Bruno Calza brunocalza
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| package main | |
| import ( | |
| "bytes" | |
| _ "embed" | |
| "fmt" | |
| "io/ioutil" | |
| "net/http" | |
| "github.com/ipfs/go-cid" |
brunocalza
/ mmap-exec.go
Last active
January 25, 2021 02:53
This a full example of how PROT_EXEC works in mmap. More about it at https://brunocalza.me/2021/01/10/discovering-and-exploring-mmap-using-go/
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| package main | |
| import ( | |
| "fmt" | |
| "unsafe" | |
| "github.com/edsrzf/mmap-go" | |
| ) | |
| func main() { |
brunocalza
/ create_index_include.sql
Last active
June 27, 2020 16:30
Demo on INCLUDE option when creating a index on PostgreSQL
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| -- Only available on PostgreSQL 11 | |
| /* We'll create a table and load a million data and compare a two indexes, onde with included data and the other without it */ | |
| /* The table will for demonstration */ | |
| CREATE TABLE "user" ( | |
| id BIGSERIAL NOT NULL, | |
| name VARCHAR(32) NOT NULL, | |
| email VARCHAR(32) NOT NULL, | |
| aboutme VARCHAR(256), |