/
DedupInsertFuzzTest.java
1061 lines (936 loc) · 42.1 KB
/
DedupInsertFuzzTest.java
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/*******************************************************************************
* ___ _ ____ ____
* / _ \ _ _ ___ ___| |_| _ \| __ )
* | | | | | | |/ _ \/ __| __| | | | _ \
* | |_| | |_| | __/\__ \ |_| |_| | |_) |
* \__\_\\__,_|\___||___/\__|____/|____/
*
* Copyright (c) 2014-2019 Appsicle
* Copyright (c) 2019-2023 QuestDB
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
package io.questdb.test.griffin.wal;
import io.questdb.cairo.*;
import io.questdb.cairo.sql.Record;
import io.questdb.cairo.sql.*;
import io.questdb.griffin.SqlException;
import io.questdb.griffin.model.IntervalUtils;
import io.questdb.log.Log;
import io.questdb.log.LogRecord;
import io.questdb.std.*;
import io.questdb.std.datetime.microtime.Timestamps;
import io.questdb.std.str.StringSink;
import io.questdb.test.cairo.LogRecordSinkAdapter;
import io.questdb.test.fuzz.FuzzInsertOperation;
import io.questdb.test.fuzz.FuzzStableInsertOperation;
import io.questdb.test.fuzz.FuzzTransaction;
import io.questdb.test.fuzz.FuzzTransactionOperation;
import io.questdb.test.tools.TestUtils;
import org.junit.Assert;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import static io.questdb.test.tools.TestUtils.assertEquals;
public class DedupInsertFuzzTest extends AbstractFuzzTest {
@Test
public void testDedupWithRandomShiftAndStep() throws Exception {
assertMemoryLeak(() -> {
String tableName = testName.getMethodName();
createEmptyTable(tableName, "DEDUP upsert keys(ts)");
ObjList<FuzzTransaction> transactions = new ObjList<>();
Rnd rnd = generateRandom(LOG);
long initialDelta = Timestamps.MINUTE_MICROS * 15;
int initialCount = 4 * 24 * 5;
generateInsertsTransactions(
transactions,
1,
parseFloorPartialTimestamp("2020-02-24T04:30"),
initialDelta,
initialCount,
1 + rnd.nextInt(1),
null,
rnd
);
applyWal(transactions, tableName, 1, rnd);
transactions.clear();
double deltaMultiplier = rnd.nextBoolean() ? (1 << rnd.nextInt(4)) : 1.0 / (1 << rnd.nextInt(4));
long delta = (long) (initialDelta * deltaMultiplier);
long shift = (-100 + rnd.nextLong((long) (initialCount / deltaMultiplier + 150))) * delta;
long from = parseFloorPartialTimestamp("2020-02-24") + shift;
int count = rnd.nextInt((int) (initialCount / deltaMultiplier + 1) * 2);
int rowsWithSameTimestamp = 1 + rnd.nextInt(2);
generateInsertsTransactions(
transactions,
2,
from,
delta,
count,
rowsWithSameTimestamp,
null,
rnd
);
applyWal(transactions, tableName, 1, rnd);
validateNoTimestampDuplicates(tableName, from, delta, count, null, 1);
});
}
@Test
public void testDedupWithRandomShiftAndStepAndSymbolKey() throws Exception {
assertMemoryLeak(() -> {
Rnd rnd = generateRandom(LOG);
String tableName = testName.getMethodName();
compile(
"create table " + tableName +
" (ts timestamp, commit int, s symbol) " +
" , index(s) timestamp(ts) partition by DAY WAL "
+ " DEDUP UPSERT KEYS(ts, s)"
,
sqlExecutionContext
);
ObjList<FuzzTransaction> transactions = new ObjList<>();
long initialDelta = Timestamps.MINUTE_MICROS * 15;
int rndCount = rnd.nextInt(10);
List<String> distinctSymbols = Arrays.stream(generateSymbols(rnd, 1 + rndCount, 4, tableName)).distinct()
.collect(Collectors.toList());
String[] symbols = new String[distinctSymbols.size()];
distinctSymbols.toArray(symbols);
String[] initialSymbols = symbols.length == 1
? symbols
: Arrays.copyOf(symbols, 1 + rnd.nextInt(symbols.length - 1));
