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Tue, 2 Dec 2014 17:36:12 +0000 (UTC) Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: jamestaylor@apache.org To: commits@phoenix.apache.org Message-Id: X-Mailer: ASF-Git Admin Mailer Subject: phoenix git commit: PHOENIX-1480 Incorrect query results may occur when VIEW uses indexes from physical table Date: Tue, 2 Dec 2014 17:36:12 +0000 (UTC) Repository: phoenix Updated Branches: refs/heads/master a18086025 -> 766eec2b5 PHOENIX-1480 Incorrect query results may occur when VIEW uses indexes from physical table Conflicts: phoenix-core/src/main/java/org/apache/phoenix/compile/WhereCompiler.java phoenix-core/src/main/java/org/apache/phoenix/schema/ColumnRef.java phoenix-core/src/main/java/org/apache/phoenix/util/IndexUtil.java Project: http://git-wip-us.apache.org/repos/asf/phoenix/repo Commit: http://git-wip-us.apache.org/repos/asf/phoenix/commit/766eec2b Tree: http://git-wip-us.apache.org/repos/asf/phoenix/tree/766eec2b Diff: http://git-wip-us.apache.org/repos/asf/phoenix/diff/766eec2b Branch: refs/heads/master Commit: 766eec2b502410387e90a598649e88064e8c84d8 Parents: a180860 Author: James Taylor Authored: Tue Dec 2 09:22:47 2014 -0800 Committer: James Taylor Committed: Tue Dec 2 09:34:43 2014 -0800 ---------------------------------------------------------------------- .../java/org/apache/phoenix/end2end/ViewIT.java | 37 +++++++++++++++ .../end2end/index/DropIndexDuringUpsertIT.java | 2 + .../phoenix/compile/CreateTableCompiler.java | 13 +----- .../apache/phoenix/compile/FromCompiler.java | 14 +++++- .../phoenix/compile/IndexStatementRewriter.java | 1 + .../phoenix/compile/StatementContext.java | 4 ++ .../apache/phoenix/compile/WhereCompiler.java | 5 +++ .../apache/phoenix/compile/WhereOptimizer.java | 2 +- .../org/apache/phoenix/schema/ColumnRef.java | 30 ++----------- .../apache/phoenix/schema/MetaDataClient.java | 47 +++++++++++++++++--- .../org/apache/phoenix/schema/PTableImpl.java | 10 +++-- .../org/apache/phoenix/schema/TableRef.java | 33 +++++++++++++- .../java/org/apache/phoenix/util/IndexUtil.java | 40 +++++++++++++++++ .../java/org/apache/phoenix/util/QueryUtil.java | 14 ++++++ .../phoenix/compile/QueryOptimizerTest.java | 38 +++++++++++++++- 15 files changed, 239 insertions(+), 51 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/it/java/org/apache/phoenix/end2end/ViewIT.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/it/java/org/apache/phoenix/end2end/ViewIT.java b/phoenix-core/src/it/java/org/apache/phoenix/end2end/ViewIT.java index bc6f20d..0b06e03 100644 --- a/phoenix-core/src/it/java/org/apache/phoenix/end2end/ViewIT.java +++ b/phoenix-core/src/it/java/org/apache/phoenix/end2end/ViewIT.java @@ -34,6 +34,7 @@ import org.apache.phoenix.exception.SQLExceptionCode; import org.apache.phoenix.query.KeyRange; import org.apache.phoenix.schema.ReadOnlyTableException; import org.apache.phoenix.schema.TableNotFoundException; +import org.apache.phoenix.util.QueryUtil; import org.junit.Test; @@ -362,4 +363,40 @@ public class ViewIT extends BaseViewIT { //Expected } } + + @Test + public void testViewUsesTableIndex() throws Exception { + ResultSet rs; + Connection conn = DriverManager.getConnection(getUrl()); + String ddl = "CREATE TABLE t (k1 INTEGER NOT NULL, k2 INTEGER NOT NULL, k3 DECIMAL, s1 VARCHAR, s2 VARCHAR CONSTRAINT pk PRIMARY KEY (k1, k2, k3))"; + conn.createStatement().execute(ddl); + conn.createStatement().execute("CREATE INDEX i1 ON t(k3, k2) INCLUDE(s1, s2)"); + conn.createStatement().execute("CREATE INDEX i2 ON t(k3, k2, s2)"); + + ddl = "CREATE VIEW v AS SELECT * FROM t WHERE s1 = 'foo'"; + conn.createStatement().execute(ddl); + String[] s1Values = {"foo","bar"}; + for (int i = 0; i < 10; i++) { + conn.createStatement().execute("UPSERT INTO t VALUES(" + (i % 4) + "," + (i+100) + "," + (i > 5 ? 