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Java SqlCall.operandCount方法代码示例

本文整理汇总了Java中org.apache.calcite.sql.SqlCall.operandCount方法的典型用法代码示例。如果您正苦于以下问题：Java SqlCall.operandCount方法的具体用法？Java SqlCall.operandCount怎么用？Java SqlCall.operandCount使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.calcite.sql.SqlCall的用法示例。


在下文中一共展示了SqlCall.operandCount方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: unparseCall

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
@Override public void unparseCall(SqlWriter writer, SqlCall call,
    int leftPrec, int rightPrec) {
  if (call.getOperator() == SqlStdOperatorTable.SUBSTRING) {
    SqlUtil.unparseFunctionSyntax(OracleSqlOperatorTable.SUBSTR, writer, call);
  } else {
    switch (call.getKind()) {
    case FLOOR:
      if (call.operandCount() != 2) {
        super.unparseCall(writer, call, leftPrec, rightPrec);
        return;
      }

      final SqlLiteral timeUnitNode = call.operand(1);
      final TimeUnitRange timeUnit = timeUnitNode.getValueAs(TimeUnitRange.class);

      SqlCall call2 = SqlFloorFunction.replaceTimeUnitOperand(call, timeUnit.name(),
          timeUnitNode.getParserPosition());
      SqlFloorFunction.unparseDatetimeFunction(writer, call2, "TRUNC", true);
      break;

    default:
      super.unparseCall(writer, call, leftPrec, rightPrec);
    }
  }
}
开发者ID:apache，项目名称:calcite，代码行数:26，代码来源:OracleSqlDialect.java

示例2: unparseCall

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
@Override public void unparseCall(SqlWriter writer, SqlCall call,
    int leftPrec, int rightPrec) {
  if (call.getOperator() == SqlStdOperatorTable.SUBSTRING) {
    if (call.operandCount() != 3) {
      throw new IllegalArgumentException("MSSQL SUBSTRING requires FROM and FOR arguments");
    }
    SqlUtil.unparseFunctionSyntax(MSSQL_SUBSTRING, writer, call);
  } else {
    switch (call.getKind()) {
    case FLOOR:
      if (call.operandCount() != 2) {
        super.unparseCall(writer, call, leftPrec, rightPrec);
        return;
      }
      unparseFloor(writer, call);
      break;

    default:
      super.unparseCall(writer, call, leftPrec, rightPrec);
    }
  }
}
开发者ID:apache，项目名称:calcite，代码行数:23，代码来源:MssqlSqlDialect.java

示例3: unparseCall

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
@Override public void unparseCall(SqlWriter writer, SqlCall call,
    int leftPrec, int rightPrec) {
  switch (call.getKind()) {
  case FLOOR:
    if (call.operandCount() != 2) {
      super.unparseCall(writer, call, leftPrec, rightPrec);
      return;
    }

    final SqlLiteral timeUnitNode = call.operand(1);
    final TimeUnitRange timeUnit = timeUnitNode.getValueAs(TimeUnitRange.class);

    final String translatedLit = convertTimeUnit(timeUnit);
    SqlCall call2 = SqlFloorFunction.replaceTimeUnitOperand(call, translatedLit,
        timeUnitNode.getParserPosition());
    SqlFloorFunction.unparseDatetimeFunction(writer, call2, "TRUNC", true);
    break;

  default:
    super.unparseCall(writer, call, leftPrec, rightPrec);
  }
}
开发者ID:apache，项目名称:calcite，代码行数:23，代码来源:HsqldbSqlDialect.java

示例4: unparseCall

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
@Override public void unparseCall(SqlWriter writer, SqlCall call,
    int leftPrec, int rightPrec) {
  switch (call.getKind()) {
  case FLOOR:
    if (call.operandCount() != 2) {
      super.unparseCall(writer, call, leftPrec, rightPrec);
      return;
    }

    unparseFloor(writer, call);
    break;

  default:
    super.unparseCall(writer, call, leftPrec, rightPrec);
  }
}
开发者ID:apache，项目名称:calcite，代码行数:17，代码来源:MysqlSqlDialect.java

示例5: unparseCall

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
@Override public void unparseCall(SqlWriter writer, SqlCall call,
    int leftPrec, int rightPrec) {
  switch (call.getKind()) {
  case FLOOR:
    if (call.operandCount() != 2) {
      super.unparseCall(writer, call, leftPrec, rightPrec);
      return;
    }

    final SqlLiteral timeUnitNode = call.operand(1);
    final TimeUnitRange timeUnit = timeUnitNode.getValueAs(TimeUnitRange.class);

