Inheritance diagram for com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction:

Collaboration diagram for com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction:

Public Member Functions
RelDataType	inferReturnType (SqlOperatorBinding opBinding)

Package Functions
	ExtFunction (final String name, final ExtensionFunction sig)

Static Private Member Functions
static java.util.List < SqlTypeFamily >	toSqlSignature (final ExtensionFunction sig)

static boolean	isPointerType (final ExtensionFunction.ExtArgumentType type)

static ExtensionFunction.ExtArgumentType	getValueType (final ExtensionFunction.ExtArgumentType type)

static SqlTypeName	toSqlTypeName (final ExtensionFunction.ExtArgumentType type)

Private Attributes
final boolean	isRowUdf

final SqlTypeName	ret

Detailed Description

Definition at line 1436 of file MapDSqlOperatorTable.java.

Constructor & Destructor Documentation

com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.ExtFunction	(	final String	name,
		final ExtensionFunction	sig
	)

inlinepackage

Definition at line 1437 of file MapDSqlOperatorTable.java.

References com.mapd.parser.server.ExtensionFunction.getRet(), com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.isRowUdf, com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.ret, com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlSignature(), and com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlTypeName().

                                                                 {
       super(name,
               SqlKind.OTHER_FUNCTION,
               null,
               null,
               OperandTypes.family(toSqlSignature(sig)),
               sig.isRowUdf() ? SqlFunctionCategory.SYSTEM
                              : SqlFunctionCategory.USER_DEFINED_TABLE_FUNCTION);
       isRowUdf = sig.isRowUdf();
       if (isRowUdf) {
         ret = toSqlTypeName(sig.getRet());
       } else {
         ret = null;
       }
     }

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Member Function Documentation

static ExtensionFunction.ExtArgumentType com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.getValueType ( final ExtensionFunction.ExtArgumentType type )

inlinestaticprivate

Definition at line 1497 of file MapDSqlOperatorTable.java.

References assert(), PDouble, PFloat, PInt16, PInt32, PInt64, PInt8, and run_benchmark_import.type.

Referenced by com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlSignature().

                                                           {
       switch (type) {
         case PInt8:
           return ExtensionFunction.ExtArgumentType.Int8;
         case PInt16:
           return ExtensionFunction.ExtArgumentType.Int16;
         case PInt32:
           return ExtensionFunction.ExtArgumentType.Int32;
         case PInt64:
           return ExtensionFunction.ExtArgumentType.Int64;
         case PFloat:
           return ExtensionFunction.ExtArgumentType.Float;
         case PDouble:
           return ExtensionFunction.ExtArgumentType.Double;
       }
       MAPDLOGGER.error("getValueType: no value for type " + type);
       assert false;
       return null;
     }

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RelDataType com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.inferReturnType ( SqlOperatorBinding opBinding )

inline

Definition at line 1486 of file MapDSqlOperatorTable.java.

References assert(), com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.isRowUdf, and com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.ret.

                                                                      {
       if (isRowUdf) {
         final RelDataTypeFactory typeFactory = opBinding.getTypeFactory();
         return typeFactory.createTypeWithNullability(
                 typeFactory.createSqlType(ret), true);
       } else {
         assert opBinding.getOperandCount() == 2;
         return opBinding.getCursorOperand(0);
       }
     }

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static boolean com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.isPointerType ( final ExtensionFunction.ExtArgumentType type )

inlinestaticprivate

Definition at line 1476 of file MapDSqlOperatorTable.java.

References run_benchmark_import.type.

Referenced by com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlSignature().

                                                                                        {
       return type == ExtensionFunction.ExtArgumentType.PInt8
               || type == ExtensionFunction.ExtArgumentType.PInt16
               || type == ExtensionFunction.ExtArgumentType.PInt32
               || type == ExtensionFunction.ExtArgumentType.PInt64
               || type == ExtensionFunction.ExtArgumentType.PFloat
               || type == ExtensionFunction.ExtArgumentType.PDouble;
     }

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static java.util.List<SqlTypeFamily> com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlSignature ( final ExtensionFunction sig )

inlinestaticprivate

Definition at line 1453 of file MapDSqlOperatorTable.java.

References com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.getValueType(), com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.isPointerType(), com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.isRowUdf, and com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlTypeName().

Referenced by com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.ExtFunction().

                                          {
       java.util.List<SqlTypeFamily> sql_sig = new java.util.ArrayList<SqlTypeFamily>();
       boolean isRowUdf = sig.isRowUdf();
       for (int arg_idx = 0; arg_idx < sig.getArgs().size(); ++arg_idx) {
         final ExtensionFunction.ExtArgumentType arg_type = sig.getArgs().get(arg_idx);
         if (isRowUdf) {
           sql_sig.add(toSqlTypeName(arg_type).getFamily());
           if (isPointerType(arg_type)) {
             ++arg_idx;
           }
         } else {
           if (isPointerType(arg_type)) {
             /* TODO: eliminate using getValueType */
             sql_sig.add(toSqlTypeName(getValueType(arg_type)).getFamily());
           } else {
             sql_sig.add(toSqlTypeName(arg_type).getFamily());
           }
         }
       }
       return sql_sig;
     }

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static SqlTypeName com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlTypeName ( final ExtensionFunction.ExtArgumentType type )

inlinestaticprivate

Definition at line 1518 of file MapDSqlOperatorTable.java.

References ArrayDouble, ArrayFloat, ArrayInt16, ArrayInt32, ArrayInt64, ArrayInt8, assert(), Bool, Cursor, Double, Float, GeoLineString, GeoPoint, GeoPolygon, Int16, Int32, Int64, Int8, PDouble, PFloat, PInt16, PInt32, PInt64, PInt8, and run_benchmark_import.type.

Referenced by com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.ExtFunction(), and com.mapd.calcite.parser.MapDSqlOperatorTable.ExtFunction.toSqlSignature().

                                                           {
       switch (type) {
         case Bool:
           return SqlTypeName.BOOLEAN;
         case Int8:
           return SqlTypeName.TINYINT;
         case Int16:
           return SqlTypeName.SMALLINT;
         case Int32:
           return SqlTypeName.INTEGER;
         case Int64:
           return SqlTypeName.BIGINT;
         case Float:
           return SqlTypeName.FLOAT;
         case Double:
           return SqlTypeName.DOUBLE;
         case PInt8:
         case PInt16:
         case PInt32:
         case PInt64:
         case PFloat:
         case PDouble:
         case ArrayInt8:
         case ArrayInt16:
         case ArrayInt32:
         case ArrayInt64:
         case ArrayFloat:
         case ArrayDouble:
           return SqlTypeName.ARRAY;
         case GeoPoint:
         case GeoLineString:
         case GeoPolygon:
           return SqlTypeName.GEOMETRY;
         case Cursor:
           return SqlTypeName.CURSOR;
       }
       MAPDLOGGER.error("toSqlTypeName: unknown type " + type);
       assert false;
       return null;
     }