Re: Printing bitmap objects in the debugger
От | Alvaro Herrera |
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Тема | Re: Printing bitmap objects in the debugger |
Дата | |
Msg-id | 20160914145137.GA462997@alvherre.pgsql обсуждение исходный текст |
Ответ на | Printing bitmap objects in the debugger (Ashutosh Bapat <ashutosh.bapat@enterprisedb.com>) |
Ответы |
Re: Printing bitmap objects in the debugger
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Список | pgsql-hackers |
Ashutosh Bapat wrote: > Hi All, > While working on partition-wise join, I had to examine Relids objects > many times. Printing the Bitmapset::words[] in binary format and then > inferring the relids takes time and is error prone. Instead I wrote a > function bms_to_char() which allocates a StringInfo, calls > outBitmapset() to decode Bitmapset as a set of integers and returns > the string. In order to examine a Relids object all one has to do is > execute 'p bms_to_char(bms_object) under gdb. I don't understand. Why don't you just use "call pprint(the bitmapset)" in the debugger? -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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