Examples with StringColumnStatsData org.apache.hadoop.hive.metastore.api.StringColumnStatsData used on opensource projects

Example 26 with StringColumnStatsData

use of org.apache.hadoop.hive.metastore.api.StringColumnStatsData in project hive by apache.

the class MetaDataFormatUtils method formatWithIndentation.

private static void formatWithIndentation(String colName, String colType, String colComment, StringBuilder tableInfo, List<ColumnStatisticsObj> colStats) {
    tableInfo.append(String.format("%-" + ALIGNMENT + "s", colName)).append(FIELD_DELIM);
    tableInfo.append(String.format("%-" + ALIGNMENT + "s", colType)).append(FIELD_DELIM);
    if (colStats != null) {
        ColumnStatisticsObj cso = getColumnStatisticsObject(colName, colType, colStats);
        if (cso != null) {
            ColumnStatisticsData csd = cso.getStatsData();
            if (csd.isSetBinaryStats()) {
                BinaryColumnStatsData bcsd = csd.getBinaryStats();
                appendColumnStats(tableInfo, "", "", bcsd.getNumNulls(), "", bcsd.getAvgColLen(), bcsd.getMaxColLen(), "", "");
            } else if (csd.isSetStringStats()) {
                StringColumnStatsData scsd = csd.getStringStats();
                appendColumnStats(tableInfo, "", "", scsd.getNumNulls(), scsd.getNumDVs(), scsd.getAvgColLen(), scsd.getMaxColLen(), "", "");
            } else if (csd.isSetBooleanStats()) {
                BooleanColumnStatsData bcsd = csd.getBooleanStats();
                appendColumnStats(tableInfo, "", "", bcsd.getNumNulls(), "", "", "", bcsd.getNumTrues(), bcsd.getNumFalses());
            } else if (csd.isSetDecimalStats()) {
                DecimalColumnStatsData dcsd = csd.getDecimalStats();
                appendColumnStats(tableInfo, convertToString(dcsd.getLowValue()), convertToString(dcsd.getHighValue()), dcsd.getNumNulls(), dcsd.getNumDVs(), "", "", "", "");
            } else if (csd.isSetDoubleStats()) {
                DoubleColumnStatsData dcsd = csd.getDoubleStats();
                appendColumnStats(tableInfo, dcsd.getLowValue(), dcsd.getHighValue(), dcsd.getNumNulls(), dcsd.getNumDVs(), "", "", "", "");
            } else if (csd.isSetLongStats()) {
                LongColumnStatsData lcsd = csd.getLongStats();
                appendColumnStats(tableInfo, lcsd.getLowValue(), lcsd.getHighValue(), lcsd.getNumNulls(), lcsd.getNumDVs(), "", "", "", "");
            } else if (csd.isSetDateStats()) {
                DateColumnStatsData dcsd = csd.getDateStats();
                appendColumnStats(tableInfo, convertToString(dcsd.getLowValue()), convertToString(dcsd.getHighValue()), dcsd.getNumNulls(), dcsd.getNumDVs(), "", "", "", "");
            }
        } else {
            appendColumnStats(tableInfo, "", "", "", "", "", "", "", "");
        }
    }
    int colNameLength = ALIGNMENT > colName.length() ? ALIGNMENT : colName.length();
    int colTypeLength = ALIGNMENT > colType.length() ? ALIGNMENT : colType.length();
    indentMultilineValue(colComment, tableInfo, new int[] { colNameLength, colTypeLength }, false);
}

Example 27 with StringColumnStatsData

use of org.apache.hadoop.hive.metastore.api.StringColumnStatsData in project hive by apache.

the class MetaDataFormatUtils method formatWithoutIndentation.

