Example usage for org.apache.hadoop.mapreduce.lib.db DateSplitter DateSplitter

Introduction

In this page you can find the example usage for org.apache.hadoop.mapreduce.lib.db DateSplitter DateSplitter.

Prototype

DateSplitter

Source Link

Usage

From source file:co.nubetech.apache.hadoop.mapred.DataDrivenDBInputFormat.java

License:Apache License

/**
 * @return the DBSplitter implementation to use to divide the table/query
 *         into InputSplits.//  ww w. j av  a2  s.  c  om
 */
protected DBSplitter getSplitter(int sqlDataType) {
    switch (sqlDataType) {
    case Types.NUMERIC:
    case Types.DECIMAL:
        return new BigDecimalSplitter();

    case Types.BIT:
    case Types.BOOLEAN:
        return new BooleanSplitter();

    case Types.INTEGER:
    case Types.TINYINT:
    case Types.SMALLINT:
    case Types.BIGINT:
        return new IntegerSplitter();

    case Types.REAL:
    case Types.FLOAT:
    case Types.DOUBLE:
        return new FloatSplitter();

    case Types.CHAR:
    case Types.VARCHAR:
    case Types.LONGVARCHAR:
        return new TextSplitter();

    case Types.DATE:
    case Types.TIME:
    case Types.TIMESTAMP:
        return new DateSplitter();

    default:
        // TODO: Support BINARY, VARBINARY, LONGVARBINARY, DISTINCT, CLOB,
        // BLOB, ARRAY
        // STRUCT, REF, DATALINK, and JAVA_OBJECT.
        return null;
    }
}

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