Examples with PhoenixConnection org.apache.phoenix.jdbc.PhoenixConnection used on opensource projects

Example 66 with PhoenixConnection

use of org.apache.phoenix.jdbc.PhoenixConnection in project phoenix by apache.

the class ScannerLeaseRenewalIT method testRenewLeasePreventsUpsertSelectFromFailing.

@Test
public void testRenewLeasePreventsUpsertSelectFromFailing() throws Exception {
    String table1 = "testRenewLeasePreventsUpsertSelectFromFailing";
    String table2 = "testRenewLeasePreventsUpsertSelectFromFailing2";
    try (Connection conn = DriverManager.getConnection(url)) {
        conn.createStatement().execute("CREATE TABLE " + table1 + " (PK1 INTEGER NOT NULL PRIMARY KEY, KV1 VARCHAR)");
        conn.createStatement().execute("CREATE TABLE " + table2 + " (PK1 INTEGER NOT NULL PRIMARY KEY, KV1 VARCHAR)");
        int numRecords = 5;
        int i = 0;
        String upsert = "UPSERT INTO " + table1 + " VALUES (?, ?)";
        Random random = new Random();
        PreparedStatement stmt = conn.prepareStatement(upsert);
        while (i < numRecords) {
            stmt.setInt(1, random.nextInt());
            stmt.setString(2, "KV" + random.nextInt());
            stmt.executeUpdate();
            i++;
        }
        conn.commit();
    }
    try (PhoenixConnection phxConn = DriverManager.getConnection(url).unwrap(PhoenixConnection.class)) {
        String upsertSelect = "UPSERT INTO " + table2 + " SELECT PK1, KV1 FROM " + table1;
        // at every next call wait for this period. This will cause lease to expire.
        long delayAfterInit = 2 * LEASE_TIMEOUT_PERIOD_MILLIS;
        phxConn.setTableResultIteratorFactory(new DelayedTableResultIteratorFactory(delayAfterInit));
        Statement s = phxConn.createStatement();
        s.setFetchSize(2);
        s.executeUpdate(upsertSelect);
    }
}

Example 67 with PhoenixConnection

use of org.apache.phoenix.jdbc.PhoenixConnection in project phoenix by apache.

the class PhoenixMetricsIT method testMetricsForUpsertSelect.

@Test
public void testMetricsForUpsertSelect() throws Exception {
    String tableName1 = generateUniqueName();
    long table1SaltBuckets = 6;
    String ddl = "CREATE TABLE " + tableName1 + " (K VARCHAR NOT NULL PRIMARY KEY, V VARCHAR)" + " SALT_BUCKETS = " + table1SaltBuckets;
    Connection ddlConn = DriverManager.getConnection(getUrl());
    ddlConn.createStatement().execute(ddl);
    ddlConn.close();
    int numRows = 10;
    insertRowsInTable(tableName1, numRows);
    String tableName2 = generateUniqueName();
    ddl = "CREATE TABLE " + tableName2 + " (K VARCHAR NOT NULL PRIMARY KEY, V VARCHAR)" + " SALT_BUCKETS = 10";
    ddlConn = DriverManager.getConnection(getUrl());
    ddlConn.createStatement().execute(ddl);
    ddlConn.close();
    Connection conn = DriverManager.getConnection(getUrl());
    String upsertSelect = "UPSERT INTO " + tableName2 + " SELECT * FROM " + tableName1;
    conn.createStatement().executeUpdate(upsertSelect);
    conn.commit();
    PhoenixConnection pConn = conn.unwrap(PhoenixConnection.class);
    Map<String, Map<String, Long>> mutationMetrics = PhoenixRuntime.getWriteMetricsForMutationsSinceLastReset(pConn);
    assertMutationMetrics(tableName2, numRows, mutationMetrics);
    Map<String, Map<String, Long>> readMetrics = PhoenixRuntime.getReadMetricsForMutationsSinceLastReset(pConn);
    assertReadMetricsForMutatingSql(tableName1, table1SaltBuckets, readMetrics);
}