private static void formatWithoutIndentation(String name, String type, String comment, StringBuilder colBuffer, List<ColumnStatisticsObj> colStats) {
    colBuffer.append(name);
    colBuffer.append(FIELD_DELIM);
    colBuffer.append(type);
    colBuffer.append(FIELD_DELIM);
    if (colStats != null) {
        ColumnStatisticsObj cso = getColumnStatisticsObject(name, type, colStats);
        if (cso != null) {
            ColumnStatisticsData csd = cso.getStatsData();
            if (csd.isSetBinaryStats()) {
                BinaryColumnStatsData bcsd = csd.getBinaryStats();
                appendColumnStatsNoFormatting(colBuffer, "", "", bcsd.getNumNulls(), "", bcsd.getAvgColLen(), bcsd.getMaxColLen(), "", "");
            } else if (csd.isSetStringStats()) {
                StringColumnStatsData scsd = csd.getStringStats();
                appendColumnStatsNoFormatting(colBuffer, "", "", scsd.getNumNulls(), scsd.getNumDVs(), scsd.getAvgColLen(), scsd.getMaxColLen(), "", "");
            } else if (csd.isSetBooleanStats()) {
                BooleanColumnStatsData bcsd = csd.getBooleanStats();
                appendColumnStatsNoFormatting(colBuffer, "", "", bcsd.getNumNulls(), "", "", "", bcsd.getNumTrues(), bcsd.getNumFalses());
            } else if (csd.isSetDecimalStats()) {
                DecimalColumnStatsData dcsd = csd.getDecimalStats();
                appendColumnStatsNoFormatting(colBuffer, convertToString(dcsd.getLowValue()), convertToString(dcsd.getHighValue()), dcsd.getNumNulls(), dcsd.getNumDVs(), "", "", "", "");
            } else if (csd.isSetDoubleStats()) {
                DoubleColumnStatsData dcsd = csd.getDoubleStats();
                appendColumnStatsNoFormatting(colBuffer, dcsd.getLowValue(), dcsd.getHighValue(), dcsd.getNumNulls(), dcsd.getNumDVs(), "", "", "", "");
            } else if (csd.isSetLongStats()) {
                LongColumnStatsData lcsd = csd.getLongStats();
                appendColumnStatsNoFormatting(colBuffer, lcsd.getLowValue(), lcsd.getHighValue(), lcsd.getNumNulls(), lcsd.getNumDVs(), "", "", "", "");
            } else if (csd.isSetDateStats()) {
                DateColumnStatsData dcsd = csd.getDateStats();
                appendColumnStatsNoFormatting(colBuffer, convertToString(dcsd.getLowValue()), convertToString(dcsd.getHighValue()), dcsd.getNumNulls(), dcsd.getNumDVs(), "", "", "", "");
            }
        } else {
            appendColumnStatsNoFormatting(colBuffer, "", "", "", "", "", "", "", "");
        }
    }
    colBuffer.append(comment == null ? "" : HiveStringUtils.escapeJava(comment));
    colBuffer.append(LINE_DELIM);
}

Example 28 with StringColumnStatsData

use of org.apache.hadoop.hive.metastore.api.StringColumnStatsData in project hive by apache.

the class StatObjectConverter method fillColumnStatisticsData.

// SQL
public static void fillColumnStatisticsData(String colType, ColumnStatisticsData data, Object llow, Object lhigh, Object dlow, Object dhigh, Object declow, Object dechigh, Object nulls, Object dist, Object avglen, Object maxlen, Object trues, Object falses) throws MetaException {
    colType = colType.toLowerCase();
    if (colType.equals("boolean")) {
        BooleanColumnStatsData boolStats = new BooleanColumnStatsData();
        boolStats.setNumFalses(MetaStoreDirectSql.extractSqlLong(falses));
        boolStats.setNumTrues(MetaStoreDirectSql.extractSqlLong(trues));
        boolStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        data.setBooleanStats(boolStats);
    } else if (colType.equals("string") || colType.startsWith("varchar") || colType.startsWith("char")) {
        StringColumnStatsData stringStats = new StringColumnStatsData();
        stringStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        stringStats.setAvgColLen(MetaStoreDirectSql.extractSqlDouble(avglen));
        stringStats.setMaxColLen(MetaStoreDirectSql.extractSqlLong(maxlen));
        stringStats.setNumDVs(MetaStoreDirectSql.extractSqlLong(dist));
        data.setStringStats(stringStats);
    } else if (colType.equals("binary")) {
        BinaryColumnStatsData binaryStats = new BinaryColumnStatsData();
        binaryStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        binaryStats.setAvgColLen(MetaStoreDirectSql.extractSqlDouble(avglen));
        binaryStats.setMaxColLen(MetaStoreDirectSql.extractSqlLong(maxlen));
        data.setBinaryStats(binaryStats);
    } else if (colType.equals("bigint") || colType.equals("int") || colType.equals("smallint") || colType.equals("tinyint") || colType.equals("timestamp")) {
        LongColumnStatsData longStats = new LongColumnStatsData();
        longStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        if (lhigh != null) {
            longStats.setHighValue(MetaStoreDirectSql.extractSqlLong(lhigh));
        }
        if (llow != null) {
            longStats.setLowValue(MetaStoreDirectSql.extractSqlLong(llow));
        }
        longStats.setNumDVs(MetaStoreDirectSql.extractSqlLong(dist));
        data.setLongStats(longStats);
    } else if (colType.equals("double") || colType.equals("float")) {
        DoubleColumnStatsData doubleStats = new DoubleColumnStatsData();
        doubleStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        if (dhigh != null) {
            doubleStats.setHighValue(MetaStoreDirectSql.extractSqlDouble(dhigh));
        }
        if (dlow != null) {
            doubleStats.setLowValue(MetaStoreDirectSql.extractSqlDouble(dlow));
        }
        doubleStats.setNumDVs(MetaStoreDirectSql.extractSqlLong(dist));
        data.setDoubleStats(doubleStats);
    } else if (colType.startsWith("decimal")) {
        DecimalColumnStatsData decimalStats = new DecimalColumnStatsData();
        decimalStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        if (dechigh != null) {
            decimalStats.setHighValue(createThriftDecimal((String) dechigh));
        }
        if (declow != null) {
            decimalStats.setLowValue(createThriftDecimal((String) declow));
        }
        decimalStats.setNumDVs(MetaStoreDirectSql.extractSqlLong(dist));
        data.setDecimalStats(decimalStats);
    } else if (colType.equals("date")) {
        DateColumnStatsData dateStats = new DateColumnStatsData();
        dateStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        if (lhigh != null) {
            dateStats.setHighValue(new Date(MetaStoreDirectSql.extractSqlLong(lhigh)));
        }
        if (llow != null) {
            dateStats.setLowValue(new Date(MetaStoreDirectSql.extractSqlLong(llow)));
        }
        dateStats.setNumDVs(MetaStoreDirectSql.extractSqlLong(dist));
        data.setDateStats(dateStats);
    }
}

Example 29 with StringColumnStatsData

use of org.apache.hadoop.hive.metastore.api.StringColumnStatsData in project hive by apache.

the class StatObjectConverter method convertToMTableColumnStatistics.

// JDO
public static MTableColumnStatistics convertToMTableColumnStatistics(MTable table, ColumnStatisticsDesc statsDesc, ColumnStatisticsObj statsObj) throws NoSuchObjectException, MetaException, InvalidObjectException {
    if (statsObj == null || statsDesc == null) {
        throw new InvalidObjectException("Invalid column stats object");
    }
    MTableColumnStatistics mColStats = new MTableColumnStatistics();
    mColStats.setTable(table);
    mColStats.setDbName(statsDesc.getDbName());
    mColStats.setTableName(statsDesc.getTableName());
    mColStats.setLastAnalyzed(statsDesc.getLastAnalyzed());
    mColStats.setColName(statsObj.getColName());
    mColStats.setColType(statsObj.getColType());
    if (statsObj.getStatsData().isSetBooleanStats()) {
        BooleanColumnStatsData boolStats = statsObj.getStatsData().getBooleanStats();
        mColStats.setBooleanStats(boolStats.isSetNumTrues() ? boolStats.getNumTrues() : null, boolStats.isSetNumFalses() ? boolStats.getNumFalses() : null, boolStats.isSetNumNulls() ? boolStats.getNumNulls() : null);
    } else if (statsObj.getStatsData().isSetLongStats()) {
        LongColumnStatsData longStats = statsObj.getStatsData().getLongStats();
        mColStats.setLongStats(longStats.isSetNumNulls() ? longStats.getNumNulls() : null, longStats.isSetNumDVs() ? longStats.getNumDVs() : null, longStats.isSetLowValue() ? longStats.getLowValue() : null, longStats.isSetHighValue() ? longStats.getHighValue() : null);
    } else if (statsObj.getStatsData().isSetDoubleStats()) {
        DoubleColumnStatsData doubleStats = statsObj.getStatsData().getDoubleStats();
        mColStats.setDoubleStats(doubleStats.isSetNumNulls() ? doubleStats.getNumNulls() : null, doubleStats.isSetNumDVs() ? doubleStats.getNumDVs() : null, doubleStats.isSetLowValue() ? doubleStats.getLowValue() : null, doubleStats.isSetHighValue() ? doubleStats.getHighValue() : null);
    } else if (statsObj.getStatsData().isSetDecimalStats()) {
        DecimalColumnStatsData decimalStats = statsObj.getStatsData().getDecimalStats();
        String low = decimalStats.isSetLowValue() ? createJdoDecimalString(decimalStats.getLowValue()) : null;
        String high = decimalStats.isSetHighValue() ? createJdoDecimalString(decimalStats.getHighValue()) : null;
        mColStats.setDecimalStats(decimalStats.isSetNumNulls() ? decimalStats.getNumNulls() : null, decimalStats.isSetNumDVs() ? decimalStats.getNumDVs() : null, low, high);
    } else if (statsObj.getStatsData().isSetStringStats()) {
        StringColumnStatsData stringStats = statsObj.getStatsData().getStringStats();
        mColStats.setStringStats(stringStats.isSetNumNulls() ? stringStats.getNumNulls() : null, stringStats.isSetNumDVs() ? stringStats.getNumDVs() : null, stringStats.isSetMaxColLen() ? stringStats.getMaxColLen() : null, stringStats.isSetAvgColLen() ? stringStats.getAvgColLen() : null);
    } else if (statsObj.getStatsData().isSetBinaryStats()) {
        BinaryColumnStatsData binaryStats = statsObj.getStatsData().getBinaryStats();
        mColStats.setBinaryStats(binaryStats.isSetNumNulls() ? binaryStats.getNumNulls() : null, binaryStats.isSetMaxColLen() ? binaryStats.getMaxColLen() : null, binaryStats.isSetAvgColLen() ? binaryStats.getAvgColLen() : null);
    } else if (statsObj.getStatsData().isSetDateStats()) {
        DateColumnStatsData dateStats = statsObj.getStatsData().getDateStats();
        mColStats.setDateStats(dateStats.isSetNumNulls() ? dateStats.getNumNulls() : null, dateStats.isSetNumDVs() ? dateStats.getNumDVs() : null, dateStats.isSetLowValue() ? dateStats.getLowValue().getDaysSinceEpoch() : null, dateStats.isSetHighValue() ? dateStats.getHighValue().getDaysSinceEpoch() : null);
    }
    return mColStats;
}

Example 30 with StringColumnStatsData

use of org.apache.hadoop.hive.metastore.api.StringColumnStatsData in project hive by apache.

the class StatObjectConverter method fillColumnStatisticsData.

public static void fillColumnStatisticsData(String colType, ColumnStatisticsData data, Object llow, Object lhigh, Object dlow, Object dhigh, Object declow, Object dechigh, Object nulls, Object dist, Object avglen, Object maxlen, Object trues, Object falses, Object avgLong, Object avgDouble, Object avgDecimal, Object sumDist, boolean useDensityFunctionForNDVEstimation) throws MetaException {
    colType = colType.toLowerCase();
    if (colType.equals("boolean")) {
        BooleanColumnStatsData boolStats = new BooleanColumnStatsData();
        boolStats.setNumFalses(MetaStoreDirectSql.extractSqlLong(falses));
        boolStats.setNumTrues(MetaStoreDirectSql.extractSqlLong(trues));
        boolStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        data.setBooleanStats(boolStats);
    } else if (colType.equals("string") || colType.startsWith("varchar") || colType.startsWith("char")) {
        StringColumnStatsData stringStats = new StringColumnStatsData();
        stringStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        stringStats.setAvgColLen(MetaStoreDirectSql.extractSqlDouble(avglen));
        stringStats.setMaxColLen(MetaStoreDirectSql.extractSqlLong(maxlen));
        stringStats.setNumDVs(MetaStoreDirectSql.extractSqlLong(dist));
        data.setStringStats(stringStats);
    } else if (colType.equals("binary")) {
        BinaryColumnStatsData binaryStats = new BinaryColumnStatsData();
        binaryStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        binaryStats.setAvgColLen(MetaStoreDirectSql.extractSqlDouble(avglen));
        binaryStats.setMaxColLen(MetaStoreDirectSql.extractSqlLong(maxlen));
        data.setBinaryStats(binaryStats);
    } else if (colType.equals("bigint") || colType.equals("int") || colType.equals("smallint") || colType.equals("tinyint") || colType.equals("timestamp")) {
        LongColumnStatsData longStats = new LongColumnStatsData();
        longStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        if (lhigh != null) {
            longStats.setHighValue(MetaStoreDirectSql.extractSqlLong(lhigh));
        }
        if (llow != null) {
            longStats.setLowValue(MetaStoreDirectSql.extractSqlLong(llow));
        }
        long lowerBound = MetaStoreDirectSql.extractSqlLong(dist);
        long higherBound = MetaStoreDirectSql.extractSqlLong(sumDist);
        if (useDensityFunctionForNDVEstimation && lhigh != null && llow != null && avgLong != null && MetaStoreDirectSql.extractSqlDouble(avgLong) != 0.0) {
            // We have estimation, lowerbound and higherbound. We use estimation if
            // it is between lowerbound and higherbound.
            long estimation = MetaStoreDirectSql.extractSqlLong((MetaStoreDirectSql.extractSqlLong(lhigh) - MetaStoreDirectSql.extractSqlLong(llow)) / MetaStoreDirectSql.extractSqlDouble(avgLong));
            if (estimation < lowerBound) {
                longStats.setNumDVs(lowerBound);
            } else if (estimation > higherBound) {
                longStats.setNumDVs(higherBound);
            } else {
                longStats.setNumDVs(estimation);
            }
        } else {
            longStats.setNumDVs(lowerBound);
        }
        data.setLongStats(longStats);
    } else if (colType.equals("date")) {
        DateColumnStatsData dateStats = new DateColumnStatsData();
        dateStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        if (lhigh != null) {
            dateStats.setHighValue(new Date(MetaStoreDirectSql.extractSqlLong(lhigh)));
        }
        if (llow != null) {
            dateStats.setLowValue(new Date(MetaStoreDirectSql.extractSqlLong(llow)));
        }
        long lowerBound = MetaStoreDirectSql.extractSqlLong(dist);
        long higherBound = MetaStoreDirectSql.extractSqlLong(sumDist);
        if (useDensityFunctionForNDVEstimation && lhigh != null && llow != null && avgLong != null && MetaStoreDirectSql.extractSqlDouble(avgLong) != 0.0) {
            // We have estimation, lowerbound and higherbound. We use estimation if
