Answer / Ravi Chaudhary

The maximum size for the TEXT data type in PostgreSQL is approximately 1GB (1073741823 bytes), but this can be extended by changing the shared_buffers configuration parameter.

i have three table 1. student (stuid,name) 2. subject (subid,sname,studid) 3. marks (subid,studentid,marks) i want the reslut of how as got max marks in each subject sudentname,max(marks), name abc,70,nikitha

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