kevinwilfong
kevinwilfong
Summary: This diff adds isVectorWritable to BaseVector. This is a utility function that checks that it is safe to write to the Vector. It checks the following conditions * The...
Summary: This was an ask from a user. They want all to catch all exceptions and just return NULL (the same as what TRY expression provides). However, wrapping all of...
The bullet points under "VARIABLE_WIDTH Encoding" list "total number of bytes in all values" as 4 bytes, but in the descriptive paragraph below it says 1 byte. I checked the...
Summary: Exchange has logic to take a vector of pages and deserialize them all into a single RowVector. This can break when encodings are preserved in the serialized data. Specifically...
Summary: Currently we use the same logic whether a PartitionedOutput operator has 1 destination (OutputBuffer) or many. With the BatchVectorSerializer we can take advantage of the fact data is going...
Summary: This diff adds support for JODA's zzzz (or more) patterns (all equivalent) in Presto's forma_datetime function. This is used to format long time zone names. Long time zone names...
Summary: This diff adds support for JODA's ZZZ pattern in Presto's parse_datetime function. This is used to parse time zone IDs (called "time zone names" in the tz library, but...
Summary: This diff adds support for JODA's z, zz, zzz patterns (all equivalent) in Presto's forma_datetime function. This is used to format time zone abbreviations. Differential Revision: D64774281
Summary: Presto Java's date_add UDF treats the day the clocks move forward as a 23 hour day, and the day the clocks move back as a 25 hour day. This...
Summary: This diff throws a user exception for JODA's zzzz (or more) patterns (all equivalent) in Presto's parse_datetime function. JODA does not support parsing time zone long names (specified by...