Package org.apache.flink.configuration
Class OptimizerOptions
- java.lang.Object
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- org.apache.flink.configuration.OptimizerOptions
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@PublicEvolving public class OptimizerOptions extends Object
Configuration options for the optimizer.
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Field Summary
Fields Modifier and Type Field Description static ConfigOption<Integer>
DELIMITED_FORMAT_MAX_LINE_SAMPLES
The maximum number of line samples taken by the compiler for delimited inputs.static ConfigOption<Integer>
DELIMITED_FORMAT_MAX_SAMPLE_LEN
The maximal length of a line sample that the compiler takes for delimited inputs.static ConfigOption<Integer>
DELIMITED_FORMAT_MIN_LINE_SAMPLES
The minimum number of line samples taken by the compiler for delimited inputs.
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Constructor Summary
Constructors Constructor Description OptimizerOptions()
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Field Detail
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DELIMITED_FORMAT_MAX_LINE_SAMPLES
public static final ConfigOption<Integer> DELIMITED_FORMAT_MAX_LINE_SAMPLES
The maximum number of line samples taken by the compiler for delimited inputs. The samples are used to estimate the number of records. This value can be overridden for a specific input with the input format’s parameters.
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DELIMITED_FORMAT_MIN_LINE_SAMPLES
public static final ConfigOption<Integer> DELIMITED_FORMAT_MIN_LINE_SAMPLES
The minimum number of line samples taken by the compiler for delimited inputs. The samples are used to estimate the number of records. This value can be overridden for a specific input with the input format’s parameters.
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DELIMITED_FORMAT_MAX_SAMPLE_LEN
public static final ConfigOption<Integer> DELIMITED_FORMAT_MAX_SAMPLE_LEN
The maximal length of a line sample that the compiler takes for delimited inputs. If the length of a single sample exceeds this value (possible because of misconfiguration of the parser), the sampling aborts. This value can be overridden for a specific input with the input format’s parameters.
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