int initialDuplicates = 1 + rnd.nextInt(1);
generateInsertsTransactions(
transactions,
1,
parseFloorPartialTimestamp("2020-02-24T04:30"),
initialDelta,
4 * 24 * 5,
initialDuplicates,
initialSymbols,
rnd
);
int transactionCount = 1 + rnd.nextInt(3);
splitTransactionInserts(transactions, transactionCount, rnd);
applyWal(transactions, tableName, 1, rnd);
transactions.clear();
long shift = rnd.nextLong(4 * 24 * 5) * Timestamps.MINUTE_MICROS * 15 +
rnd.nextLong(15) * Timestamps.MINUTE_MICROS;
long from = parseFloorPartialTimestamp("2020-02-24") + shift;
long delta = Timestamps.MINUTE_MICROS;
int count = rnd.nextInt(48) * 60;
int rowsWithSameTimestamp = 1 + rnd.nextInt(2);
generateInsertsTransactions(
transactions,
2,
from,
delta,
count,
rowsWithSameTimestamp,
symbols,
rnd
);
transactionCount = 1 + rnd.nextInt(3);
splitTransactionInserts(transactions, transactionCount, rnd);
applyWal(transactions, tableName, 1, rnd);
validateNoTimestampDuplicates(tableName, from, delta, count, symbols, 1);
});
}
@Test
public void testDedupWithRandomShiftAndStepAndSymbolKeyAndColumnTops() throws Exception {
assertMemoryLeak(() -> {
Rnd rnd = generateRandom(LOG);
String tableName = testName.getMethodName();
compile(
"create table " + tableName +
" (ts timestamp, commit int) " +
" timestamp(ts) partition by DAY WAL "
+ " DEDUP UPSERT KEYS(ts)"
);
ObjList<FuzzTransaction> transactions = new ObjList<>();
long initialDelta = Timestamps.MINUTE_MICROS * 15;
int initialDuplicates = 1 + rnd.nextInt(1);
long startTimestamp = parseFloorPartialTimestamp("2020-02-24T04:30");
int startCount = 4 * 24 * 5;
generateInsertsTransactions(
transactions,
1,
startTimestamp,
initialDelta,
startCount,
initialDuplicates,
null,
rnd
);
long maxTimestamp = startTimestamp + startCount * initialDelta;
LOG.info().$("adding rows with commit = 1 from=").$ts(startTimestamp).$(", to=").$ts(maxTimestamp).$();
int transactionCount = 1 + rnd.nextInt(3);
splitTransactionInserts(transactions, transactionCount, rnd);
applyWal(transactions, tableName, 1, rnd);
LOG.info().$("adding S column after ").$ts(maxTimestamp).$();
compile("alter table " + tableName + " add column s symbol");
compile("alter table " + tableName + " dedup upsert keys(ts, s)");
int rndCount = rnd.nextInt(10);
List<String> distinctSymbols = Arrays.stream(generateSymbols(rnd, 1 + rndCount, 4, tableName)).distinct()
.collect(Collectors.toList());
distinctSymbols.add(null);
String[] symbols = new String[distinctSymbols.size()];
distinctSymbols.toArray(symbols);
String[] initialSymbols = symbols.length == 1
? symbols
: Arrays.copyOf(symbols, 1 + rnd.nextInt(symbols.length - 1));
long fromTops = startTimestamp + rnd.nextLong(startCount) * initialDelta;
generateInsertsTransactions(
transactions,
1,
fromTops,
initialDelta,
startCount,
initialDuplicates,
initialSymbols,
rnd
);
LOG.info().$("adding more rows with commit = 1 from=").$ts(fromTops).$(", to=")
.$ts(fromTops + initialDelta * startCount).$();
transactionCount = 1 + rnd.nextInt(3);
splitTransactionInserts(transactions, transactionCount, rnd);
applyWal(transactions, tableName, 1, rnd);
transactions.clear();
long shift = rnd.nextLong(startCount) * Timestamps.MINUTE_MICROS * 15 +
rnd.nextLong(15) * Timestamps.MINUTE_MICROS;
long from = startTimestamp + shift;
long delta = Timestamps.MINUTE_MICROS;
int count = rnd.nextInt(48) * 60;
int rowsWithSameTimestamp = 1 + rnd.nextInt(2);
generateInsertsTransactions(
transactions,
2,
from,