            // it is between lowerbound and higherbound.
            long estimation = MetaStoreDirectSql.extractSqlLong((MetaStoreDirectSql.extractSqlLong(lhigh) - MetaStoreDirectSql.extractSqlLong(llow)) / MetaStoreDirectSql.extractSqlDouble(avgLong));
            if (estimation < lowerBound) {
                dateStats.setNumDVs(lowerBound);
            } else if (estimation > higherBound) {
                dateStats.setNumDVs(higherBound);
            } else {
                dateStats.setNumDVs(estimation);
            }
        } else {
            dateStats.setNumDVs(lowerBound);
        }
        data.setDateStats(dateStats);
    } else if (colType.equals("double") || colType.equals("float")) {
        DoubleColumnStatsData doubleStats = new DoubleColumnStatsData();
        doubleStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        if (dhigh != null) {
            doubleStats.setHighValue(MetaStoreDirectSql.extractSqlDouble(dhigh));
        }
        if (dlow != null) {
            doubleStats.setLowValue(MetaStoreDirectSql.extractSqlDouble(dlow));
        }
        long lowerBound = MetaStoreDirectSql.extractSqlLong(dist);
        long higherBound = MetaStoreDirectSql.extractSqlLong(sumDist);
        if (useDensityFunctionForNDVEstimation && dhigh != null && dlow != null && avgDouble != null && MetaStoreDirectSql.extractSqlDouble(avgDouble) != 0.0) {
            long estimation = MetaStoreDirectSql.extractSqlLong((MetaStoreDirectSql.extractSqlLong(dhigh) - MetaStoreDirectSql.extractSqlLong(dlow)) / MetaStoreDirectSql.extractSqlDouble(avgDouble));
            if (estimation < lowerBound) {
                doubleStats.setNumDVs(lowerBound);
            } else if (estimation > higherBound) {
                doubleStats.setNumDVs(higherBound);
            } else {
                doubleStats.setNumDVs(estimation);
            }
        } else {
            doubleStats.setNumDVs(lowerBound);
        }
        data.setDoubleStats(doubleStats);
    } else if (colType.startsWith("decimal")) {
        DecimalColumnStatsData decimalStats = new DecimalColumnStatsData();
        decimalStats.setNumNulls(MetaStoreDirectSql.extractSqlLong(nulls));
        Decimal low = null;
        Decimal high = null;
        BigDecimal blow = null;
        BigDecimal bhigh = null;
        if (dechigh instanceof BigDecimal) {
            bhigh = (BigDecimal) dechigh;
            high = new Decimal(ByteBuffer.wrap(bhigh.unscaledValue().toByteArray()), (short) bhigh.scale());
        } else if (dechigh instanceof String) {
            bhigh = new BigDecimal((String) dechigh);
            high = createThriftDecimal((String) dechigh);
        }
        decimalStats.setHighValue(high);
        if (declow instanceof BigDecimal) {
            blow = (BigDecimal) declow;
            low = new Decimal(ByteBuffer.wrap(blow.unscaledValue().toByteArray()), (short) blow.scale());
        } else if (dechigh instanceof String) {
            blow = new BigDecimal((String) declow);
            low = createThriftDecimal((String) declow);
        }
        decimalStats.setLowValue(low);
        long lowerBound = MetaStoreDirectSql.extractSqlLong(dist);
        long higherBound = MetaStoreDirectSql.extractSqlLong(sumDist);
        if (useDensityFunctionForNDVEstimation && dechigh != null && declow != null && avgDecimal != null && MetaStoreDirectSql.extractSqlDouble(avgDecimal) != 0.0) {
            long estimation = MetaStoreDirectSql.extractSqlLong(MetaStoreDirectSql.extractSqlLong(bhigh.subtract(blow).floatValue() / MetaStoreDirectSql.extractSqlDouble(avgDecimal)));
            if (estimation < lowerBound) {
                decimalStats.setNumDVs(lowerBound);
            } else if (estimation > higherBound) {
                decimalStats.setNumDVs(higherBound);
            } else {
                decimalStats.setNumDVs(estimation);
            }
        } else {
            decimalStats.setNumDVs(lowerBound);
        }
        data.setDecimalStats(decimalStats);
    }
}