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ASF GitHub Bot commented on FLINK-8302: --------------------------------------- Github user sunjincheng121 commented on a diff in the pull request: https://github.com/apache/flink/pull/5202#discussion_r160046944 --- Diff: flink-libraries/flink-table/src/main/scala/org/apache/flink/table/runtime/functions/ScalarFunctions.scala --- @@ -109,4 +110,45 @@ object ScalarFunctions { Math.log(x) / Math.log(base) } } + + /** + * Returns the Int number after the input number left shift n bits + * @param input Int type + * @param n + * @return input << n + */ + def shiftLeft(input: Int, n: Int): Int = { + input << n + } + + /** + * Returns the Long number after the input number left shift n bits + * @param input Long type + * @param n + * @return input << n + */ + def shiftLeft(input: Long, n: Int): Long = { + input << n + } + + /** + * Returns the Int number after the input number right shift n bits + * @param input Int type + * @param n + * @return input >> n + */ + def shiftRight(input: Int, n: Int): Int = { + input >> n + } + + /** + * Returns the Long number after the input number right shift n bits + * @param input Long type + * @param n --- End diff -- number of bits to right shift. > Support shift_left and shift_right in TableAPI > ---------------------------------------------- > > Key: FLINK-8302 > URL: https://issues.apache.org/jira/browse/FLINK-8302 > Project: Flink > Issue Type: Improvement > Components: Table API & SQL > Reporter: DuBin > Labels: features > Fix For: 1.5.0 > > Original Estimate: 48h > Remaining Estimate: 48h > > Add shift_left and shift_right support in TableAPI, shift_left(input, n) act > as input << n, shift_right(input, n) act as input >> n. -- This message was sent by Atlassian JIRA (v6.4.14#64029)