com.mapd.calcite.parser.HeavyDBSqlOperatorTable.ArrayLength Class Reference

Inheritance diagram for com.mapd.calcite.parser.HeavyDBSqlOperatorTable.ArrayLength:

Collaboration diagram for com.mapd.calcite.parser.HeavyDBSqlOperatorTable.ArrayLength:

Classes
interface	ArrayLengthErrors

Public Member Functions
	ArrayLength ()
RelDataType	inferReturnType (SqlOperatorBinding opBinding)
void	validateCall (SqlCall call, SqlValidator validator, SqlValidatorScope scope, SqlValidatorScope operandScope)

Static Public Attributes
static final ArrayLengthErrors	_ERRORS

Detailed Description

Definition at line 906 of file HeavyDBSqlOperatorTable.java.

Constructor & Destructor Documentation

com.mapd.calcite.parser.HeavyDBSqlOperatorTable.ArrayLength.ArrayLength ( )

inline

Definition at line 907 of file HeavyDBSqlOperatorTable.java.

                         {
      super("ARRAY_LENGTH",
              SqlKind.OTHER_FUNCTION,
              null,
              null,
              OperandTypes.ARRAY,
              SqlFunctionCategory.SYSTEM);
    }

Member Function Documentation

RelDataType com.mapd.calcite.parser.HeavyDBSqlOperatorTable.ArrayLength.inferReturnType ( SqlOperatorBinding  opBinding )

inline

Definition at line 917 of file HeavyDBSqlOperatorTable.java.

                                                                     {
      final RelDataTypeFactory typeFactory = opBinding.getTypeFactory();
      return typeFactory.createSqlType(SqlTypeName.INTEGER);
    }

void com.mapd.calcite.parser.HeavyDBSqlOperatorTable.ArrayLength.validateCall ( SqlCall  call, SqlValidator  validator, SqlValidatorScope  scope, SqlValidatorScope  operandScope  )

inline

Definition at line 923 of file HeavyDBSqlOperatorTable.java.

                                            {
      for (int i = 0; i < call.operandCount(); ++i) {
        SqlNode operand = call.operand(i);
        if (operand instanceof SqlCall) {
          SqlCall operand_call = (SqlCall) operand;
          SqlOperator call_oper = operand_call.getOperator();
          if (call_oper instanceof SqlFunction) {
            SqlFunction call_func = (SqlFunction) call_oper;
            if (call_func.getFunctionType()
                    == SqlFunctionCategory.USER_DEFINED_FUNCTION) {
              // Cannot call ARRAY_LENGTH(UDF_func) as its llvm return type
              // is different than the one expected by ARRAY_LENGTH
              // - UDF(...) -> {T*, i64, i8}*
              // - ARRAY_LENGTH(chunk_iter*) -> i32
              throw validator.newValidationError(
                      call, _ERRORS.illegalArrayLengthCall(call.toString()));
            }
          }
        }
      }
      super.validateCall(call, validator, scope, operandScope);
    }

Member Data Documentation

final ArrayLengthErrors com.mapd.calcite.parser.HeavyDBSqlOperatorTable.ArrayLength._ERRORS

static

Initial value:

=
            Resources.create(ArrayLengthErrors.class)

Definition at line 954 of file HeavyDBSqlOperatorTable.java.

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The documentation for this class was generated from the following file:

• /home/jenkins-slave/workspace/core-os-doxygen/java/calcite/src/main/java/com/mapd/calcite/parser/HeavyDBSqlOperatorTable.java