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Add support for writetimeout #379

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Add support for writetimeout #379

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8 changes: 8 additions & 0 deletions src/main/scala/com/databricks/spark/redshift/Parameters.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,8 @@ package com.databricks.spark.redshift

import com.amazonaws.auth.{AWSCredentialsProvider, BasicSessionCredentials}

import scala.util.Try

/**
* All user-specifiable parameters for spark-redshift, along with their validation rules and
* defaults.
Expand Down Expand Up @@ -285,5 +287,11 @@ private[redshift] object Parameters {
new BasicSessionCredentials(accessKey, secretAccessKey, sessionToken))
}
}

/**
* Timeout (in milliseconds) between writing temp files in S3 and calling
* upon Redshift to COPY.
*/
def writeTimeout: Try[Int] = Try(parameters.get("writetimeout").get.toInt)
}
}
5 changes: 5 additions & 0 deletions src/main/scala/com/databricks/spark/redshift/RedshiftWriter.scala
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Expand Up @@ -395,6 +395,11 @@ private[redshift] class RedshiftWriter(
tempDir = params.createPerQueryTempDir(),
tempFormat = params.tempFormat,
nullString = params.nullString)

if (params.writeTimeout.isSuccess) {
Thread.sleep(params.writeTimeout.get)
}

val conn = jdbcWrapper.getConnector(params.jdbcDriver, params.jdbcUrl, params.credentials)
conn.setAutoCommit(false)
try {
Expand Down