        if (!cachesCreated && (e.getErrorCode() == ErrorCode.SCHEMA_NOT_FOUND_1 || e.getErrorCode() == ErrorCode.TABLE_OR_VIEW_NOT_FOUND_1 || e.getErrorCode() == ErrorCode.INDEX_NOT_FOUND_1)) {
                            try {
                                ctx.cache().createMissingQueryCaches();
                            } catch (IgniteCheckedException ignored) {
                                throw new CacheException("Failed to create missing caches.", e);
                            }
                            cachesCreated = true;
                        } else
                            throw new IgniteSQLException("Failed to parse query: " + sqlQry, IgniteQueryErrorCode.PARSING, e);
                    }
                }
                prepared = GridSqlQueryParser.prepared(stmt);
                if (qry instanceof JdbcSqlFieldsQuery && ((JdbcSqlFieldsQuery) qry).isQuery() != prepared.isQuery())
                    throw new IgniteSQLException("Given statement type does not match that declared by JDBC driver", IgniteQueryErrorCode.STMT_TYPE_MISMATCH);
                if (prepared.isQuery()) {
                    bindParameters(stmt, F.asList(qry.getArgs()));
                    twoStepQry = GridSqlQuerySplitter.split((JdbcPreparedStatement) stmt, qry.getArgs(), grpByCollocated, distributedJoins, enforceJoinOrder, this);
                    assert twoStepQry != null;
                }
            } finally {
                GridH2QueryContext.clearThreadLocal();
            }
            // It is a DML statement if we did not create a twoStepQuery.
            if (twoStepQry == null) {
                if (DmlStatementsProcessor.isDmlStatement(prepared)) {
                    try {
                        return dmlProc.updateSqlFieldsDistributed(schemaName, stmt, qry, cancel);
                    } catch (IgniteCheckedException e) {
                        throw new IgniteSQLException("Failed to execute DML statement [stmt=" + sqlQry + ", params=" + Arrays.deepToString(qry.getArgs()) + "]", e);
                    }
                }
                if (DdlStatementsProcessor.isDdlStatement(prepared)) {
                    try {
                        return ddlProc.runDdlStatement(sqlQry, stmt);
                    } catch (IgniteCheckedException e) {
                        throw new IgniteSQLException("Failed to execute DDL statement [stmt=" + sqlQry + ']', e);
                    }
                }
            }
            LinkedHashSet<Integer> caches0 = new LinkedHashSet<>();
            assert twoStepQry != null;
            int tblCnt = twoStepQry.tablesCount();
            if (mainCacheId != null)
                caches0.add(mainCacheId);
            if (tblCnt > 0) {
                for (QueryTable tblKey : twoStepQry.tables()) {
                    GridH2Table tbl = dataTable(tblKey);
                    int cacheId = CU.cacheId(tbl.cacheName());
                    caches0.add(cacheId);
                }
            }
            if (caches0.isEmpty())
                twoStepQry.local(true);
            else {
                //Prohibit usage indices with different numbers of segments in same query.
                List<Integer> cacheIds = new ArrayList<>(caches0);
                checkCacheIndexSegmentation(cacheIds);
                twoStepQry.cacheIds(cacheIds);
                twoStepQry.local(qry.isLocal());
            }
            meta = H2Utils.meta(stmt.getMetaData());
        } catch (IgniteCheckedException e) {
            throw new CacheException("Failed to bind parameters: [qry=" + sqlQry + ", params=" + Arrays.deepToString(qry.getArgs()) + "]", e);
        } catch (SQLException e) {
            throw new IgniteSQLException(e);
        } finally {
            U.close(stmt, log);
        }
    }
    if (log.isDebugEnabled())
        log.debug("Parsed query: `" + sqlQry + "` into two step query: " + twoStepQry);
    twoStepQry.pageSize(qry.getPageSize());
    if (cancel == null)
        cancel = new GridQueryCancel();
    int[] partitions = qry.getPartitions();
    if (partitions == null && twoStepQry.derivedPartitions() != null) {
        try {
            partitions = calculateQueryPartitions(twoStepQry.derivedPartitions(), qry.getArgs());
        } catch (IgniteCheckedException e) {
            throw new CacheException("Failed to calculate derived partitions: [qry=" + sqlQry + ", params=" + Arrays.deepToString(qry.getArgs()) + "]", e);
        }
    }
    QueryCursorImpl<List<?>> cursor = new QueryCursorImpl<>(runQueryTwoStep(schemaName, twoStepQry, keepBinary, enforceJoinOrder, qry.getTimeout(), cancel, qry.getArgs(), partitions), cancel);
    cursor.fieldsMeta(meta);
    if (cachedQry == null && !twoStepQry.explain()) {
        cachedQry = new H2TwoStepCachedQuery(meta, twoStepQry.copy());
        twoStepCache.putIfAbsent(cachedQryKey, cachedQry);
    }
    return cursor;
}

