Examples with CalciteCatalogReader org.apache.calcite.prepare.CalciteCatalogReader used on opensource projects

Example 6 with CalciteCatalogReader

use of org.apache.calcite.prepare.CalciteCatalogReader in project storm by apache.

the class TestCompilerUtils method sqlOverNestedTable.

public static CalciteState sqlOverNestedTable(String sql) throws RelConversionException, ValidationException, SqlParseException {
    SchemaPlus schema = Frameworks.createRootSchema(true);
    JavaTypeFactory typeFactory = new JavaTypeFactoryImpl(RelDataTypeSystem.DEFAULT);
    StreamableTable streamableTable = new CompilerUtil.TableBuilderInfo(typeFactory).field("ID", SqlTypeName.INTEGER).field("MAPFIELD", typeFactory.createTypeWithNullability(typeFactory.createMapType(typeFactory.createTypeWithNullability(typeFactory.createSqlType(SqlTypeName.VARCHAR), true), typeFactory.createTypeWithNullability(typeFactory.createSqlType(SqlTypeName.INTEGER), true)), true)).field("NESTEDMAPFIELD", typeFactory.createTypeWithNullability(typeFactory.createMapType(typeFactory.createTypeWithNullability(typeFactory.createSqlType(SqlTypeName.VARCHAR), true), typeFactory.createTypeWithNullability(typeFactory.createMapType(typeFactory.createTypeWithNullability(typeFactory.createSqlType(SqlTypeName.VARCHAR), true), typeFactory.createTypeWithNullability(typeFactory.createSqlType(SqlTypeName.INTEGER), true)), true)), true)).field("ARRAYFIELD", typeFactory.createTypeWithNullability(typeFactory.createArrayType(typeFactory.createTypeWithNullability(typeFactory.createSqlType(SqlTypeName.INTEGER), true), -1L), true)).build();
    Table table = streamableTable.stream();
    schema.add("FOO", table);
    schema.add("BAR", table);
    schema.add("MYPLUS", ScalarFunctionImpl.create(MyPlus.class, "eval"));
    List<SqlOperatorTable> sqlOperatorTables = new ArrayList<>();
    sqlOperatorTables.add(SqlStdOperatorTable.instance());
    sqlOperatorTables.add(new CalciteCatalogReader(CalciteSchema.from(schema), false, Collections.<String>emptyList(), typeFactory));
    SqlOperatorTable chainedSqlOperatorTable = new ChainedSqlOperatorTable(sqlOperatorTables);
    FrameworkConfig config = Frameworks.newConfigBuilder().defaultSchema(schema).operatorTable(chainedSqlOperatorTable).build();
    Planner planner = Frameworks.getPlanner(config);
    SqlNode parse = planner.parse(sql);
    SqlNode validate = planner.validate(parse);
    RelNode tree = planner.convert(validate);
    System.out.println(RelOptUtil.toString(tree, SqlExplainLevel.ALL_ATTRIBUTES));
    return new CalciteState(schema, tree);
}

Example 7 with CalciteCatalogReader

use of org.apache.calcite.prepare.CalciteCatalogReader in project streamline by hortonworks.

the class TestCompilerUtils method sqlOverDummyTable.

public static CalciteState sqlOverDummyTable(String sql) throws RelConversionException, ValidationException, SqlParseException {
    SchemaPlus schema = Frameworks.createRootSchema(true);
    JavaTypeFactory typeFactory = new JavaTypeFactoryImpl(RelDataTypeSystem.DEFAULT);
    StreamableTable streamableTable = new CompilerUtil.TableBuilderInfo(typeFactory).field("ID", SqlTypeName.INTEGER).field("NAME", typeFactory.createType(String.class)).field("ADDR", typeFactory.createType(String.class)).build();
    Table table = streamableTable.stream();
    schema.add("FOO", table);
    schema.add("BAR", table);
    schema.add("MYPLUS", ScalarFunctionImpl.create(MyPlus.class, "eval"));
    List<SqlOperatorTable> sqlOperatorTables = new ArrayList<>();
    sqlOperatorTables.add(SqlStdOperatorTable.instance());
    sqlOperatorTables.add(new CalciteCatalogReader(CalciteSchema.from(schema), false, Collections.<String>emptyList(), typeFactory));
    SqlOperatorTable chainedSqlOperatorTable = new ChainedSqlOperatorTable(sqlOperatorTables);
    FrameworkConfig config = Frameworks.newConfigBuilder().defaultSchema(schema).operatorTable(chainedSqlOperatorTable).build();
    Planner planner = Frameworks.getPlanner(config);
    SqlNode parse = planner.parse(sql);
    SqlNode validate = planner.validate(parse);
    RelNode tree = planner.convert(validate);
    System.out.println(RelOptUtil.toString(tree, SqlExplainLevel.ALL_ATTRIBUTES));
    return new CalciteState(schema, tree);
}