2 : 1) + ",'" + s1Values[i%2] + "','bas')"); + } + conn.commit(); + + rs = conn.createStatement().executeQuery("SELECT count(*) FROM v"); + assertTrue(rs.next()); + assertEquals(5, rs.getLong(1)); + assertFalse(rs.next()); + + conn.createStatement().execute("CREATE INDEX vi1 on v(k2)"); + + String query = "SELECT k2 FROM v WHERE k2 IN (100,109) AND k3 IN (1,2) AND s2='bas'"; + rs = conn.createStatement().executeQuery(query); + assertTrue(rs.next()); + assertEquals(100, rs.getInt(1)); + assertFalse(rs.next()); + rs = conn.createStatement().executeQuery("EXPLAIN " + query); + String queryPlan = QueryUtil.getExplainPlan(rs); + assertEquals( + "CLIENT PARALLEL 1-WAY SKIP SCAN ON 4 KEYS OVER I1 [1,100] - [2,109]\n" + + " SERVER FILTER BY (S2 = 'bas' AND S1 = 'foo')", queryPlan); + } } http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/it/java/org/apache/phoenix/end2end/index/DropIndexDuringUpsertIT.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/it/java/org/apache/phoenix/end2end/index/DropIndexDuringUpsertIT.java b/phoenix-core/src/it/java/org/apache/phoenix/end2end/index/DropIndexDuringUpsertIT.java index 4e44ec8..517630e 100644 --- a/phoenix-core/src/it/java/org/apache/phoenix/end2end/index/DropIndexDuringUpsertIT.java +++ b/phoenix-core/src/it/java/org/apache/phoenix/end2end/index/DropIndexDuringUpsertIT.java @@ -54,6 +54,7 @@ import org.apache.phoenix.util.SchemaUtil; import org.apache.phoenix.util.StringUtil; import org.junit.After; import org.junit.Before; +import org.junit.Ignore; import org.junit.Test; import org.junit.experimental.categories.Category; @@ -102,6 +103,7 @@ public class DropIndexDuringUpsertIT extends BaseTest { } } + @Ignore // FIXME: this fails 100% of the time on the Mac @Test(timeout = 300000) public void testWriteFailureDropIndex() throws Exception { String query; http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/compile/CreateTableCompiler.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/compile/CreateTableCompiler.java b/phoenix-core/src/main/java/org/apache/phoenix/compile/CreateTableCompiler.java index 7a8ebf4..ade8345 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/compile/CreateTableCompiler.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/compile/CreateTableCompiler.java @@ -47,7 +47,6 @@ import org.apache.phoenix.parse.ParseNode; import org.apache.phoenix.parse.SQLParser; import org.apache.phoenix.parse.SelectStatement; import org.apache.phoenix.parse.TableName; -import org.apache.phoenix.parse.WildcardParseNode; import org.apache.phoenix.query.DelegateConnectionQueryServices; import org.apache.phoenix.schema.ColumnRef; import org.apache.phoenix.schema.MetaDataClient; @@ -57,15 +56,12 @@ import org.apache.phoenix.schema.PTable.ViewType; import org.apache.phoenix.schema.PTableType; import org.apache.phoenix.schema.TableRef; import org.apache.phoenix.util.ByteUtil; +import org.apache.phoenix.util.QueryUtil; import com.google.common.collect.Iterators; public class CreateTableCompiler { - private static final String SELECT = "SELECT"; - private static final String FROM = "FROM"; - private static final String WHERE = "WHERE"; - private final PhoenixStatement statement; public CreateTableCompiler(PhoenixStatement statement) { @@ -110,12 +106,7 @@ public class CreateTableCompiler { Expression where = whereNode.accept(expressionCompiler); if (where != null && !LiteralExpression.isTrue(where)) { TableName baseTableName = create.getBaseTableName(); - String schemaName = baseTableName.getSchemaName(); - // Only form we currently support for VIEWs: SELECT * FROM t WHERE ... - viewStatementToBe = SELECT + " " + WildcardParseNode.NAME + " " + FROM + " " + - (schemaName == null ? "" : "\"" + schemaName + "\".") + - ("\"" + baseTableName.getTableName() + "\" ") + - (WHERE + " " + where.toString()); + viewStatementToBe = QueryUtil.getViewStatement(baseTableName.getSchemaName(), baseTableName.getTableName(), where); } if (viewTypeToBe != ViewType.MAPPED) { Long scn = connection.getSCN(); http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/compile/FromCompiler.