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dodb.cr
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Enable cars not to have color or keywords.

toying-with-ramdb
Philippe PITTOLI 2024-05-11 14:21:42 +02:00
parent 5a2f17f7e0
commit c4fce3c4a4
1 changed files with 32 additions and 18 deletions
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50
spec/db-cars.cr
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@ -7,9 +7,9 @@ require "./spec-database.cr"
class Car class Car
include JSON::Serializable include JSON::Serializable
property name : String # unique to each instance (1-1 relations) property name : String # unique to each instance (1-1 relations)
property color : String # a simple attribute (1-n relations) property color : String | DODB::NoIndex # a simple attribute (1-n relations)
property keywords : Array(String) # tags about a car, example: "shiny" (n-n relations) property keywords : Array(String) | DODB::NoIndex # tags about a car, example: "shiny" (n-n relations)
def_clone def_clone
@ -31,27 +31,27 @@ class Car
end end
def ram_indexes(storage : DODB::Storage) def ram_indexes(storage : DODB::Storage)
n = storage.new_RAM_index "name", &.name n = storage.new_nilable_RAM_index "name", &.name
c = storage.new_RAM_partition "color", &.color c = storage.new_nilable_RAM_partition "color", &.color
k = storage.new_RAM_tags "keyword", &.keywords k = storage.new_nilable_RAM_tags "keyword", &.keywords
return n, c, k return n, c, k
end end
def cached_indexes(storage : DODB::Storage) def cached_indexes(storage : DODB::Storage)
n = storage.new_index "name", &.name n = storage.new_nilable_index "name", &.name
c = storage.new_partition "color", &.color c = storage.new_nilable_partition "color", &.color
k = storage.new_tags "keyword", &.keywords k = storage.new_nilable_tags "keyword", &.keywords
return n, c, k return n, c, k
end end
def uncached_indexes(storage : DODB::Storage) def uncached_indexes(storage : DODB::Storage)
n = storage.new_uncached_index "name", &.name n = storage.new_nilable_uncached_index "name", &.name
c = storage.new_uncached_partition "color", &.color c = storage.new_nilable_uncached_partition "color", &.color
k = storage.new_uncached_tags "keyword", &.keywords k = storage.new_nilable_uncached_tags "keyword", &.keywords
return n, c, k return n, c, k
end end
def add_cars(storage : DODB::Storage, nb_iterations : Int32, from = 0) def add_cars(storage : DODB::Storage, nb_iterations : Int32, from = 0, max_it_tags = 5000)
i = from i = from
car1 = Car.new "Corvet", "red", [ "shiny", "impressive", "fast", "elegant" ] car1 = Car.new "Corvet", "red", [ "shiny", "impressive", "fast", "elegant" ]
car2 = Car.new "Bullet-GT", "blue", [ "shiny", "fast", "expensive" ] car2 = Car.new "Bullet-GT", "blue", [ "shiny", "fast", "expensive" ]
@ -66,11 +66,25 @@ def add_cars(storage : DODB::Storage, nb_iterations : Int32, from = 0)
car4.name = "Ford-5-#{i}" car4.name = "Ford-5-#{i}"
car5.name = "C-MAX-#{i}" car5.name = "C-MAX-#{i}"
storage << car1 if i >= max_it_tags
storage << car2 car1.color = DODB.no_index
storage << car3 car2.color = DODB.no_index
storage << car4 car3.color = DODB.no_index
storage << car5 car4.color = DODB.no_index
car5.color = DODB.no_index
car1.keywords = DODB.no_index
car2.keywords = DODB.no_index
car3.keywords = DODB.no_index
car4.keywords = DODB.no_index
car5.keywords = DODB.no_index
end
storage << car1.clone
storage << car2.clone
storage << car3.clone
storage << car4.clone
storage << car5.clone
i += 1 i += 1
#STDOUT.write "\radding value #{i}".to_slice #STDOUT.write "\radding value #{i}".to_slice
end end