delta,
count,
rowsWithSameTimestamp,
symbols,
rnd
);
LOG.info().$("adding rows with commit = 2 from=").$ts(from).$(", to=")
.$ts(from + count * delta).$();
transactionCount = 1 + rnd.nextInt(3);
splitTransactionInserts(transactions, transactionCount, rnd);
// adding rows with commit = 2 from=2020-02-25T10:29:00.000000Z, to=2020-02-26T10:29:00.000000Z
applyWal(transactions, tableName, 1, rnd);
validateNoTimestampDuplicates(tableName, from, delta, count, symbols, 1);
});
}
@Test
public void testDedupWithRandomShiftAndStepWithExistingDups() throws Exception {
assertMemoryLeak(() -> {
String tableName = testName.getMethodName();
createEmptyTable(tableName, "");
ObjList<FuzzTransaction> transactions = new ObjList<>();
Rnd rnd = generateRandom(LOG);
long initialDelta = Timestamps.MINUTE_MICROS * 15;
int initialCount = 4 * 24 * 5;
int initialDuplicates = 2 + rnd.nextInt(5);
generateInsertsTransactions(
transactions,
1,
parseFloorPartialTimestamp("2020-02-24T04:30"),
initialDelta,
initialCount,
initialDuplicates,
null,
rnd
);
applyWal(transactions, tableName, 1, rnd);
compile("alter table " + tableName + " dedup upsert keys(ts)");
transactions.clear();
double deltaMultiplier = rnd.nextBoolean() ? (1 << rnd.nextInt(4)) : 1.0 / (1 << rnd.nextInt(4));
long delta = (long) (initialDelta * deltaMultiplier);
long shift = (-100 + rnd.nextLong((long) (initialCount / deltaMultiplier + 150))) * delta;
long from = parseFloorPartialTimestamp("2020-02-24") + shift;
int count = rnd.nextInt((int) (initialCount / deltaMultiplier + 1) * 2);
int rowsWithSameTimestamp = 1 + rnd.nextInt(2);
generateInsertsTransactions(
transactions,
2,
from,
delta,
count,
rowsWithSameTimestamp,
null,
rnd
);
applyWal(transactions, tableName, 1, rnd);
validateNoTimestampDuplicates(tableName, from, delta, count, null, initialDuplicates);
});
}
@Test
public void testDedupWithRandomShiftWithColumnTop() throws Exception {
assertMemoryLeak(() -> {
String tableName = testName.getMethodName();
createEmptyTable(tableName, "DEDUP upsert keys(ts)");
ObjList<FuzzTransaction> transactions = new ObjList<>();
Rnd rnd = generateRandom(LOG);
long initialDelta = Timestamps.MINUTE_MICROS * 15;
int initialCount = 2 * 24 * 5;
generateInsertsTransactions(
transactions,
1,
parseFloorPartialTimestamp("2020-02-24T04:30"),
initialDelta,
initialCount,
1 + rnd.nextInt(1),
null,
rnd
);
String[] symbols = generateSymbols(rnd, 20, 4, tableName);
applyWal(transactions, tableName, 1, rnd);
transactions.clear();
ddl("alter table " + tableName + " add s symbol index", sqlExecutionContext);
double deltaMultiplier = rnd.nextBoolean() ? (1 << rnd.nextInt(4)) : 1.0 / (1 << rnd.nextInt(4));
long delta = (long) (initialDelta * deltaMultiplier);
long shift = (-100 + rnd.nextLong((long) (initialCount / deltaMultiplier + 150))) * delta;
long from = parseFloorPartialTimestamp("2020-02-24") + shift;
int count = rnd.nextInt((int) (initialCount / deltaMultiplier + 1) * 2);
int rowsWithSameTimestamp = 1 + rnd.nextInt(2);
generateInsertsTransactions(
transactions,
2,
from,
delta,
count,
rowsWithSameTimestamp,
symbols,
rnd
);
applyWal(transactions, tableName, 1, rnd);
validateNoTimestampDuplicates(tableName, from, delta, count, null, 1);
});
}
@Test
public void testRandomColumnsDedupMultipleKeyCol() throws Exception {
Rnd rnd = generateRandom(LOG);
setFuzzProbabilities(
rnd.nextDouble() / 100,
rnd.nextDouble(),
rnd.nextDouble(),
0.1 * rnd.nextDouble(),
0.1 * rnd.nextDouble(),
0,
rnd.nextDouble(),