Example 4 with IgniteSQLException

use of org.apache.ignite.internal.processors.query.IgniteSQLException in project ignite by apache.

the class DdlStatementsProcessor method runDdlStatement.

/**
     * Execute DDL statement.
     *
     * @param sql SQL.
     * @param stmt H2 statement to parse and execute.
     */
@SuppressWarnings("unchecked")
public FieldsQueryCursor<List<?>> runDdlStatement(String sql, PreparedStatement stmt) throws IgniteCheckedException {
    assert stmt instanceof JdbcPreparedStatement;
    IgniteInternalFuture fut = null;
    try {
        GridSqlStatement stmt0 = new GridSqlQueryParser(false).parse(GridSqlQueryParser.prepared(stmt));
        if (stmt0 instanceof GridSqlCreateIndex) {
            GridSqlCreateIndex cmd = (GridSqlCreateIndex) stmt0;
            GridH2Table tbl = idx.dataTable(cmd.schemaName(), cmd.tableName());
            if (tbl == null)
                throw new SchemaOperationException(SchemaOperationException.CODE_TABLE_NOT_FOUND, cmd.tableName());
            assert tbl.rowDescriptor() != null;
            QueryIndex newIdx = new QueryIndex();
            newIdx.setName(cmd.index().getName());
            newIdx.setIndexType(cmd.index().getIndexType());
            LinkedHashMap<String, Boolean> flds = new LinkedHashMap<>();
            // Let's replace H2's table and property names by those operated by GridQueryProcessor.
            GridQueryTypeDescriptor typeDesc = tbl.rowDescriptor().type();
            for (Map.Entry<String, Boolean> e : cmd.index().getFields().entrySet()) {
                GridQueryProperty prop = typeDesc.property(e.getKey());
                if (prop == null)
                    throw new SchemaOperationException(SchemaOperationException.CODE_COLUMN_NOT_FOUND, e.getKey());
                flds.put(prop.name(), e.getValue());
            }
            newIdx.setFields(flds);
            fut = ctx.query().dynamicIndexCreate(tbl.cacheName(), cmd.schemaName(), typeDesc.tableName(), newIdx, cmd.ifNotExists());
        } else if (stmt0 instanceof GridSqlDropIndex) {
            GridSqlDropIndex cmd = (GridSqlDropIndex) stmt0;
            GridH2Table tbl = idx.dataTableForIndex(cmd.schemaName(), cmd.indexName());
            if (tbl != null) {
                fut = ctx.query().dynamicIndexDrop(tbl.cacheName(), cmd.schemaName(), cmd.indexName(), cmd.ifExists());
            } else {
                if (cmd.ifExists())
                    fut = new GridFinishedFuture();
                else
                    throw new SchemaOperationException(SchemaOperationException.CODE_INDEX_NOT_FOUND, cmd.indexName());
            }
        } else if (stmt0 instanceof GridSqlCreateTable) {
            GridSqlCreateTable cmd = (GridSqlCreateTable) stmt0;
            if (!F.eq(QueryUtils.DFLT_SCHEMA, cmd.schemaName()))
                throw new SchemaOperationException("CREATE TABLE can only be executed on " + QueryUtils.DFLT_SCHEMA + " schema.");
            GridH2Table tbl = idx.dataTable(cmd.schemaName(), cmd.tableName());
            if (tbl != null) {
                if (!cmd.ifNotExists())
                    throw new SchemaOperationException(SchemaOperationException.CODE_TABLE_EXISTS, cmd.tableName());
            } else {
                ctx.query().dynamicTableCreate(cmd.schemaName(), toQueryEntity(cmd), cmd.templateName(), cmd.atomicityMode(), cmd.backups(), cmd.ifNotExists());
            }
        } else if (stmt0 instanceof GridSqlDropTable) {
            GridSqlDropTable cmd = (GridSqlDropTable) stmt0;
            if (!F.eq(QueryUtils.DFLT_SCHEMA, cmd.schemaName()))
                throw new SchemaOperationException("DROP TABLE can only be executed on " + QueryUtils.DFLT_SCHEMA + " schema.");
            GridH2Table tbl = idx.dataTable(cmd.schemaName(), cmd.tableName());
            if (tbl == null) {
                if (!cmd.ifExists())
                    throw new SchemaOperationException(SchemaOperationException.CODE_TABLE_NOT_FOUND, cmd.tableName());
            } else
                ctx.query().dynamicTableDrop(tbl.cacheName(), cmd.tableName(), cmd.ifExists());
        } else
            throw new IgniteSQLException("Unsupported DDL operation: " + sql, IgniteQueryErrorCode.UNSUPPORTED_OPERATION);
        if (fut != null)
            fut.get();
        QueryCursorImpl<List<?>> resCur = (QueryCursorImpl<List<?>>) new QueryCursorImpl(Collections.singletonList(Collections.singletonList(0L)), null, false);
        resCur.fieldsMeta(UPDATE_RESULT_META);
        return resCur;
    } catch (SchemaOperationException e) {
        throw convert(e);
    } catch (IgniteSQLException e) {
        throw e;
    } catch (Exception e) {
        throw new IgniteSQLException("Unexpected DLL operation failure: " + e.getMessage(), e);
    }
}