Example 8 with CalciteCatalogReader

use of org.apache.calcite.prepare.CalciteCatalogReader in project streamline by hortonworks.

the class StreamlineSqlImpl method buildFrameWorkConfig.

private FrameworkConfig buildFrameWorkConfig() {
    if (hasUdf) {
        List<SqlOperatorTable> sqlOperatorTables = new ArrayList<>();
        sqlOperatorTables.add(SqlStdOperatorTable.instance());
        sqlOperatorTables.add(new CalciteCatalogReader(CalciteSchema.from(schema), false, Collections.<String>emptyList(), typeFactory));
        return Frameworks.newConfigBuilder().defaultSchema(schema).operatorTable(new ChainedSqlOperatorTable(sqlOperatorTables)).build();
    } else {
        return Frameworks.newConfigBuilder().defaultSchema(schema).build();
    }
}

Example 9 with CalciteCatalogReader

use of org.apache.calcite.prepare.CalciteCatalogReader in project beam by apache.

the class CalciteQueryPlanner method defaultConfig.

public FrameworkConfig defaultConfig(JdbcConnection connection, Collection<RuleSet> ruleSets) {
    final CalciteConnectionConfig config = connection.config();
    final SqlParser.ConfigBuilder parserConfig = SqlParser.configBuilder().setQuotedCasing(config.quotedCasing()).setUnquotedCasing(config.unquotedCasing()).setQuoting(config.quoting()).setConformance(config.conformance()).setCaseSensitive(config.caseSensitive());
    final SqlParserImplFactory parserFactory = config.parserFactory(SqlParserImplFactory.class, null);
    if (parserFactory != null) {
        parserConfig.setParserFactory(parserFactory);
    }
    final SchemaPlus schema = connection.getRootSchema();
    final SchemaPlus defaultSchema = connection.getCurrentSchemaPlus();
    final ImmutableList<RelTraitDef> traitDefs = ImmutableList.of(ConventionTraitDef.INSTANCE);
    final CalciteCatalogReader catalogReader = new CalciteCatalogReader(CalciteSchema.from(schema), ImmutableList.of(defaultSchema.getName()), connection.getTypeFactory(), connection.config());
    final SqlOperatorTable opTab0 = connection.config().fun(SqlOperatorTable.class, SqlStdOperatorTable.instance());
    return Frameworks.newConfigBuilder().parserConfig(parserConfig.build()).defaultSchema(defaultSchema).traitDefs(traitDefs).context(Contexts.of(connection.config())).ruleSets(ruleSets.toArray(new RuleSet[0])).costFactory(BeamCostModel.FACTORY).typeSystem(connection.getTypeFactory().getTypeSystem()).operatorTable(SqlOperatorTables.chain(opTab0, catalogReader)).build();
}

Example 10 with CalciteCatalogReader

use of org.apache.calcite.prepare.CalciteCatalogReader in project apex-malhar by apache.

the class SQLExecEnvironment method buildFrameWorkConfig.

/**
 * Method method build a calcite framework configuration for calcite to parse SQL and generate relational tree
 * out of it.
 * @return FrameworkConfig
 */
private FrameworkConfig buildFrameWorkConfig() {
    List<SqlOperatorTable> sqlOperatorTables = new ArrayList<>();
    sqlOperatorTables.add(SqlStdOperatorTable.instance());
    sqlOperatorTables.add(new CalciteCatalogReader(CalciteSchema.from(schema), false, Collections.<String>emptyList(), typeFactory));
    return Frameworks.newConfigBuilder().defaultSchema(schema).parserConfig(SqlParser.configBuilder().setLex(Lex.MYSQL).build()).operatorTable(new ChainedSqlOperatorTable(sqlOperatorTables)).build();
}