Package org.apache.hadoop.hive.metastore.parser

Examples of org.apache.hadoop.hive.metastore.parser.FilterParser

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      FilterLexer lexer = new FilterLexer(cs);

      CommonTokenStream tokens = new CommonTokenStream();
      tokens.setTokenSource (lexer);

      FilterParser parser = new FilterParser(tokens);

      try {
        parser.filter();
      } catch(RecognitionException re) {
        throw new MetaException("Error parsing partition filter : " + re);
      }

      String jdoFilter = parser.tree.generateJDOFilter(table, params);
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    boolean doTrace = LOG.isDebugEnabled();
    boolean doUseDirectSql = canUseDirectSql(allowSql);
    dbName = dbName.toLowerCase();
    tblName = tblName.toLowerCase();
    List<Partition> results = null;
    FilterParser parser = null;
    if (filter != null && filter.length() != 0) {
      LOG.debug("Filter specified is " + filter);
      parser = getFilterParser(filter);
    }
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    FilterLexer lexer = new FilterLexer(cs);

    CommonTokenStream tokens = new CommonTokenStream();
    tokens.setTokenSource (lexer);

    FilterParser parser = new FilterParser(tokens);

    try {
      parser.filter();
    } catch(RecognitionException re) {
      throw new MetaException("Error parsing partition filter : " + re);
    }

    if (lexer.errorMsg != null) {
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   * if mtable is not null, generates the query to filter over partitions in a table.
   * if mtable is null, generates the query to filter over tables in a database
   */
  private String makeQueryFilterString(MTable mtable, String filter,
      Map<String, Object> params) throws MetaException {
    FilterParser parser =
        (filter != null && filter.length() != 0) ? getFilterParser(filter) : null;
    return makeQueryFilterString(mtable, parser, params);
  }
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      FilterLexer lexer = new FilterLexer(cs);

      CommonTokenStream tokens = new CommonTokenStream();
      tokens.setTokenSource (lexer);

      FilterParser parser = new FilterParser(tokens);

      try {
        parser.filter();
      } catch(RecognitionException re) {
        throw new MetaException("Error parsing partition filter : " + re);
      }

      String jdoFilter = parser.tree.generateJDOFilter(table, params);
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  private FilterParser getFilterParser(String filter) throws MetaException {
    FilterLexer lexer = new FilterLexer(new ANTLRNoCaseStringStream(filter));
    CommonTokenStream tokens = new CommonTokenStream(lexer);

    FilterParser parser = new FilterParser(tokens);
    try {
      parser.filter();
    } catch(RecognitionException re) {
      throw new MetaException("Error parsing partition filter; lexer error: "
          + lexer.errorMsg + "; exception " + re);
    }
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    FilterLexer lexer = new FilterLexer(cs);

    CommonTokenStream tokens = new CommonTokenStream();
    tokens.setTokenSource (lexer);

    FilterParser parser = new FilterParser(tokens);

    try {
      parser.filter();
    } catch(RecognitionException re) {
      throw new MetaException("Error parsing partition filter : " + re);
    }

    if (lexer.errorMsg != null) {
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    } else {
      queryBuilder.append("database.name == dbName");
    }

    if (filter != null && filter.length() > 0) {
      FilterParser parser = getFilterParser(filter);
      String jdoFilter;

      if (mtable != null) {
        Table table = convertToTable(mtable);
        jdoFilter = parser.tree.generateJDOFilter(table, params);
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    FilterLexer lexer = new FilterLexer(cs);

    CommonTokenStream tokens = new CommonTokenStream();
    tokens.setTokenSource (lexer);

    FilterParser parser = new FilterParser(tokens);

    try {
      parser.filter();
    } catch(RecognitionException re) {
      throw new MetaException("Error parsing partition filter : " + re);
    }
    return parser;
  }
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    } else {
      queryBuilder.append("database.name == dbName");
    }

    if (filter != null && filter.length() > 0) {
      FilterParser parser = getFilterParser(filter);
      String jdoFilter;

      if (mtable != null) {
        Table table = convertToTable(mtable);
        jdoFilter = parser.tree.generateJDOFilter(table, params);
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Related Classes of org.apache.hadoop.hive.metastore.parser.FilterParser

  • org.apache.hadoop.hive.metastore.ObjectStore
  • org.apache.hadoop.hive.metastore.parser.ExpressionTree.LeafNode
  • org.apache.hadoop.hive.metastore.parser.ExpressionTree.Operator
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