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/compile/FromCompiler.java b/phoenix-core/src/main/java/org/apache/phoenix/compile/FromCompiler.java index b9246c9..fb3183a 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/compile/FromCompiler.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/compile/FromCompiler.java @@ -192,6 +192,12 @@ public class FromCompiler { return new SingleTableColumnResolver(connection, new TableRef(tableRef.getTableAlias(), t, tableRef.getLowerBoundTimeStamp(), tableRef.hasDynamicCols())); } + public static ColumnResolver getResolver(TableRef tableRef) + throws SQLException { + SingleTableColumnResolver visitor = new SingleTableColumnResolver(tableRef); + return visitor; + } + public static ColumnResolver getResolverForMutation(DMLStatement statement, PhoenixConnection connection) throws SQLException { /* @@ -238,6 +244,12 @@ public class FromCompiler { tableRefs = ImmutableList.of(tableRef); } + public SingleTableColumnResolver(TableRef tableRef) throws SQLException { + super(null, 0); + alias = tableRef.getTableAlias(); + tableRefs = ImmutableList.of(tableRef); + } + @Override public List getTables() { return tableRefs; @@ -306,7 +318,7 @@ public class FromCompiler { private BaseColumnResolver(PhoenixConnection connection, int tsAddition) { this.connection = connection; - this.client = new MetaDataClient(connection); + this.client = connection == null ? null : new MetaDataClient(connection); this.tsAddition = tsAddition; } http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/compile/IndexStatementRewriter.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/compile/IndexStatementRewriter.java b/phoenix-core/src/main/java/org/apache/phoenix/compile/IndexStatementRewriter.java index c645799..c9349ec 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/compile/IndexStatementRewriter.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/compile/IndexStatementRewriter.java @@ -95,6 +95,7 @@ public class IndexStatementRewriter extends ParseNodeRewriter { return node; String indexColName = IndexUtil.getIndexColumnName(dataCol); + // FIXME: why isn't this always case sensitive? ParseNode indexColNode = new ColumnParseNode(tName, node.isCaseSensitive() ? '"' + indexColName + '"' : indexColName, node.getAlias()); PDataType indexColType = IndexUtil.getIndexColumnDataType(dataCol); PDataType dataColType = dataColRef.getColumn().getDataType(); http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/compile/StatementContext.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/compile/StatementContext.java b/phoenix-core/src/main/java/org/apache/phoenix/compile/StatementContext.java index 47ce3c4..5a36907 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/compile/StatementContext.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/compile/StatementContext.java @@ -84,6 +84,10 @@ public class StatementContext { this(statement, FromCompiler.EMPTY_TABLE_RESOLVER, new Scan(), new SequenceManager(statement)); } + public StatementContext(PhoenixStatement statement, ColumnResolver resolver) { + this (statement, resolver, new Scan(), new SequenceManager(statement)); + } + public StatementContext(PhoenixStatement statement, ColumnResolver resolver, Scan scan, SequenceManager seqManager) { this.statement = statement; this.resolver = resolver; http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereCompiler.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereCompiler.java b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereCompiler.java index 471ee37..b3a9c2d 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereCompiler.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereCompiler.java @@ -80,6 +80,11 @@ public class WhereCompiler { public static Expression compile(StatementContext context, FilterableStatement statement) throws SQLException { return compile(context, statement, null, null); } + + public static Expression compile(StatementContext context, ParseNode whereNode) throws SQLException { + WhereExpressionCompiler viewWhereCompiler = new WhereExpressionCompiler(context, true); + return whereNode.accept(viewWhereCompiler); + } /** * Pushes where clause filter expressions into scan by building and setting a filter. http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java index f70ba21..9242506 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java @@ -417,7 +417,7 @@ public class WhereOptimizer { @Override public Expression visitLeave(AndExpression node, List l) { - if (l.size() != node.getChildren().size()) { + if (!l.equals(node.getChildren())) { if (l.isEmpty()) { // Don't return null here, because then our defaultReturn will kick in return LiteralExpression.newConstant(true, Determinism.ALWAYS); http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/schema/ColumnRef.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/schema/ColumnRef.java b/phoenix-core/src/main/java/org/apache/phoenix/schema/ColumnRef.java index d5ccc5c..f271ac5 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/schema/ColumnRef.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/schema/ColumnRef.java @@ -17,14 +17,11 @@ */ package org.apache.phoenix.schema; -import org.apache.hadoop.hbase.util.Bytes; import org.apache.http.annotation.Immutable; import org.apache.phoenix.expression.ColumnExpression; import org.apache.phoenix.expression.KeyValueColumnExpression; import org.apache.phoenix.expression.ProjectedColumnExpression; import org.apache.phoenix.expression.RowKeyColumnExpression; -import org.apache.phoenix.query.QueryConstants; -import org.apache.phoenix.util.IndexUtil; import org.apache.phoenix.util.SchemaUtil; @@ -96,39 +93,18 @@ public class ColumnRef { public ColumnExpression newColumnExpression() { PTable table = tableRef.getTable(); PColumn column = this.getColumn(); - boolean isIndex = table.getType() == PTableType.INDEX; + String displayName = tableRef.getColumnDisplayName(this); if (SchemaUtil.isPKColumn(column)) { - String name = column.getName().getString(); - if (isIndex) { - name = IndexUtil.getDataColumnName(name); - } return new RowKeyColumnExpression( column, new RowKeyValueAccessor(table.getPKColumns(), pkSlotPosition), - name); + displayName); } - if (isIndex) { - // Translate to the data table column name - String indexColumnName = column.getName().getString(); - String dataFamilyName = IndexUtil.getDataColumnFamilyName(indexColumnName); - String dataColumnName = IndexUtil.getDataColumnName(indexColumnName); - String defaultFamilyName = table.getDefaultFamilyName() == null ? QueryConstants.DEFAULT_COLUMN_FAMILY : table.getDefaultFamilyName().getString(); - String displayName = SchemaUtil.getColumnDisplayName(defaultFamilyName.equals(dataFamilyName) ? null : dataFamilyName, dataColumnName); - return new KeyValueColumnExpression(column, displayName); - } - - // TODO: In ExpressionCompiler create a ColumnRef for a local index that causes a - // different kind of ColumnExpression to be created here. You might be able to - // use ProjectedColumnExpression, but not sure. The column values from the data - // table should get returned in a single KeyValue in a similar format (using a - // KeyValueSchema). if (table.getType() == PTableType.JOIN || table.getType() == PTableType.SUBQUERY) { - return new ProjectedColumnExpression(column, table, column.getName().getString()); + return new ProjectedColumnExpression(column, table, displayName); } - byte[] defaultFamily = table.getDefaultFamilyName() == null ? QueryConstants.DEFAULT_COLUMN_FAMILY_BYTES : table.getDefaultFamilyName().getBytes(); - String displayName = SchemaUtil.getColumnDisplayName(Bytes.compareTo(defaultFamily, column.getFamilyName().getBytes()) == 0 ? null : column.getFamilyName().getBytes(), column.getName().getBytes()); return new KeyValueColumnExpression(column, displayName); } http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/schema/MetaDataClient.