    SqlCall call2 = SqlFloorFunction.replaceTimeUnitOperand(call, timeUnit.name(),
        timeUnitNode.getParserPosition());
    SqlFloorFunction.unparseDatetimeFunction(writer, call2, "DATE_TRUNC", false);
    break;

  default:
    super.unparseCall(writer, call, leftPrec, rightPrec);
  }
}
开发者ID:apache，项目名称:calcite，代码行数:22，代码来源:PostgresqlSqlDialect.java

示例6: unparse

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
public void unparse(
    SqlWriter writer,
    SqlCall call,
    int leftPrec,
    int rightPrec) {
  final SqlWriter.Frame frame = writer.startFunCall(getName());
  call.operand(0).unparse(writer, leftPrec, rightPrec);
  writer.sep("FROM");
  call.operand(1).unparse(writer, leftPrec, rightPrec);

  if (3 == call.operandCount()) {
    writer.sep("FOR");
    call.operand(2).unparse(writer, leftPrec, rightPrec);
  }

  writer.endFunCall(frame);
}
开发者ID:apache，项目名称:calcite，代码行数:18，代码来源:SqlSubstringFunction.java

示例7: unparse

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
public void unparse(
    SqlWriter writer,
    SqlCall call,
    int leftPrec,
    int rightPrec) {
  final SqlWriter.Frame frame = writer.startList("", "");
  call.operand(0).unparse(writer, getLeftPrec(), getRightPrec());
  writer.sep(getName());

  call.operand(1).unparse(writer, getLeftPrec(), getRightPrec());
  if (call.operandCount() == 3) {
    writer.sep("ESCAPE");
    call.operand(2).unparse(writer, getLeftPrec(), getRightPrec());
  }
  writer.endList(frame);
}
开发者ID:apache，项目名称:calcite，代码行数:17，代码来源:SqlLikeOperator.java

示例8: unparse

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
public void unparse(
    SqlWriter writer,
    SqlCall call,
    int leftPrec,
    int rightPrec) {
  final SqlWriter.Frame frame = writer.startFunCall(getName());
  call.operand(0).unparse(writer, leftPrec, rightPrec);
  writer.sep("PLACING");
  call.operand(1).unparse(writer, leftPrec, rightPrec);
  writer.sep("FROM");
  call.operand(2).unparse(writer, leftPrec, rightPrec);
  if (4 == call.operandCount()) {
    writer.sep("FOR");
    call.operand(3).unparse(writer, leftPrec, rightPrec);
  }
  writer.endFunCall(frame);
}
开发者ID:apache，项目名称:calcite，代码行数:18，代码来源:SqlOverlayFunction.java

示例9: checkIntervalConv

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
public void checkIntervalConv(String sql, String expected) {
  SqlValidator validator = getValidator();
  final SqlCall n = (SqlCall) parseAndValidate(validator, sql);

  SqlNode node = null;
  for (int i = 0; i < n.operandCount(); i++) {
    node = stripAs(n.operand(i));
    if (node instanceof SqlCall) {
      node = ((SqlCall) node).operand(0);
      break;
    }
  }

  assertNotNull(node);
  SqlIntervalLiteral intervalLiteral = (SqlIntervalLiteral) node;
  SqlIntervalLiteral.IntervalValue interval =
      (SqlIntervalLiteral.IntervalValue) intervalLiteral.getValue();
  long l =
      interval.getIntervalQualifier().isYearMonth()
          ? SqlParserUtil.intervalToMonths(interval)
          : SqlParserUtil.intervalToMillis(interval);
  String actual = l + "";
  assertEquals(expected, actual);
}
开发者ID:apache，项目名称:calcite，代码行数:25，代码来源:SqlTesterImpl.java

示例10: effectiveArgCount

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
private int effectiveArgCount(SqlCall call) {
	switch (call.getKind()) {
		case GROUPING:
			return call.operandCount();
		case GROUP_ID:
			return groupExprs.size();
		default:
			throw new AssertionError(call.getKind());
	}
}
开发者ID:axbaretto，项目名称:flink，代码行数:11，代码来源:SqlToRelConverter.java

示例11: isSimpleCount

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
private boolean isSimpleCount(SqlCall call) {
  if (call.getOperator().isName("COUNT") && call.operandCount() == 1) {
    final SqlNode parm = call.operand(0);
    if ((parm instanceof SqlIdentifier || parm instanceof SqlNumericLiteral) //
            && call.getFunctionQuantifier() == null) {
      return true;
    }
  }
  return false;
}
开发者ID:apache，项目名称:kylin，代码行数:11，代码来源:SqlToRelConverter.java

示例12: effectiveArgCount

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
private int effectiveArgCount(SqlCall call) {
  switch (call.getKind()) {
  case GROUPING:
    return call.operandCount();
  case GROUP_ID:
    return groupExprs.size();
  default:
    throw new AssertionError(call.getKind());
  }
}
开发者ID:apache，项目名称:kylin，代码行数:11，代码来源:SqlToRelConverter.java