rnd.nextDouble(),
0.1 * rnd.nextDouble(),
0.5
);
setFuzzCounts(
rnd.nextBoolean(),
rnd.nextInt(100_000),
rnd.nextInt(20),
rnd.nextInt(20),
rnd.nextInt(20),
rnd.nextInt(1000),
rnd.nextInt(100_000),
1 + rnd.nextInt(1)
);
runFuzzWithRandomColsDedup(rnd, -1);
}
@Test
public void testRandomColumnsDedupOneKeyCol() throws Exception {
Rnd rnd = generateRandom(LOG);
setFuzzProbabilities(
rnd.nextDouble() / 100,
rnd.nextDouble(),
rnd.nextDouble(),
0.1 * rnd.nextDouble(),
0.1 * rnd.nextDouble(),
0,
rnd.nextDouble(),
rnd.nextDouble(),
0.1 * rnd.nextDouble(),
0.5
);
setFuzzCounts(
rnd.nextBoolean(),
rnd.nextInt(100_000),
rnd.nextInt(20),
rnd.nextInt(20),
rnd.nextInt(20),
rnd.nextInt(1000),
rnd.nextInt(100_000),
1 + rnd.nextInt(1)
);
runFuzzWithRandomColsDedup(rnd, 1);
}
@Test
public void testRandomDedupRepeat() throws Exception {
Rnd rnd = generateRandom(LOG);
setFuzzProbabilities(
0,
rnd.nextDouble(),
rnd.nextDouble(),
0.5 * rnd.nextDouble(),
rnd.nextDouble() / 100,
rnd.nextDouble() / 100,
rnd.nextDouble(),
rnd.nextDouble(),
0.1 * rnd.nextDouble(),
0.0
);
setFuzzCounts(
rnd.nextBoolean(),
rnd.nextInt(1000),
rnd.nextInt(1000),
rnd.nextInt(1000),
rnd.nextInt(1000),
rnd.nextInt(1000),
rnd.nextInt(1_000_000),
5 + rnd.nextInt(10)
);
runFuzzWithRepeatDedup(rnd);
}
private void assertAllSymbolsSet(
boolean[] foundSymbols,
String[] symbols,
long timestamp
) {
for (int i = 0; i < foundSymbols.length; i++) {
if (!foundSymbols[i]) {
CharSequence symbol = symbols[i];
Assert.fail("Symbol '" + symbol + "' not found for timestamp " + Timestamps.toUSecString(timestamp));
}
foundSymbols[i] = false;
}
}
private void assertSqlCursorsNoDups(
String tableNameNoWal,
ObjList<CharSequence> upsertKeyNames,
String tableNameWal
) throws SqlException {
Log log = LOG;
try (RecordCursorFactory factory = select(tableNameNoWal);
RecordCursorFactory factoryPreview = select(tableNameNoWal)) {
try (RecordCursorFactory factory2 = select(tableNameWal)) {
try (RecordCursor cursor1 = factory.getCursor(sqlExecutionContext);
RecordCursor previewCursor = factoryPreview.getCursor(sqlExecutionContext)) {
try (
RecordCursor dedupWrapper = new DedupCursor(factory.getMetadata(), cursor1, previewCursor, upsertKeyNames);
RecordCursor actualCursor = factory2.getCursor(sqlExecutionContext)
) {
try {
assertEquals(dedupWrapper, factory.getMetadata(), actualCursor, factory2.getMetadata(), false);
} catch (AssertionError e) {
log.error().$(e).$();
dedupWrapper.toTop();
actualCursor.toTop();
log.xDebugW().$();
LogRecordSinkAdapter recordSinkAdapter = new LogRecordSinkAdapter();
LogRecord record = log.xDebugW().$("java.lang.AssertionError: expected:<");
printer.printHeaderNoNl(factory.getMetadata(), recordSinkAdapter.of(record));
record.$();
printer.print(dedupWrapper, factory.getMetadata(), false, log);
record = log.xDebugW().$("> but was:<");
printer.printHeaderNoNl(factory2.getMetadata(), recordSinkAdapter.of(record));
record.$();
printer.print(actualCursor, factory2.getMetadata(), false, log);
log.xDebugW().$(">").$();
throw e;
}
}
}
}
}
}
private void chooseUpsertKeys(RecordMetadata metadata, int dedupKeyCount, Rnd rnd, IntList upsertKeyIndexes) {
upsertKeyIndexes.add(metadata.getTimestampIndex());
int dedupKeys = dedupKeyCount > -1 ? dedupKeyCount : rnd.nextInt(metadata.getColumnCount() - 1);
for (int i = 0; i < dedupKeys; i++) {
int start = rnd.nextInt(metadata.getColumnCount());
for (int c = 0; c < metadata.getColumnCount(); c++) {
int col = (c + start) % metadata.getColumnCount();