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/schema/MetaDataClient.java b/phoenix-core/src/main/java/org/apache/phoenix/schema/MetaDataClient.java index e5951fc..0085470 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/schema/MetaDataClient.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/schema/MetaDataClient.java @@ -361,7 +361,7 @@ public class MetaDataClient { // which is not really necessary unless you want to filter or add // columns addIndexesFromPhysicalTable(result); - connection.addTable(resultTable); + connection.addTable(result.getTable()); return result; } else { // if (result.getMutationCode() == MutationCode.NEWER_TABLE_FOUND) { @@ -374,7 +374,9 @@ public class MetaDataClient { if (table != null) { result.setTable(table); if (code == MutationCode.TABLE_ALREADY_EXISTS) { - addIndexesFromPhysicalTable(result); + if (addIndexesFromPhysicalTable(result)) { + connection.addTable(result.getTable()); + } return result; } if (code == MutationCode.TABLE_NOT_FOUND && tryCount + 1 == maxTryCount) { @@ -429,11 +431,39 @@ public class MetaDataClient { } } for (PTable index : indexes) { - for (PColumn pkColumn : index.getPKColumns()) { - try { - IndexUtil.getDataColumn(table, pkColumn.getName().getString()); + if (index.getViewIndexId() == null) { + boolean containsAllReqdCols = true; + // Ensure that all indexed columns from index on physical table + // exist in the view too (since view columns may be removed) + List pkColumns = index.getPKColumns(); + for (int i = index.getBucketNum() == null ? 0 : 1; i < pkColumns.size(); i++) { + try { + PColumn pkColumn = pkColumns.get(i); + IndexUtil.getDataColumn(table, pkColumn.getName().getString()); + } catch (IllegalArgumentException e) { // Ignore this index and continue with others + containsAllReqdCols = false; + break; + } + } + // Ensure that constant columns (i.e. columns matched in the view WHERE clause) + // all exist in the index on the physical table. + for (PColumn col : table.getColumns()) { + if (col.getViewConstant() != null) { + try { + // TODO: it'd be possible to use a local index that doesn't have all view constants + String indexColumnName = IndexUtil.getIndexColumnName(col); + index.getColumn(indexColumnName); + } catch (ColumnNotFoundException e) { // Ignore this index and continue with others + containsAllReqdCols = false; + break; + } + } + } + if (containsAllReqdCols) { + // Tack on view statement to index to get proper filtering for view + String viewStatement = IndexUtil.rewriteViewStatement(connection, index, physicalTable, table.getViewStatement()); + index = PTableImpl.makePTable(index, viewStatement); allIndexes.add(index); - } catch (IllegalArgumentException e) { // Ignore, and continue, as column was not found } } } @@ -1555,6 +1585,11 @@ public class MetaDataClient { dataTableName == null ? null : newSchemaName, dataTableName == null ? null : PNameFactory.newName(dataTableName), Collections.emptyList(), isImmutableRows, physicalNames, defaultFamilyName == null ? null : PNameFactory.newName(defaultFamilyName), viewStatement, Boolean.TRUE.equals(disableWAL), multiTenant, viewType, indexId, indexType); connection.addTable(table); + if (tableType == PTableType.VIEW) { + // Set wasUpdated to true to force attempt to add + // indexes from physical table to view. + addIndexesFromPhysicalTable(new MetaDataMutationResult(code, result.getMutationTime(), table, true)); + } return table; } } finally { http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/schema/PTableImpl.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/schema/PTableImpl.java b/phoenix-core/src/main/java/org/apache/phoenix/schema/PTableImpl.java index 66cfa0b..a877175 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/schema/PTableImpl.