示例13: convertFloorCeil

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
protected RexNode convertFloorCeil(SqlRexContext cx, SqlCall call) {
  final boolean floor = call.getKind() == SqlKind.FLOOR;
  // Rewrite floor, ceil of interval
  if (call.operandCount() == 1
      && call.operand(0) instanceof SqlIntervalLiteral) {
    final SqlIntervalLiteral literal = call.operand(0);
    SqlIntervalLiteral.IntervalValue interval =
        (SqlIntervalLiteral.IntervalValue) literal.getValue();
    BigDecimal val =
        interval.getIntervalQualifier().getStartUnit().multiplier;
    RexNode rexInterval = cx.convertExpression(literal);

    final RexBuilder rexBuilder = cx.getRexBuilder();
    RexNode zero = rexBuilder.makeExactLiteral(BigDecimal.valueOf(0));
    RexNode cond = ge(rexBuilder, rexInterval, zero);

    RexNode pad =
        rexBuilder.makeExactLiteral(val.subtract(BigDecimal.ONE));
    RexNode cast = rexBuilder.makeReinterpretCast(
        rexInterval.getType(), pad, rexBuilder.makeLiteral(false));
    RexNode sum = floor
        ? minus(rexBuilder, rexInterval, cast)
        : plus(rexBuilder, rexInterval, cast);

    RexNode kase = floor
        ? case_(rexBuilder, rexInterval, cond, sum)
        : case_(rexBuilder, sum, cond, rexInterval);

    RexNode factor = rexBuilder.makeExactLiteral(val);
    RexNode div = divideInt(rexBuilder, kase, factor);
    return multiply(rexBuilder, div, factor);
  }

  // normal floor, ceil function
  return convertFunction(cx, (SqlFunction) call.getOperator(), call);
}
开发者ID:apache，项目名称:calcite，代码行数:37，代码来源:StandardConvertletTable.java

示例14: registerSubQueries

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
private void registerSubQueries(
    SqlValidatorScope parentScope,
    SqlNode node) {
  if (node == null) {
    return;
  }
  if (node.getKind().belongsTo(SqlKind.QUERY)
      || node.getKind() == SqlKind.MULTISET_QUERY_CONSTRUCTOR
      || node.getKind() == SqlKind.MULTISET_VALUE_CONSTRUCTOR) {
    registerQuery(parentScope, null, node, node, null, false);
  } else if (node instanceof SqlCall) {
    validateNodeFeature(node);
    SqlCall call = (SqlCall) node;
    for (int i = 0; i < call.operandCount(); i++) {
      registerOperandSubQueries(parentScope, call, i);
    }
  } else if (node instanceof SqlNodeList) {
    SqlNodeList list = (SqlNodeList) node;
    for (int i = 0, count = list.size(); i < count; i++) {
      SqlNode listNode = list.get(i);
      if (listNode.getKind().belongsTo(SqlKind.QUERY)) {
        listNode =
            SqlStdOperatorTable.SCALAR_QUERY.createCall(
                listNode.getParserPosition(),
                listNode);
        list.set(i, listNode);
      }
      registerSubQueries(parentScope, listNode);
    }
  } else {
    // atomic node -- can be ignored
  }
}
开发者ID:apache，项目名称:calcite，代码行数:34，代码来源:SqlValidatorImpl.java

示例15: validateCall

import org.apache.calcite.sql.SqlCall; //导入方法依赖的package包/类
public void validateCall(
    SqlCall call,
    SqlValidatorScope scope) {
  final SqlOperator operator = call.getOperator();
  if ((call.operandCount() == 0)
      && (operator.getSyntax() == SqlSyntax.FUNCTION_ID)
      && !call.isExpanded()
      && !conformance.allowNiladicParentheses()) {
    // For example, "LOCALTIME()" is illegal. (It should be
    // "LOCALTIME", which would have been handled as a
    // SqlIdentifier.)
    throw handleUnresolvedFunction(call, (SqlFunction) operator,
        ImmutableList.<RelDataType>of(), null);
  }

  SqlValidatorScope operandScope = scope.getOperandScope(call);

  if (operator instanceof SqlFunction
      && ((SqlFunction) operator).getFunctionType()
          == SqlFunctionCategory.MATCH_RECOGNIZE
      && !(operandScope instanceof MatchRecognizeScope)) {
    throw newValidationError(call,
        Static.RESOURCE.functionMatchRecognizeOnly(call.toString()));
  }
  // Delegate validation to the operator.
  operator.validateCall(call, this, scope, operandScope);
}
开发者ID:apache，项目名称:calcite，代码行数:28，代码来源:SqlValidatorImpl.java


注：本文中的org.apache.calcite.sql.SqlCall.operandCount方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。