int columnType = metadata.getColumnType(col);
if (!upsertKeyIndexes.contains(col) && !ColumnType.isVariableLength(columnType)) {
upsertKeyIndexes.add(col);
break;
}
}
}
}
private void collectUpsertKeyNames(TableRecordMetadata metadata, IntList upsertKeys, ObjList<CharSequence> upsertKeyNames) {
for (int i = 0; i < upsertKeys.size(); i++) {
int columnType = metadata.getColumnType(upsertKeys.get(i));
if (columnType > 0) {
upsertKeyNames.add(metadata.getColumnName(upsertKeys.get(i)));
}
}
}
private void createEmptyTable(String tableName, String dedupOption) throws SqlException {
ddl("create table " + tableName + " (ts timestamp, commit int) timestamp(ts) partition by DAY WAL " + dedupOption
, sqlExecutionContext);
}
private ObjList<FuzzTransaction> duplicateInserts(ObjList<FuzzTransaction> transactions, Rnd rnd) {
ObjList<FuzzTransaction> result = new ObjList<>();
FuzzTransaction prevInsertTrans = null;
for (int i = 0; i < transactions.size(); i++) {
FuzzTransaction transaction = transactions.getQuick(i);
if (!transaction.rollback && transaction.operationList.size() > 1) {
int size = transaction.operationList.size();
FuzzTransaction duplicateTrans = new FuzzTransaction();
for (int op = 0; op < size; op++) {
int dupStep = Math.max(2, transaction.operationList.size() / (1 + rnd.nextInt(10)));
FuzzTransactionOperation operation = transaction.operationList.getQuick(op);
if (operation instanceof FuzzInsertOperation) {
FuzzInsertOperation insertOperation = (FuzzInsertOperation) operation;
if (op % dupStep == 1) {
FuzzInsertOperation duplicate = new FuzzInsertOperation(
rnd.nextLong(),
rnd.nextLong(),
insertOperation.getTimestamp(),
rnd.nextDouble(),
rnd.nextDouble(),
rnd.nextDouble(),
insertOperation.getStrLen(),
insertOperation.getSymbols()
);
if (prevInsertTrans != null && rnd.nextBoolean()) {
prevInsertTrans.operationList.add(duplicate);
} else {
duplicateTrans.operationList.add(duplicate);
}
}
}
duplicateTrans.operationList.add(operation);
}
result.add(duplicateTrans);
prevInsertTrans = duplicateTrans;
} else {
result.add(transaction);
}
}
return result;
}
private void generateInsertsTransactions(
ObjList<FuzzTransaction> transactions,
int commit,
long fromTimestamp,
long delta,
int count,
int rowsWithSameTimestamp,
String[] symbols,
Rnd rnd
) {
FuzzTransaction transaction = new FuzzTransaction();
transactions.add(transaction);
for (int i = 0; i < count; i++) {
for (int j = 0; j < rowsWithSameTimestamp; j++) {
if (symbols != null && symbols.length > 0) {
for (int s = 0; s < symbols.length; s++) {
transaction.operationList.add(new FuzzStableInsertOperation(fromTimestamp, commit, symbols[s]));
}
} else {
transaction.operationList.add(new FuzzStableInsertOperation(fromTimestamp, commit));
}
}
fromTimestamp += delta;
}
if (rnd.nextBoolean()) {
shuffle(transaction.operationList, rnd);
}
}
private long parseFloorPartialTimestamp(String from) {
try {
return IntervalUtils.parseFloorPartialTimestamp(from);
} catch (NumericException e) {
throw new RuntimeException(e);
}
}
private void runFuzzWithRandomColsDedup(Rnd rnd, int dedupKeys) throws Exception {
assertMemoryLeak(() -> {
String tableNameBase = getTestName();
String tableNameWal = tableNameBase + "_wal";
String tableNameWalNoDedup = tableNameBase + "_nodedup";
createInitialTable(tableNameWalNoDedup, true, initialRowCount);
createInitialTable(tableNameWal, true, initialRowCount);
// Add long256 type to have to be a chance of a dedup key