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/schema/PTableImpl.java @@ -174,14 +174,18 @@ public class PTableImpl implements PTable { } public static PTableImpl makePTable(PTable table, long timeStamp, List indexes) throws SQLException { - return makePTable(table, timeStamp, indexes, table.getSchemaName()); + return makePTable(table, timeStamp, indexes, table.getSchemaName(), table.getViewStatement()); } - public static PTableImpl makePTable(PTable table, long timeStamp, List indexes, PName parentSchemaName) throws SQLException { + public static PTable makePTable(PTable table, String viewStatement) throws SQLException { + return Objects.equal(viewStatement, table.getViewStatement()) ? table : makePTable(table, table.getTimeStamp(), table.getIndexes(), table.getSchemaName(), viewStatement); + } + + public static PTableImpl makePTable(PTable table, long timeStamp, List indexes, PName parentSchemaName, String viewStatement) throws SQLException { return new PTableImpl( table.getTenantId(), table.getSchemaName(), table.getTableName(), table.getType(), table.getIndexState(), timeStamp, table.getSequenceNumber() + 1, table.getPKName(), table.getBucketNum(), getColumnsToClone(table), parentSchemaName, table.getParentTableName(), - indexes, table.isImmutableRows(), table.getPhysicalNames(), table.getDefaultFamilyName(), table.getViewStatement(), + indexes, table.isImmutableRows(), table.getPhysicalNames(), table.getDefaultFamilyName(), viewStatement, table.isWALDisabled(), table.isMultiTenant(), table.getViewType(), table.getViewIndexId(), table.getIndexType(), table.getTableStats()); } http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/schema/TableRef.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/schema/TableRef.java b/phoenix-core/src/main/java/org/apache/phoenix/schema/TableRef.java index e58bb38..a88ba4d 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/schema/TableRef.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/schema/TableRef.java @@ -18,10 +18,14 @@ package org.apache.phoenix.schema; import org.apache.hadoop.hbase.HConstants; +import org.apache.hadoop.hbase.util.Bytes; +import org.apache.phoenix.query.QueryConstants; +import org.apache.phoenix.util.IndexUtil; +import org.apache.phoenix.util.SchemaUtil; -public final class TableRef { +public class TableRef { private PTable table; private final String alias; private final long upperBoundTimeStamp; @@ -65,6 +69,33 @@ public final class TableRef { return alias; } + public String getColumnDisplayName(ColumnRef ref) { + PColumn column = ref.getColumn(); + if (table.getType() == PTableType.JOIN || table.getType() == PTableType.SUBQUERY) { + return column.getName().getString(); + } + boolean isIndex = table.getType() == PTableType.INDEX; + if (SchemaUtil.isPKColumn(column)) { + String name = column.getName().getString(); + if (isIndex) { + return IndexUtil.getDataColumnName(name); + } + return name; + } + + if (isIndex) { + // Translate to the data table column name + String indexColumnName = column.getName().getString(); + String dataFamilyName = IndexUtil.getDataColumnFamilyName(indexColumnName); + String dataColumnName = IndexUtil.getDataColumnName(indexColumnName); + String defaultFamilyName = table.getDefaultFamilyName() == null ? QueryConstants.DEFAULT_COLUMN_FAMILY : table.getDefaultFamilyName().getString(); + return SchemaUtil.getColumnDisplayName(defaultFamilyName.equals(dataFamilyName) ? null : dataFamilyName, dataColumnName); + } + byte[] defaultFamily = table.getDefaultFamilyName() == null ? QueryConstants.DEFAULT_COLUMN_FAMILY_BYTES : table.getDefaultFamilyName().getBytes(); + String displayName = SchemaUtil.getColumnDisplayName(Bytes.compareTo(defaultFamily, column.getFamilyName().getBytes()) == 0 ? null : column.getFamilyName().getBytes(), column.getName().getBytes()); + return displayName; + } + @Override public int hashCode() { final int prime = 31; http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/util/IndexUtil.