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43 lines
793 B
C++
43 lines
793 B
C++
#include <DB/DataStreams/RowInputStreamFromBlockInputStream.h>
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#include <DB/DataStreams/BlockInputStreamFromRowInputStream.h>
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#include <DB/DataStreams/copyData.h>
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namespace DB
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{
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void copyData(IBlockInputStream & from, IBlockOutputStream & to)
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{
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while (Block block = from.read())
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to.write(block);
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}
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void copyData(IRowInputStream & from, IRowOutputStream & to)
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{
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while (1)
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{
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Row row = from.read();
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if (row.empty())
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break;
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to.write(row);
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}
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}
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void copyData(IBlockInputStream & from, IRowOutputStream & to)
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{
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RowInputStreamFromBlockInputStream row_input(from);
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copyData(row_input, to);
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}
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void copyData(IRowInputStream & from, IBlockOutputStream & to, const Block & sample)
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{
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BlockInputStreamFromRowInputStream block_input(from, sample);
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copyData(block_input, to);
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}
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}
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