Example 68 with PhoenixConnection

use of org.apache.phoenix.jdbc.PhoenixConnection in project phoenix by apache.

the class CreateFunctionCompiler method compile.

public MutationPlan compile(final CreateFunctionStatement create) throws SQLException {
    final PhoenixConnection connection = statement.getConnection();
    PhoenixConnection connectionToBe = connection;
    final StatementContext context = new StatementContext(statement);
    final MetaDataClient client = new MetaDataClient(connectionToBe);
    return new BaseMutationPlan(context, create.getOperation()) {

        @Override
        public MutationState execute() throws SQLException {
            try {
                return client.createFunction(create);
            } finally {
                if (client.getConnection() != connection) {
                    client.getConnection().close();
                }
            }
        }

        @Override
        public ExplainPlan getExplainPlan() throws SQLException {
            return new ExplainPlan(Collections.singletonList("CREATE" + (create.getFunctionInfo().isReplace() ? " OR REPLACE" : "") + " FUNCTION"));
        }

        @Override
        public StatementContext getContext() {
            return context;
        }
    };
}

Example 69 with PhoenixConnection

use of org.apache.phoenix.jdbc.PhoenixConnection in project phoenix by apache.

the class CreateSequenceCompiler method compile.

public MutationPlan compile(final CreateSequenceStatement sequence) throws SQLException {
    ParseNode startsWithNode = sequence.getStartWith();
    ParseNode incrementByNode = sequence.getIncrementBy();
    ParseNode maxValueNode = sequence.getMaxValue();
    ParseNode minValueNode = sequence.getMinValue();
    ParseNode cacheNode = sequence.getCacheSize();
    // validate parse nodes
    if (startsWithNode != null) {
        validateNodeIsStateless(sequence, startsWithNode, SQLExceptionCode.START_WITH_MUST_BE_CONSTANT);
    }
    validateNodeIsStateless(sequence, incrementByNode, SQLExceptionCode.INCREMENT_BY_MUST_BE_CONSTANT);
    validateNodeIsStateless(sequence, maxValueNode, SQLExceptionCode.MAXVALUE_MUST_BE_CONSTANT);
    validateNodeIsStateless(sequence, minValueNode, SQLExceptionCode.MINVALUE_MUST_BE_CONSTANT);
    if (cacheNode != null) {
        validateNodeIsStateless(sequence, cacheNode, SQLExceptionCode.CACHE_MUST_BE_NON_NEGATIVE_CONSTANT);
    }
    final PhoenixConnection connection = statement.getConnection();
    final StatementContext context = new StatementContext(statement);
    // add param meta data if required
    if (startsWithNode instanceof BindParseNode) {
        context.getBindManager().addParamMetaData((BindParseNode) startsWithNode, LONG_DATUM);
    }
    if (incrementByNode instanceof BindParseNode) {
        context.getBindManager().addParamMetaData((BindParseNode) incrementByNode, LONG_DATUM);
    }
    if (maxValueNode instanceof BindParseNode) {
        context.getBindManager().addParamMetaData((BindParseNode) maxValueNode, LONG_DATUM);
    }
    if (minValueNode instanceof BindParseNode) {
        context.getBindManager().addParamMetaData((BindParseNode) minValueNode, LONG_DATUM);
    }
    if (cacheNode instanceof BindParseNode) {
        context.getBindManager().addParamMetaData((BindParseNode) cacheNode, INTEGER_DATUM);
    }
    ExpressionCompiler expressionCompiler = new ExpressionCompiler(context);
    final long incrementBy = evalExpression(sequence, context, incrementByNode.accept(expressionCompiler), SQLExceptionCode.INCREMENT_BY_MUST_BE_CONSTANT);
    if (incrementBy == 0) {