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/util/IndexUtil.java b/phoenix-core/src/main/java/org/apache/phoenix/util/IndexUtil.java index 7ed949a..b6d2fce 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/util/IndexUtil.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/util/IndexUtil.java @@ -40,6 +40,11 @@ import org.apache.hadoop.hbase.io.ImmutableBytesWritable; import org.apache.hadoop.hbase.regionserver.HRegion; import org.apache.hadoop.hbase.util.Bytes; import org.apache.hadoop.io.WritableUtils; +import org.apache.phoenix.compile.ColumnResolver; +import org.apache.phoenix.compile.FromCompiler; +import org.apache.phoenix.compile.IndexStatementRewriter; +import org.apache.phoenix.compile.StatementContext; +import org.apache.phoenix.compile.WhereCompiler; import org.apache.phoenix.coprocessor.BaseScannerRegionObserver; import org.apache.phoenix.exception.SQLExceptionCode; import org.apache.phoenix.exception.SQLExceptionInfo; @@ -54,15 +59,21 @@ import org.apache.phoenix.hbase.index.util.ImmutableBytesPtr; import org.apache.phoenix.hbase.index.util.KeyValueBuilder; import org.apache.phoenix.index.IndexMaintainer; import org.apache.phoenix.jdbc.PhoenixConnection; +import org.apache.phoenix.jdbc.PhoenixStatement; +import org.apache.phoenix.parse.ParseNode; +import org.apache.phoenix.parse.SQLParser; +import org.apache.phoenix.parse.SelectStatement; import org.apache.phoenix.query.QueryConstants; import org.apache.phoenix.schema.ColumnFamilyNotFoundException; import org.apache.phoenix.schema.ColumnNotFoundException; +import org.apache.phoenix.schema.ColumnRef; import org.apache.phoenix.schema.KeyValueSchema; import org.apache.phoenix.schema.PColumn; import org.apache.phoenix.schema.PColumnFamily; import org.apache.phoenix.schema.PDataType; import org.apache.phoenix.schema.PTable; import org.apache.phoenix.schema.TableNotFoundException; +import org.apache.phoenix.schema.TableRef; import org.apache.phoenix.schema.tuple.ResultTuple; import org.apache.phoenix.schema.tuple.Tuple; @@ -376,6 +387,35 @@ public class IndexUtil { return null; } + /** + * Rewrite a view statement to be valid against an index + * @param conn + * @param index + * @param table + * @return + * @throws SQLException + */ + public static String rewriteViewStatement(PhoenixConnection conn, PTable index, PTable table, String viewStatement) throws SQLException { + if (viewStatement == null) { + return null; + } + SelectStatement select = new SQLParser(viewStatement).parseQuery(); + ColumnResolver resolver = FromCompiler.getResolver(new TableRef(table)); + SelectStatement translatedSelect = IndexStatementRewriter.translate(select, resolver); + ParseNode whereNode = translatedSelect.getWhere(); + PhoenixStatement statement = new PhoenixStatement(conn); + TableRef indexTableRef = new TableRef(index) { + @Override + public String getColumnDisplayName(ColumnRef ref) { + return '"' + ref.getColumn().getName().getString() + '"'; + } + }; + ColumnResolver indexResolver = FromCompiler.getResolver(indexTableRef); + StatementContext context = new StatementContext(statement, indexResolver); + Expression whereClause = WhereCompiler.compile(context, whereNode); + return QueryUtil.getViewStatement(index.getSchemaName().getString(), index.getTableName().getString(), whereClause); + } + public static void wrapResultUsingOffset(List result, final int offset, ColumnReference[] dataColumns, TupleProjector tupleProjector, HRegion dataRegion, IndexMaintainer indexMaintainer, byte[][] viewConstants, ImmutableBytesWritable ptr) throws IOException { http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/main/java/org/apache/phoenix/util/QueryUtil.