Examples with UnresolvedIdentifier org.apache.flink.table.catalog.UnresolvedIdentifier used on opensource projects

Example 11 with UnresolvedIdentifier

use of org.apache.flink.table.catalog.UnresolvedIdentifier in project flink by apache.

the class SqlToOperationConverter method convertCreateView.

/**
 * Convert CREATE VIEW statement.
 */
private Operation convertCreateView(SqlCreateView sqlCreateView) {
    final SqlNode query = sqlCreateView.getQuery();
    final SqlNodeList fieldList = sqlCreateView.getFieldList();
    UnresolvedIdentifier unresolvedIdentifier = UnresolvedIdentifier.of(sqlCreateView.fullViewName());
    ObjectIdentifier identifier = catalogManager.qualifyIdentifier(unresolvedIdentifier);
    String comment = sqlCreateView.getComment().map(c -> c.getNlsString().getValue()).orElse(null);
    CatalogView catalogView = convertViewQuery(query, fieldList.getList(), OperationConverterUtils.extractProperties(sqlCreateView.getProperties().orElse(null)), comment);
    return new CreateViewOperation(identifier, catalogView, sqlCreateView.isIfNotExists(), sqlCreateView.isTemporary());
}

Example 12 with UnresolvedIdentifier

use of org.apache.flink.table.catalog.UnresolvedIdentifier in project flink by apache.

the class SqlToOperationConverter method convertDescribeTable.

/**
 * Convert DESCRIBE [EXTENDED] [[catalogName.] dataBasesName].sqlIdentifier.
 */
private Operation convertDescribeTable(SqlRichDescribeTable sqlRichDescribeTable) {
    UnresolvedIdentifier unresolvedIdentifier = UnresolvedIdentifier.of(sqlRichDescribeTable.fullTableName());
    ObjectIdentifier identifier = catalogManager.qualifyIdentifier(unresolvedIdentifier);
    return new DescribeTableOperation(identifier, sqlRichDescribeTable.isExtended());
}

Example 13 with UnresolvedIdentifier

use of org.apache.flink.table.catalog.UnresolvedIdentifier in project flink by apache.

the class SqlToOperationConverter method convertShowColumns.

/**
 * Convert SHOW COLUMNS statement.
 */
private Operation convertShowColumns(SqlShowColumns sqlShowColumns) {
    UnresolvedIdentifier unresolvedIdentifier = UnresolvedIdentifier.of(sqlShowColumns.fullTableName());
    ObjectIdentifier identifier = catalogManager.qualifyIdentifier(unresolvedIdentifier);
    return new ShowColumnsOperation(identifier, sqlShowColumns.getLikeSqlPattern(), sqlShowColumns.isWithLike(), sqlShowColumns.isNotLike(), sqlShowColumns.getPreposition());
}

Example 14 with UnresolvedIdentifier

use of org.apache.flink.table.catalog.UnresolvedIdentifier in project flink by apache.

the class SqlCreateTableConverter method convertCreateTable.

/**
 * Convert the {@link SqlCreateTable} node.
 */
Operation convertCreateTable(SqlCreateTable sqlCreateTable) {
    sqlCreateTable.getTableConstraints().forEach(validateTableConstraint);
    CatalogTable catalogTable = createCatalogTable(sqlCreateTable);
    UnresolvedIdentifier unresolvedIdentifier = UnresolvedIdentifier.of(sqlCreateTable.fullTableName());
    ObjectIdentifier identifier = catalogManager.qualifyIdentifier(unresolvedIdentifier);
    return new CreateTableOperation(identifier, catalogTable, sqlCreateTable.isIfNotExists(), sqlCreateTable.isTemporary());
}

Example 15 with UnresolvedIdentifier

use of org.apache.flink.table.catalog.UnresolvedIdentifier in project flink by apache.

the class AbstractStreamTableEnvironmentImpl method fromStreamInternal.

protected <T> Table fromStreamInternal(DataStream<T> dataStream, @Nullable Schema schema, @Nullable String viewPath, ChangelogMode changelogMode) {
    Preconditions.checkNotNull(dataStream, "Data stream must not be null.");
    Preconditions.checkNotNull(changelogMode, "Changelog mode must not be null.");
    if (dataStream.getExecutionEnvironment() != executionEnvironment) {
        throw new ValidationException("The DataStream's StreamExecutionEnvironment must be identical to the one that " + "has been passed to the StreamTableEnvironment during instantiation.");
    }
    final CatalogManager catalogManager = getCatalogManager();
    final OperationTreeBuilder operationTreeBuilder = getOperationTreeBuilder();
    final SchemaTranslator.ConsumingResult schemaTranslationResult = SchemaTranslator.createConsumingResult(catalogManager.getDataTypeFactory(), dataStream.getType(), schema);
    final ResolvedCatalogTable resolvedCatalogTable = catalogManager.resolveCatalogTable(new ExternalCatalogTable(schemaTranslationResult.getSchema()));
    final ContextResolvedTable contextResolvedTable;
    if (viewPath != null) {
        UnresolvedIdentifier unresolvedIdentifier = getParser().parseIdentifier(viewPath);
        final ObjectIdentifier objectIdentifier = catalogManager.qualifyIdentifier(unresolvedIdentifier);
        contextResolvedTable = ContextResolvedTable.temporary(objectIdentifier, resolvedCatalogTable);
    } else {
        contextResolvedTable = ContextResolvedTable.anonymous("datastream_source", resolvedCatalogTable);
    }
    final QueryOperation scanOperation = new ExternalQueryOperation<>(contextResolvedTable, dataStream, schemaTranslationResult.getPhysicalDataType(), schemaTranslationResult.isTopLevelRecord(), changelogMode);
    final List<String> projections = schemaTranslationResult.getProjections();
    if (projections == null) {
        return createTable(scanOperation);
    }
    final QueryOperation projectOperation = operationTreeBuilder.project(projections.stream().map(ApiExpressionUtils::unresolvedRef).collect(Collectors.toList()), scanOperation);
    return createTable(projectOperation);
}