Examples with SqlTypeName org.apache.calcite.sql.type.SqlTypeName used on opensource projects

Example 96 with SqlTypeName

use of org.apache.calcite.sql.type.SqlTypeName in project hazelcast by hazelcast.

the class RexToExpression method extractRangeFromSearch.

@SuppressWarnings({ "unchecked", "UnstableApiUsage" })
public static RangeSet extractRangeFromSearch(RexLiteral literal) {
    Sarg<?> sarg = literal.getValueAs(Sarg.class);
    if (sarg == null) {
        return null;
    }
    RelDataType literalType = literal.getType();
    SqlTypeName sqlType = literalType.getSqlTypeName();
    return RangeSets.copy(sarg.rangeSet, value -> convertSargValue(value, sqlType));
}

Example 97 with SqlTypeName

use of org.apache.calcite.sql.type.SqlTypeName in project hazelcast by hazelcast.

the class OptUtils method convert.

/**
 * Converts a {@link TableField} to {@link RelDataType}.
 */
public static RelDataType convert(TableField field, RelDataTypeFactory typeFactory) {
    QueryDataType fieldType = field.getType();
    SqlTypeName sqlTypeName = HazelcastTypeUtils.toCalciteType(fieldType);
    if (sqlTypeName == null) {
        throw new IllegalStateException("Unsupported type family: " + fieldType + ", getSqlTypeName should never return null.");
    }
    if (sqlTypeName == SqlTypeName.OTHER) {
        return convertCustomType(fieldType);
    } else {
        RelDataType relType = typeFactory.createSqlType(sqlTypeName);
        return typeFactory.createTypeWithNullability(relType, true);
    }
}

Example 98 with SqlTypeName

use of org.apache.calcite.sql.type.SqlTypeName in project hazelcast by hazelcast.

the class LiteralUtils method literal.

public static Literal literal(RexNode node) {
    if (node.getKind() != SqlKind.LITERAL) {
        // Not a literal
        return null;
    }
    RexLiteral literal = (RexLiteral) node;
    SqlTypeName typeName = literal.getTypeName();
    // Intercept DATE, TIME, TIMESTAMP types to return (Offset, Local)(Date, Time) instead of Calendar class
    Object value = (DATETIME_TYPES.contains(typeName) && typeName != SqlTypeName.TIME_WITH_LOCAL_TIME_ZONE) ? createDateTimeValue(typeName, literal) : literal.getValue();
    return literal0(node.getType().getSqlTypeName(), value);
}

Example 99 with SqlTypeName

use of org.apache.calcite.sql.type.SqlTypeName in project apex-malhar by apache.

the class OperatorUtils method getFieldName.

/**
 * This method gives field name for POJO class for given {@link RelDataTypeField} object.
 *
 * @param field field object that needs to be converted to POJO class field name
 * @return Return field name from POJO class
 */
public static String getFieldName(RelDataTypeField field) {
    SqlTypeName sqlTypeName = field.getType().getSqlTypeName();
    String name = getValidFieldName(field);
    name = (sqlTypeName == SqlTypeName.TIMESTAMP) ? (name + "Ms") : ((sqlTypeName == SqlTypeName.DATE) ? (name + "Sec") : name);
    return name;
}

Example 100 with SqlTypeName

use of org.apache.calcite.sql.type.SqlTypeName in project beam by apache.

the class BeamSqlUnparseContext method toSql.

@Override
public SqlNode toSql(RexProgram program, RexNode rex) {
    if (rex.getKind().equals(SqlKind.LITERAL)) {
        final RexLiteral literal = (RexLiteral) rex;
        SqlTypeName name = literal.getTypeName();
        SqlTypeFamily family = name.getFamily();
        if (SqlTypeName.TIMESTAMP_WITH_LOCAL_TIME_ZONE.equals(name)) {
            TimestampString timestampString = literal.getValueAs(TimestampString.class);
            return new SqlDateTimeLiteral(timestampString, POS);
        } else if (SqlTypeFamily.BINARY.equals(family)) {
            ByteString byteString = literal.getValueAs(ByteString.class);
            BitString bitString = BitString.createFromHexString(byteString.toString(16));
            return new SqlByteStringLiteral(bitString, POS);
        } else if (SqlTypeFamily.CHARACTER.equals(family)) {
            String escaped = ESCAPE_FOR_ZETA_SQL.translate(literal.getValueAs(String.class));
            return SqlLiteral.createCharString(escaped, POS);
        } else if (SqlTypeName.SYMBOL.equals(literal.getTypeName())) {
            Enum symbol = literal.getValueAs(Enum.class);
            if (TimeUnitRange.DOW.equals(symbol)) {
                return new ReplaceLiteral(literal, POS, "DAYOFWEEK");
            } else if (TimeUnitRange.DOY.equals(symbol)) {
                return new ReplaceLiteral(literal, POS, "DAYOFYEAR");
            } else if (TimeUnitRange.WEEK.equals(symbol)) {
                return new ReplaceLiteral(literal, POS, "ISOWEEK");
            }
        }
    } else if (rex.getKind().equals(SqlKind.DYNAMIC_PARAM)) {
        final RexDynamicParam param = (RexDynamicParam) rex;
        final int index = param.getIndex();
        final String name = "null_param_" + index;
        nullParams.put(name, param.getType());
        return new NamedDynamicParam(index, POS, name);
    } else if (SqlKind.SEARCH.equals(rex.getKind())) {
        // Workaround CALCITE-4716
        RexCall search = (RexCall) rex;
        RexLocalRef ref = (RexLocalRef) search.operands.get(1);
        RexLiteral literal = (RexLiteral) program.getExprList().get(ref.getIndex());
        rex = search.clone(search.getType(), ImmutableList.of(search.operands.get(0), literal));
    }
    return super.toSql(program, rex);
}