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/main/java/org/apache/phoenix/util/QueryUtil.java b/phoenix-core/src/main/java/org/apache/phoenix/util/QueryUtil.java index c3cf248..8739c6d 100644 --- a/phoenix-core/src/main/java/org/apache/phoenix/util/QueryUtil.java +++ b/phoenix-core/src/main/java/org/apache/phoenix/util/QueryUtil.java @@ -36,8 +36,10 @@ import org.apache.commons.logging.LogFactory; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.util.Addressing; import org.apache.hadoop.hbase.zookeeper.ZKConfig; +import org.apache.phoenix.expression.Expression; import org.apache.phoenix.iterate.ResultIterator; import org.apache.phoenix.jdbc.PhoenixDriver; +import org.apache.phoenix.parse.WildcardParseNode; import org.apache.phoenix.query.QueryServices; import com.google.common.base.Function; @@ -71,6 +73,10 @@ public final class QueryUtil { */ public static final int DATA_TYPE_NAME_POSITION = 6; + private static final String SELECT = "SELECT"; + private static final String FROM = "FROM"; + private static final String WHERE = "WHERE"; + /** * Private constructor */ @@ -251,4 +257,12 @@ public final class QueryUtil { return getUrl(server, port); } + + public static String getViewStatement(String schemaName, String tableName, Expression whereClause) { + // Only form we currently support for VIEWs: SELECT * FROM t WHERE ... + return SELECT + " " + WildcardParseNode.NAME + " " + FROM + " " + + (schemaName == null || schemaName.length() == 0 ? "" : ("\"" + schemaName + "\".")) + + ("\"" + tableName + "\" ") + + (WHERE + " " + whereClause.toString()); + } } \ No newline at end of file http://git-wip-us.apache.org/repos/asf/phoenix/blob/766eec2b/phoenix-core/src/test/java/org/apache/phoenix/compile/QueryOptimizerTest.java ---------------------------------------------------------------------- diff --git a/phoenix-core/src/test/java/org/apache/phoenix/compile/QueryOptimizerTest.java b/phoenix-core/src/test/java/org/apache/phoenix/compile/QueryOptimizerTest.java index c45d75c..9e37451 100644 --- a/phoenix-core/src/test/java/org/apache/phoenix/compile/QueryOptimizerTest.java +++ b/phoenix-core/src/test/java/org/apache/phoenix/compile/QueryOptimizerTest.java @@ -524,9 +524,45 @@ public class QueryOptimizerTest extends BaseConnectionlessQueryTest { stmt.setString(1, "1000"); QueryPlan plan = stmt.unwrap(PhoenixPreparedStatement.class).optimizeQuery(); assertEquals("Query should use index", PTableType.INDEX, plan.getTableRef().getTable().getType()); - } + @Test + public void testAssertQueryAgainstTenantSpecificViewDoesNotGoThroughIndex() throws Exception { + Connection conn = DriverManager.getConnection(getUrl(), new Properties()); + + // create table + conn.createStatement().execute("create table " + + "XYZ.ABC" + + " (organization_id char(15) not null, \n" + + " entity_id char(15) not null,\n" + + " a_string_array varchar(100) array[] not null,\n" + + " b_string varchar(100),\n" + + " a_string varchar,\n" + + " a_date date,\n" + + " CONSTRAINT pk PRIMARY KEY (organization_id, entity_id, a_string_array)\n" + + ")" + "MULTI_TENANT=true"); + + + // create index + conn.createStatement().execute("CREATE INDEX ABC_IDX ON XYZ.ABC (a_string) INCLUDE (a_date)"); + + conn.close(); + + // switch to a tenant specific connection + conn = DriverManager.getConnection(getUrl("tenantId")); + + // create a tenant specific view + conn.createStatement().execute("CREATE VIEW ABC_VIEW AS SELECT * FROM XYZ.ABC where b_string='foo'"); + + // query against the tenant specific view + String sql = "SELECT a_date FROM ABC_VIEW where a_string = ?"; + PreparedStatement stmt = conn.prepareStatement(sql); + stmt.setString(1, "1000"); + QueryPlan plan = stmt.unwrap(PhoenixPreparedStatement.class).optimizeQuery(); + // should not use index as index does not contain b_string + assertEquals("Query should not use index", PTableType.VIEW, plan.getTableRef().getTable().getType()); + } + private void assertPlanDetails(PreparedStatement stmt, String expectedPkCols, String expectedPkColsDataTypes, boolean expectedHasOrderBy, int expectedLimit) throws SQLException { Connection conn = stmt.getConnection(); QueryPlan plan = PhoenixRuntime.getOptimizedQueryPlan(stmt);