        throw SequenceUtil.getException(sequence.getSequenceName().getSchemaName(), sequence.getSequenceName().getTableName(), SQLExceptionCode.INCREMENT_BY_MUST_NOT_BE_ZERO);
    }
    final long maxValue = evalExpression(sequence, context, maxValueNode.accept(expressionCompiler), SQLExceptionCode.MAXVALUE_MUST_BE_CONSTANT);
    final long minValue = evalExpression(sequence, context, minValueNode.accept(expressionCompiler), SQLExceptionCode.MINVALUE_MUST_BE_CONSTANT);
    if (minValue > maxValue) {
        TableName sequenceName = sequence.getSequenceName();
        throw SequenceUtil.getException(sequenceName.getSchemaName(), sequenceName.getTableName(), SQLExceptionCode.MINVALUE_MUST_BE_LESS_THAN_OR_EQUAL_TO_MAXVALUE);
    }
    long startsWithValue;
    if (startsWithNode == null) {
        startsWithValue = incrementBy > 0 ? minValue : maxValue;
    } else {
        startsWithValue = evalExpression(sequence, context, startsWithNode.accept(expressionCompiler), SQLExceptionCode.START_WITH_MUST_BE_CONSTANT);
        if (startsWithValue < minValue || startsWithValue > maxValue) {
            TableName sequenceName = sequence.getSequenceName();
            throw SequenceUtil.getException(sequenceName.getSchemaName(), sequenceName.getTableName(), SQLExceptionCode.STARTS_WITH_MUST_BE_BETWEEN_MIN_MAX_VALUE);
        }
    }
    final long startsWith = startsWithValue;
    long cacheSizeValue;
    if (cacheNode == null) {
        cacheSizeValue = connection.getQueryServices().getProps().getLong(QueryServices.SEQUENCE_CACHE_SIZE_ATTRIB, QueryServicesOptions.DEFAULT_SEQUENCE_CACHE_SIZE);
    } else {
        cacheSizeValue = evalExpression(sequence, context, cacheNode.accept(expressionCompiler), SQLExceptionCode.CACHE_MUST_BE_NON_NEGATIVE_CONSTANT);
        if (cacheSizeValue < 0) {
            TableName sequenceName = sequence.getSequenceName();
            throw SequenceUtil.getException(sequenceName.getSchemaName(), sequenceName.getTableName(), SQLExceptionCode.CACHE_MUST_BE_NON_NEGATIVE_CONSTANT);
        }
    }
    final long cacheSize = Math.max(1L, cacheSizeValue);
    final MetaDataClient client = new MetaDataClient(connection);
    return new BaseMutationPlan(context, operation) {

        @Override
        public MutationState execute() throws SQLException {
            return client.createSequence(sequence, startsWith, incrementBy, cacheSize, minValue, maxValue);
        }

        @Override
        public ExplainPlan getExplainPlan() throws SQLException {
            return new ExplainPlan(Collections.singletonList("CREATE SEQUENCE"));
        }
    };
}

Example 70 with PhoenixConnection

use of org.apache.phoenix.jdbc.PhoenixConnection in project phoenix by apache.

the class DeclareCursorCompiler method compile.

public MutationPlan compile(final DeclareCursorStatement declare) throws SQLException {
    if (declare.getBindCount() != 0) {
        throw new SQLException("Cannot declare cursor, internal SELECT statement contains bindings!");
    }
    final PhoenixConnection connection = statement.getConnection();
    final StatementContext context = new StatementContext(statement);
    final MetaDataClient client = new MetaDataClient(connection);
    return new BaseMutationPlan(context, operation) {

        @Override
        public MutationState execute() throws SQLException {
            return client.declareCursor(declare, queryPlan);
        }

        @Override
        public ExplainPlan getExplainPlan() throws SQLException {
            return new ExplainPlan(Collections.singletonList("DECLARE CURSOR"));
        }
    };
}