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com.mapd.calcite.parser.HeavyDBSqlOperatorTable.Datediff Class Reference
+ Inheritance diagram for com.mapd.calcite.parser.HeavyDBSqlOperatorTable.Datediff:
+ Collaboration diagram for com.mapd.calcite.parser.HeavyDBSqlOperatorTable.Datediff:

Public Member Functions

 Datediff ()
 
RelDataType inferReturnType (SqlOperatorBinding opBinding)
 

Detailed Description

Definition at line 587 of file HeavyDBSqlOperatorTable.java.

Constructor & Destructor Documentation

com.mapd.calcite.parser.HeavyDBSqlOperatorTable.Datediff.Datediff ( )
inline

Definition at line 588 of file HeavyDBSqlOperatorTable.java.

588  {
589  super("DATEDIFF",
590  SqlKind.OTHER_FUNCTION,
591  null,
592  null,
593  OperandTypes.family(SqlTypeFamily.STRING,
594  SqlTypeFamily.DATETIME,
595  SqlTypeFamily.DATETIME),
596  SqlFunctionCategory.TIMEDATE);
597  }

Member Function Documentation

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

Definition at line 600 of file HeavyDBSqlOperatorTable.java.

600  {
601  final RelDataTypeFactory typeFactory = opBinding.getTypeFactory();
602  return typeFactory.createTypeWithNullability(
603  typeFactory.createSqlType(SqlTypeName.BIGINT),
604  opBinding.getOperandType(1).isNullable()
605  || opBinding.getOperandType(2).isNullable());
606  }

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