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Allow prepared_statements_cache=false option to disable prepared statements cache (#194)

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* Add prepared_statements_cache in connection to opt-out

* Honor prepared_statements_cache option in database also
This commit is contained in:
Brian J. Cardiff 2023-11-03 23:04:14 -03:00 • committed by GitHub
parent 9b52a65752
commit 285e865e3a
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4 changed files with 51 additions and 4 deletions
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13
src/db/connection.cr
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@ -25,10 +25,13 @@ module DB
record Options,
# Return whether the statements should be prepared by default
prepared_statements : Bool = true do
prepared_statements : Bool = true,
# Return whether the prepared statements should be cached or not
prepared_statements_cache : Bool = true do
def self.from_http_params(params : HTTP::Params, default = Options.new)
Options.new(
prepared_statements: DB.fetch_bool(params, "prepared_statements", default.prepared_statements)
prepared_statements: DB.fetch_bool(params, "prepared_statements", default.prepared_statements),
prepared_statements_cache: DB.fetch_bool(params, "prepared_statements_cache", default.prepared_statements)
)
end
end
@ -49,7 +52,11 @@ module DB
# :nodoc:
def fetch_or_build_prepared_statement(query) : Statement
@statements_cache.fetch(query) { build_prepared_statement(query) }
if @options.prepared_statements_cache
@statements_cache.fetch(query) { build_prepared_statement(query) }
else
build_prepared_statement(query)
end
end
# :nodoc:

6
src/db/database.cr
View file

@ -95,7 +95,11 @@ module DB
# :nodoc:
def fetch_or_build_prepared_statement(query) : PoolStatement
@statements_cache.fetch(query) { build_prepared_statement(query) }
if @connection_options.prepared_statements_cache
@statements_cache.fetch(query) { build_prepared_statement(query) }
else
build_prepared_statement(query)
end
end
# :nodoc: