Examples with SqlOperator org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.sql.SqlOperator used on opensource projects

Example 96 with SqlOperator

use of org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.sql.SqlOperator in project hazelcast by hazelcast.

the class HazelcastSqlOperatorTableTest method testReturnTypeInference.

@Test
public void testReturnTypeInference() {
    for (SqlOperator operator : HazelcastSqlOperatorTable.instance().getOperatorList()) {
        if (operator instanceof HazelcastTableFunction || operator instanceof HazelcastWindowTableFunction || operator == HazelcastSqlOperatorTable.IN || operator == HazelcastSqlOperatorTable.NOT_IN || operator == HazelcastSqlOperatorTable.UNION || operator == HazelcastSqlOperatorTable.UNION_ALL || operator == HazelcastSqlOperatorTable.ARGUMENT_ASSIGNMENT) {
            continue;
        }
        boolean valid = operator.getReturnTypeInference() instanceof HazelcastReturnTypeInference;
        assertTrue("Operator must have " + HazelcastReturnTypeInference.class.getSimpleName() + ": " + operator.getClass().getSimpleName(), valid);
    }
}

Example 97 with SqlOperator

use of org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.sql.SqlOperator in project hazelcast by hazelcast.

the class HazelcastSqlToRelConverter method constructComparisons.

/**
 * Constructs comparisons between
 * left-hand operand (as a rule, SqlIdentifier) and right-hand list.
 */
private List<RexNode> constructComparisons(Blackboard bb, List<RexNode> leftKeys, SqlNodeList valuesList) {
    final List<RexNode> comparisons = new ArrayList<>();
    for (SqlNode rightValues : valuesList) {
        RexNode rexComparison;
        final SqlOperator comparisonOp = SqlStdOperatorTable.EQUALS;
        if (leftKeys.size() == 1) {
            rexComparison = rexBuilder.makeCall(comparisonOp, leftKeys.get(0), ensureSqlType(leftKeys.get(0).getType(), bb.convertExpression(rightValues)));
        } else {
            assert rightValues instanceof SqlCall;
            final SqlBasicCall basicCall = (SqlBasicCall) rightValues;
            assert basicCall.getOperator() instanceof SqlRowOperator && basicCall.operandCount() == leftKeys.size();
            rexComparison = RexUtil.composeConjunction(rexBuilder, Pair.zip(leftKeys, basicCall.getOperandList()).stream().map(pair -> rexBuilder.makeCall(comparisonOp, pair.left, ensureSqlType(pair.left.getType(), bb.convertExpression(pair.right)))).collect(Collectors.toList()));
        }
        comparisons.add(rexComparison);
    }
    return comparisons;
}

Example 98 with SqlOperator

use of org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.sql.SqlOperator in project hazelcast by hazelcast.

the class HazelcastLikeOperator method reduceExpr.

@Override
public ReduceResult reduceExpr(int opOrdinal, TokenSequence list) {
    SqlNode exp0 = list.node(opOrdinal - 1);
    SqlOperator op = list.op(opOrdinal);
    assert op instanceof SqlLikeOperator;
    SqlNode exp1 = SqlParserUtil.toTreeEx(list, opOrdinal + 1, getRightPrec(), SqlKind.ESCAPE);
    SqlNode exp2 = null;
    if ((opOrdinal + 2) < list.size()) {
        if (list.isOp(opOrdinal + 2)) {
            SqlOperator op2 = list.op(opOrdinal + 2);
            if (op2.getKind() == SqlKind.ESCAPE) {
                exp2 = SqlParserUtil.toTreeEx(list, opOrdinal + 3, getRightPrec(), SqlKind.ESCAPE);
            }
        }
    }
    SqlNode[] operands;
    int end;
    if (exp2 != null) {
        operands = new SqlNode[] { exp0, exp1, exp2 };
        end = opOrdinal + 4;
    } else {
        operands = new SqlNode[] { exp0, exp1 };
        end = opOrdinal + 2;
    }
    SqlCall call = createCall(SqlParserPos.ZERO, operands);
    return new ReduceResult(opOrdinal - 1, end, call);
}

Example 99 with SqlOperator

use of org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.sql.SqlOperator in project hazelcast by hazelcast.

the class RexToExpression method convertCall.

/**
 * Converts a {@link RexCall} to {@link Expression}.
 *
 * @param call the call to convert.
 * @return the resulting expression.
 * @throws QueryException if the given {@link RexCall} can't be
 *                        converted.
 */
@SuppressWarnings({ "checkstyle:CyclomaticComplexity", "checkstyle:MethodLength", "checkstyle:ReturnCount", "checkstyle:NPathComplexity", "checkstyle:MagicNumber" })
public static Expression<?> convertCall(RexCall call, Expression<?>[] operands) {
    SqlOperator operator = call.getOperator();
    QueryDataType resultType = HazelcastTypeUtils.toHazelcastType(call.getType());
    switch(operator.getKind()) {
        case DEFAULT:
            return ConstantExpression.create(null, resultType);
        case CAST:
            if (operands[0].getType().equals(resultType)) {
                // nullable ones after the conversion.
                return operands[0];
            }
            return CastExpression.create(operands[0], resultType);
        case AND:
            return AndPredicate.create(operands);
        case OR:
            return OrPredicate.create(operands);
        case NOT:
            return NotPredicate.create(operands[0]);
        case PLUS:
            return PlusFunction.create(operands[0], operands[1], resultType);
        case MINUS:
            return MinusFunction.create(operands[0], operands[1], resultType);
        case TIMES:
            return MultiplyFunction.create(operands[0], operands[1], resultType);
        case DIVIDE:
            return DivideFunction.create(operands[0], operands[1], resultType);
        case MOD:
            return RemainderFunction.create(operands[0], operands[1], resultType);
        case MINUS_PREFIX:
            return UnaryMinusFunction.create(operands[0], resultType);
        case PLUS_PREFIX:
            return operands[0];
        case FLOOR:
            return FloorCeilFunction.create(operands[0], resultType, false);
        case CEIL:
            return FloorCeilFunction.create(operands[0], resultType, true);
        case EQUALS:
            return ComparisonPredicate.create(operands[0], operands[1], ComparisonMode.EQUALS);
        case NOT_EQUALS:
            return ComparisonPredicate.create(operands[0], operands[1], ComparisonMode.NOT_EQUALS);
        case GREATER_THAN:
            return ComparisonPredicate.create(operands[0], operands[1], ComparisonMode.GREATER_THAN);
        case GREATER_THAN_OR_EQUAL:
            return ComparisonPredicate.create(operands[0], operands[1], ComparisonMode.GREATER_THAN_OR_EQUAL);
        case LESS_THAN:
            return ComparisonPredicate.create(operands[0], operands[1], ComparisonMode.LESS_THAN);
        case LESS_THAN_OR_EQUAL:
            return ComparisonPredicate.create(operands[0], operands[1], ComparisonMode.LESS_THAN_OR_EQUAL);
        case SEARCH:
            return SearchPredicate.create(operands[0], operands[1]);
        case IS_TRUE:
            return IsTruePredicate.create(operands[0]);
        case IS_NOT_TRUE:
            return IsNotTruePredicate.create(operands[0]);
        case IS_FALSE:
            return IsFalsePredicate.create(operands[0]);
        case IS_NOT_FALSE:
            return IsNotFalsePredicate.create(operands[0]);
        case IS_NULL:
            return IsNullPredicate.create(operands[0]);
        case IS_NOT_NULL:
            return IsNotNullPredicate.create(operands[0]);
        case LIKE:
            boolean negated = ((HazelcastLikeOperator) operator).isNegated();
            Expression<?> escape1 = operands.length == 2 ? null : operands[2];
            return LikeFunction.create(operands[0], operands[1], escape1, negated);
        case TRIM:
            assert operands.length == 3;
            assert operands[0] instanceof SymbolExpression;
            SqlTrimFunction.Flag trimFlag = ((SymbolExpression) operands[0]).getSymbol();
            return TrimFunction.create(operands[2], operands[1], trimFlag.getLeft() == 1, trimFlag.getRight() == 1);
        case EXTRACT:
            assert operands.length == 2;
            assert operands[0] instanceof SymbolExpression;
            TimeUnitRange field = ((SymbolExpression) operands[0]).getSymbol();
            ExtractField extractField = convertField(field);
            return ExtractFunction.create(operands[1], extractField);
        case CASE:
            return CaseExpression.create(operands);
        case COALESCE:
            return CaseExpression.coalesce(operands);
        case NULLIF:
            return CaseExpression.nullif(operands[0], operands[1]);
        case OTHER:
            if (operator == HazelcastSqlOperatorTable.CONCAT) {
                assert operands.length == 2;
                return ConcatFunction.create(operands[0], operands[1]);
            }
            if (operator == HazelcastSqlOperatorTable.NOT_LIKE) {
                assert ((HazelcastLikeOperator) operator).isNegated();
                Expression<?> escape2 = operands.length == 2 ? null : operands[2];
                return LikeFunction.create(operands[0], operands[1], escape2, true);
            }
            break;
        case POSITION:
        case OTHER_FUNCTION:
            SqlFunction function = (SqlFunction) operator;
            // Math.
            if (function == HazelcastSqlOperatorTable.POWER) {
                assert operands.length == 2;
                return DoubleBiFunction.create(operands[0], operands[1], DoubleBiFunction.POWER);
            } else if (function == HazelcastSqlOperatorTable.SQUARE) {
                return DoubleFunction.create(operands[0], DoubleFunction.SQUARE);
            } else if (function == HazelcastSqlOperatorTable.SQRT) {
                return DoubleFunction.create(operands[0], DoubleFunction.SQRT);
            } else if (function == HazelcastSqlOperatorTable.CBRT) {
                return DoubleFunction.create(operands[0], DoubleFunction.CBRT);
            } else if (function == HazelcastSqlOperatorTable.COS) {
                return DoubleFunction.create(operands[0], DoubleFunction.COS);
            } else if (function == HazelcastSqlOperatorTable.SIN) {
                return DoubleFunction.create(operands[0], DoubleFunction.SIN);
            } else if (function == HazelcastSqlOperatorTable.TAN) {
                return DoubleFunction.create(operands[0], DoubleFunction.TAN);
            } else if (function == HazelcastSqlOperatorTable.COT) {
                return DoubleFunction.create(operands[0], DoubleFunction.COT);
            } else if (function == HazelcastSqlOperatorTable.ACOS) {
                return DoubleFunction.create(operands[0], DoubleFunction.ACOS);
            } else if (function == HazelcastSqlOperatorTable.ASIN) {
                return DoubleFunction.create(operands[0], DoubleFunction.ASIN);
            } else if (function == HazelcastSqlOperatorTable.ATAN) {
                return DoubleFunction.create(operands[0], DoubleFunction.ATAN);
            } else if (function == HazelcastSqlOperatorTable.ATAN2) {
                assert operands.length == 2;
                return DoubleBiFunction.create(operands[0], operands[1], DoubleBiFunction.ATAN2);
            } else if (function == HazelcastSqlOperatorTable.EXP) {
                return DoubleFunction.create(operands[0], DoubleFunction.EXP);
            } else if (function == HazelcastSqlOperatorTable.LN) {
                return DoubleFunction.create(operands[0], DoubleFunction.LN);
            } else if (function == HazelcastSqlOperatorTable.LOG10) {
                return DoubleFunction.create(operands[0], DoubleFunction.LOG10);
            } else if (function == HazelcastSqlOperatorTable.RAND) {
                return RandFunction.create(operands.length == 0 ? null : operands[0]);
            } else if (function == HazelcastSqlOperatorTable.ABS) {
                return AbsFunction.create(operands[0], resultType);
            } else if (function == SqlStdOperatorTable.PI) {
                return ConstantExpression.create(Math.PI, resultType);
            } else if (function == HazelcastSqlOperatorTable.SIGN) {
                return SignFunction.create(operands[0], resultType);
            } else if (function == HazelcastSqlOperatorTable.DEGREES) {
                return DoubleFunction.create(operands[0], DoubleFunction.DEGREES);
            } else if (function == HazelcastSqlOperatorTable.RADIANS) {
                return DoubleFunction.create(operands[0], DoubleFunction.RADIANS);
            } else if (function == HazelcastSqlOperatorTable.ROUND) {
                return RoundTruncateFunction.create(operands[0], operands.length == 1 ? null : operands[1], resultType, false);
            } else if (function == HazelcastSqlOperatorTable.TRUNCATE) {
                return RoundTruncateFunction.create(operands[0], operands.length == 1 ? null : operands[1], resultType, true);
            }
            if (function == CHAR_LENGTH || function == CHARACTER_LENGTH || function == LENGTH) {
                return CharLengthFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.UPPER) {
                return UpperFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.LOWER) {
                return LowerFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.INITCAP) {
                return InitcapFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.ASCII) {
                return AsciiFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.SUBSTRING) {
                Expression<?> input = operands[0];
                Expression<?> start = operands[1];
                Expression<?> length = operands.length > 2 ? operands[2] : null;
                return SubstringFunction.create(input, start, length);
            } else if (function == HazelcastSqlOperatorTable.LTRIM) {
                return TrimFunction.create(operands[0], null, true, false);
            } else if (function == HazelcastSqlOperatorTable.RTRIM) {
                return TrimFunction.create(operands[0], null, false, true);
            } else if (function == HazelcastSqlOperatorTable.BTRIM) {
                return TrimFunction.create(operands[0], null, true, true);
            } else if (function == HazelcastSqlOperatorTable.REPLACE) {
                return ReplaceFunction.create(operands[0], operands[1], operands[2]);
            } else if (function == HazelcastSqlOperatorTable.POSITION) {
                Expression<?> start = operands.length > 2 ? operands[2] : null;
                return PositionFunction.create(operands[0], operands[1], start);
            } else if (function == HazelcastSqlOperatorTable.TO_TIMESTAMP_TZ) {
                return ToTimestampTzFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.TO_EPOCH_MILLIS) {
                return ToEpochMillisFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.CONCAT_WS) {
                return ConcatWSFunction.create(operands);
            } else if (function == HazelcastSqlOperatorTable.JSON_QUERY) {
                final SqlJsonQueryWrapperBehavior wrapperBehavior = ((SymbolExpression) operands[2]).getSymbol();
                final SqlJsonQueryEmptyOrErrorBehavior onEmpty = ((SymbolExpression) operands[3]).getSymbol();
                final SqlJsonQueryEmptyOrErrorBehavior onError = ((SymbolExpression) operands[4]).getSymbol();
                return JsonQueryFunction.create(operands[0], operands[1], wrapperBehavior, onEmpty, onError);
            } else if (function == HazelcastJsonParseFunction.INSTANCE) {
                return JsonParseFunction.create(operands[0]);
            } else if (function == HazelcastSqlOperatorTable.JSON_VALUE) {
                final SqlJsonValueEmptyOrErrorBehavior onEmpty = ((SymbolExpression) operands[4]).getSymbol();
                final SqlJsonValueEmptyOrErrorBehavior onError = ((SymbolExpression) operands[5]).getSymbol();
                return JsonValueFunction.create(operands[0], operands[1], operands[2], operands[3], resultType, onEmpty, onError);
            } else if (function == HazelcastSqlOperatorTable.JSON_OBJECT) {
                final SqlJsonConstructorNullClause nullClause = ((SymbolExpression) operands[0]).getSymbol();
                final Expression<?>[] fields = Arrays.copyOfRange(operands, 1, operands.length);
                return JsonObjectFunction.create(fields, nullClause);
            } else if (function == HazelcastSqlOperatorTable.JSON_ARRAY) {
                final SqlJsonConstructorNullClause nullClause = ((SymbolExpression) operands[0]).getSymbol();
                final Expression<?>[] fields = Arrays.copyOfRange(operands, 1, operands.length);
                return JsonArrayFunction.create(fields, nullClause);
            }
            break;
        default:
            break;
    }
    throw QueryException.error("Unsupported operator: " + operator);
}

Example 100 with SqlOperator

use of org.apache.beam.vendor.calcite.v1_28_0.org.apache.calcite.sql.SqlOperator in project hazelcast by hazelcast.

the class HazelcastSqlValidator method containsStreamingSource.

/**
 * Goes over all the referenced tables in the given {@link SqlNode}
 * and returns true if any of them uses a streaming connector.
 */
public boolean containsStreamingSource(SqlNode node) {
    class FindStreamingTablesVisitor extends SqlBasicVisitor<Void> {

        boolean found;

        @Override
        public Void visit(SqlIdentifier id) {
            SqlValidatorTable table = getCatalogReader().getTable(id.names);
            // not every identifier is a table
            if (table != null) {
                HazelcastTable hazelcastTable = table.unwrap(HazelcastTable.class);
                if (hazelcastTable.getTarget() instanceof ViewTable) {
                    found = ((ViewTable) hazelcastTable.getTarget()).isStream();
                    return null;
                }
                SqlConnector connector = getJetSqlConnector(hazelcastTable.getTarget());
                if (connector.isStream()) {
                    found = true;
                    return null;
                }
            }
            return super.visit(id);
        }

        @Override
        public Void visit(SqlCall call) {
            SqlOperator operator = call.getOperator();
            if (operator instanceof HazelcastTableSourceFunction) {
                if (((HazelcastTableSourceFunction) operator).isStream()) {
                    found = true;
                    return null;
                }
            }
            return super.visit(call);
        }
    }
    FindStreamingTablesVisitor visitor = new FindStreamingTablesVisitor();
    node.accept(visitor);
    return visitor.found;
}