compile("alter table " + tableNameWal + " add column col256 long256");
compile("alter table " + tableNameWalNoDedup + " add column col256 long256");
drainWalQueue();
ObjList<FuzzTransaction> transactions;
IntList upsertKeyIndexes = new IntList();
String comaSeparatedUpsertCols;
try (TableReader reader = getReader(tableNameWalNoDedup)) {
TableReaderMetadata metadata = reader.getMetadata();
chooseUpsertKeys(metadata, dedupKeys, rnd, upsertKeyIndexes);
long start = IntervalUtils.parseFloorPartialTimestamp("2022-02-24T23:59:59");
long end = start + 2 * Timestamps.SECOND_MICROS;
transactions = generateSet(rnd, metadata, start, end, tableNameWalNoDedup);
comaSeparatedUpsertCols = toCommaSeparatedString(metadata, upsertKeyIndexes);
}
String alterStatement = String.format(
"alter table %s dedup upsert keys(%s))",
tableNameWal,
comaSeparatedUpsertCols
);
compile(alterStatement, sqlExecutionContext);
O3Utils.setupWorkerPool(sharedWorkerPool, engine, null);
sharedWorkerPool.start(LOG);
try {
applyWal(transactions, tableNameWalNoDedup, 1, new Rnd());
applyWal(transactions, tableNameWal, 1 + rnd.nextInt(4), rnd);
String renamedUpsertKeys;
ObjList<CharSequence> upsertKeyNames = new ObjList<>();
try (TableWriter writer = getWriter(tableNameWalNoDedup)) {
collectUpsertKeyNames(writer.getMetadata(), upsertKeyIndexes, upsertKeyNames);
renamedUpsertKeys = toCommaSeparatedString(writer.getMetadata(), upsertKeyIndexes);
}
LOG.info().$("asserting no dups on keys: ").$(renamedUpsertKeys).$();
assertSqlCursorsNoDups(
tableNameWalNoDedup,
upsertKeyNames,
tableNameWal
);
} finally {
sharedWorkerPool.halt();
}
});
}
private void runFuzzWithRepeatDedup(Rnd rnd) throws Exception {
assertMemoryLeak(() -> {
String tableNameBase = getTestName();
String tableNameWal = tableNameBase + "_wal";
String tableNameNoWal = tableNameBase + "_nonwal";
createInitialTable(tableNameWal, true, initialRowCount);
createInitialTable(tableNameNoWal, false, initialRowCount);
ObjList<FuzzTransaction> transactions;
try (TableReader reader = getReader(tableNameWal)) {
TableReaderMetadata metadata = reader.getMetadata();
long start = IntervalUtils.parseFloorPartialTimestamp("2022-02-24T17");
long end = start + partitionCount * Timestamps.DAY_MICROS;
transactions = generateSet(rnd, metadata, start, end, tableNameNoWal);
}
transactions = uniqueInserts(transactions);
O3Utils.setupWorkerPool(sharedWorkerPool, engine, null);
sharedWorkerPool.start(LOG);
try {
applyNonWal(transactions, tableNameNoWal, rnd);
ObjList<FuzzTransaction> transactionsWithDups = duplicateInserts(transactions, rnd);
ddl("alter table " + tableNameWal + " dedup upsert keys(ts)", sqlExecutionContext);
applyWal(transactionsWithDups, tableNameWal, 1 + rnd.nextInt(4), rnd);
String limit = "";
TestUtils.assertSqlCursors(engine, sqlExecutionContext, tableNameNoWal + limit, tableNameWal + limit, LOG);
assertRandomIndexes(tableNameNoWal, tableNameWal, rnd);
} finally {
sharedWorkerPool.halt();
}
});
}
private void shuffle(ObjList<FuzzTransactionOperation> operationList, Rnd rnd) {
for (int i = operationList.size(); i > 1; i--) {
swap(operationList, i - 1, rnd.nextInt(i));
}
}
private void splitTransactionInserts(ObjList<FuzzTransaction> transactions, int count, Rnd rnd) {
if (count > 1) {
ObjList<FuzzTransactionOperation> operationList = transactions.get(0).operationList;
if (operationList.size() > 0) {
int[] sizes = new int[count];
for (int i = 0; i < count - 1; i++) {
sizes[i] = rnd.nextInt(1 + rnd.nextInt(operationList.size()));