Example 5 with IgniteSQLException

use of org.apache.ignite.internal.processors.query.IgniteSQLException in project ignite by apache.

the class JdbcStatement method executeQuery.

/** {@inheritDoc} */
@SuppressWarnings("deprecation")
@Override
public ResultSet executeQuery(String sql) throws SQLException {
    ensureNotClosed();
    rs = null;
    updateCnt = -1;
    if (F.isEmpty(sql))
        throw new SQLException("SQL query is empty");
    Ignite ignite = conn.ignite();
    UUID nodeId = conn.nodeId();
    UUID uuid = UUID.randomUUID();
    boolean loc = nodeId == null;
    JdbcQueryTask qryTask = new JdbcQueryTask(loc ? ignite : null, conn.cacheName(), conn.schemaName(), sql, true, loc, getArgs(), fetchSize, uuid, conn.isLocalQuery(), conn.isCollocatedQuery(), conn.isDistributedJoins());
    try {
        JdbcQueryTask.QueryResult res = loc ? qryTask.call() : ignite.compute(ignite.cluster().forNodeId(nodeId)).call(qryTask);
        JdbcResultSet rs = new JdbcResultSet(uuid, this, res.getTbls(), res.getCols(), res.getTypes(), res.getRows(), res.isFinished());
        rs.setFetchSize(fetchSize);
        resSets.add(rs);
        return rs;
    } catch (IgniteSQLException e) {
        throw e.toJdbcException();
    } catch (Exception e) {
        throw new SQLException("Failed to query Ignite.", e);
    }
}