}
sizes[count - 1] = operationList.size();
Arrays.sort(sizes);
for (int i = count - 1; i > 0; i--) {
int chunkSize = sizes[i] - sizes[i - 1];
FuzzTransaction transaction = new FuzzTransaction();
transaction.operationList.addAll(operationList, operationList.size() - chunkSize, operationList.size());
operationList.setPos(operationList.size() - chunkSize);
transactions.insert(0, 1, transaction);
}
}
}
}
private void swap(ObjList<FuzzTransactionOperation> operationList, int i, int j) {
FuzzTransactionOperation tmp = operationList.getQuick(i);
operationList.setQuick(i, operationList.getQuick(j));
operationList.setQuick(j, tmp);
}
private String toCommaSeparatedString(RecordMetadata metadata, IntList upsertKeys) {
StringSink sink = new StringSink();
for (int i = 0; i < upsertKeys.size(); i++) {
int columnType = metadata.getColumnType(upsertKeys.get(i));
if (columnType > 0 && !ColumnType.isVariableLength(columnType)) {
if (i > 0) {
sink.put(',');
}
sink.put(metadata.getColumnName(upsertKeys.get(i)));
}
}
return sink.toString();
}
private ObjList<FuzzTransaction> uniqueInserts(ObjList<FuzzTransaction> transactions) {
ObjList<FuzzTransaction> result = new ObjList<>();
LongHashSet uniqueTimestamps = new LongHashSet();
for (int i = 0; i < transactions.size(); i++) {
FuzzTransaction transaction = transactions.getQuick(i);
if (!transaction.rollback) {
FuzzTransaction unique = new FuzzTransaction();
for (int j = 0; j < transaction.operationList.size(); j++) {
FuzzTransactionOperation operation = transaction.operationList.getQuick(j);
if (operation instanceof FuzzInsertOperation) {
if (uniqueTimestamps.add(((FuzzInsertOperation) operation).getTimestamp())) {
unique.operationList.add(operation);
}
} else {
unique.operationList.add(operation);
}
}
result.add(unique);
} else {
result.add(transaction);
}
}
return result;
}
private void validateNoTimestampDuplicates(
String tableName,
long fromTimestamp,
long delta,
long commit2Count,
String[] symbols,
int existingDups
) {
LOG.info().$("Validating no timestamp duplicates [from=").$ts(fromTimestamp)
.$(", delta=").$(delta)
.$(", commit2Count=").$(commit2Count)
.I$();
long lastTimestamp = Long.MIN_VALUE;
long toTimestamp = fromTimestamp + delta * commit2Count;
StringSink sink = new StringSink();
boolean started = false;
ObjIntHashMap<CharSequence> symbolSet = new ObjIntHashMap<>();
String nullSymbolValue = "nullSymbolValue_unlikely_to_be_generated_by_random";
boolean[] foundSymbols = null;
if (symbols != null) {
for (int i = 0; i < symbols.length; i++) {
if (symbols[i] != null) {
symbolSet.put(symbols[i], i);
} else {
symbolSet.put(nullSymbolValue, i);
}
}
foundSymbols = new boolean[symbols.length];
}
try (TableReader rdr = getReader(tableName)) {
TableReaderRecordCursor cursor = rdr.getCursor();
Record rec = cursor.getRecord();
AssertionError fail = null;
int dups = existingDups;
while (cursor.hasNext()) {
try {
long timestamp = rec.getTimestamp(0);
int commit = rec.getInt(1);
if (timestamp >= (fromTimestamp - Timestamps.MINUTE_MICROS * 5) || started) {
// Keep printing whole insert time range, regardless of the failures
started = true;
sink.putISODate(timestamp).put(',').put(commit);
if (symbols != null) {
sink.put(',').put(rec.getSym(2));
}
sink.put('\n');
}
// Until first failure
if (fail == null && timestamp < toTimestamp && timestamp >= fromTimestamp) {
if (symbols != null) {
if (timestamp > lastTimestamp && lastTimestamp >= fromTimestamp) {
// New timestamp, check all symbols were set
// and reset foundSymbols to false
assertAllSymbolsSet(foundSymbols, symbols, lastTimestamp);
}
CharSequence sym = rec.getSym(2);
if (sym == null) {
sym = nullSymbolValue;
}
int symbolIndex = symbolSet.get(sym);
if (foundSymbols[symbolIndex]) {
Assert.fail("Duplicate timestamp " + Timestamps.toUSecString(timestamp) + " for symbol '" + sym + "'");
}
foundSymbols[symbolIndex] = true;
} else {
if (timestamp == lastTimestamp) {
if (++dups > existingDups) {
Assert.fail("Duplicate timestamp " + Timestamps.toUSecString(timestamp));
}
} else {
dups = 1;
}
}
if (timestamp < lastTimestamp) {
Assert.fail("Out of order timestamp " +
Timestamps.toUSecString(lastTimestamp) +
" followed by " +
Timestamps.toUSecString(timestamp)
);
}
if ((timestamp - fromTimestamp) % delta == 0) {
Assert.assertEquals("expected commit at timestamp " + Timestamps.toUSecString(timestamp), 2, commit);
}
Assert.assertTrue("commit must be 1 or 2", commit > 0);
}
lastTimestamp = timestamp;
if (timestamp > (toTimestamp + Timestamps.MINUTE_MICROS * 5)) {
break;
}
} catch (AssertionError e) {
// Save failure, keep printing
fail = e;
}
}
if (fail != null) {
System.out.println(sink);
throw fail;
}
}
}
private static class DedupCursor implements RecordCursor {
private final StringSink currentRecordKeys = new StringSink();
private final IntList keyColumns = new IntList();
private final ObjHashSet<String> keyProcessed = new ObjHashSet<>();
private final RecordMetadata metadata;
private final RecordCursor nextRecCursor;
private final StringSink nextRecordKeys = new StringSink();
private final RecordCursor recordCursor;
private final IntList skipRecords = new IntList();
ObjList<String> recordKeys = new ObjList<>();
private long lastTimestamp = -1;
private int timestampColIndex = -1;
public DedupCursor(
RecordMetadata cursorMetadata,
RecordCursor innerCursor,
RecordCursor previewCursor,
ObjList<CharSequence> keyColumnNames
) {
this.recordCursor = innerCursor;
this.metadata = cursorMetadata;
this.nextRecCursor = previewCursor;
for (int i = 0; i < cursorMetadata.getColumnCount(); i++) {
CharSequence columnName = cursorMetadata.getColumnName(i);
if (keyColumnNames.contains(columnName)) {
keyColumns.add(i);
}
if (Chars.equals(columnName, "ts")) {
this.timestampColIndex = i;
}
}
}
@Override
public void close() {
}
@Override
public Record getRecord() {
return recordCursor.getRecord();
}
@Override
public Record getRecordB() {
return recordCursor.getRecordB();
}
@Override
public boolean hasNext() {
if (dispatchRecordsWithOffsets()) {
return true;
}
boolean hasNext;
do {
hasNext = nextRecCursor.hasNext();
long currentTs = hasNext ? nextRecCursor.getRecord().getLong(timestampColIndex) : Long.MIN_VALUE;
if (currentTs != lastTimestamp) {
lastTimestamp = currentTs;
// unleash the last records for each key
for (int i = recordKeys.size() - 1; i > -1; i--) {
if (keyProcessed.add(recordKeys.get(i))) {
skipRecords.add(i);
}
}
recordKeys.clear();
keyProcessed.clear();
// find differences between indexes in skipRecords
reverse(skipRecords);
int last = -1;
for (int i = 0; i < skipRecords.size(); i++) {
int val = skipRecords.get(i);
skipRecords.set(i, val - last);
last = val;
}
// reverse skip records for easier removal from the end
reverse(skipRecords);
if (dispatchRecordsWithOffsets()) {
if (hasNext) {
nextRecordKeys.clear();
printRecordToSink(nextRecCursor.getRecord(), nextRecordKeys);
recordKeys.add(nextRecordKeys.toString());
}
return true;
}
}