From 1045642fa450a0dd46009a39c6a1fa4b949e9888 Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Mon, 13 May 2019 14:47:41 +0200 Subject: mod_storage_sql: Move code out of if-else chain --- plugins/mod_storage_sql.lua | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) (limited to 'plugins/mod_storage_sql.lua') diff --git a/plugins/mod_storage_sql.lua b/plugins/mod_storage_sql.lua index 56cef569..dbf5e2da 100644 --- a/plugins/mod_storage_sql.lua +++ b/plugins/mod_storage_sql.lua @@ -390,6 +390,14 @@ function archive_store:delete(username, query) else args[#args+1] = query.truncate; local unlimited = "ALL"; + sql_query = [[ + DELETE FROM "prosodyarchive" + WHERE "sort_id" IN ( + SELECT "sort_id" FROM "prosodyarchive" + WHERE %s + ORDER BY "sort_id" %s + LIMIT %s OFFSET ? + );]]; if engine.params.driver == "SQLite3" then sql_query = [[ DELETE FROM "prosodyarchive" @@ -407,15 +415,6 @@ function archive_store:delete(username, query) LIMIT %s OFFSET ? ) AS limiter on result.sort_id = limiter.sort_id;]]; unlimited = "18446744073709551615"; - else - sql_query = [[ - DELETE FROM "prosodyarchive" - WHERE "sort_id" IN ( - SELECT "sort_id" FROM "prosodyarchive" - WHERE %s - ORDER BY "sort_id" %s - LIMIT %s OFFSET ? - );]]; end sql_query = string.format(sql_query, t_concat(where, " AND "), query.reverse and "ASC" or "DESC", unlimited); -- cgit v1.2.3 From 9838f3732d53e1e3d34cd57a25a030f61005cb53 Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Mon, 13 May 2019 14:39:38 +0200 Subject: mod_storage_sql: Handle SQLite DELETE with LIMIT being optional (fixes #1359) --- plugins/mod_storage_sql.lua | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) (limited to 'plugins/mod_storage_sql.lua') diff --git a/plugins/mod_storage_sql.lua b/plugins/mod_storage_sql.lua index dbf5e2da..a449091e 100644 --- a/plugins/mod_storage_sql.lua +++ b/plugins/mod_storage_sql.lua @@ -399,12 +399,14 @@ function archive_store:delete(username, query) LIMIT %s OFFSET ? );]]; if engine.params.driver == "SQLite3" then - sql_query = [[ - DELETE FROM "prosodyarchive" - WHERE %s - ORDER BY "sort_id" %s - LIMIT %s OFFSET ?; - ]]; + if engine._have_delete_limit then + sql_query = [[ + DELETE FROM "prosodyarchive" + WHERE %s + ORDER BY "sort_id" %s + LIMIT %s OFFSET ?; + ]]; + end unlimited = "-1"; elseif engine.params.driver == "MySQL" then sql_query = [[ @@ -620,6 +622,13 @@ function module.load() module:log("error", "Old database format detected. Please run: prosodyctl mod_%s upgrade", module.name); return false, "database upgrade needed"; end + if engine.params.driver == "SQLite3" then + for row in engine:select("PRAGMA compile_options") do + if row[1] == "ENABLE_UPDATE_DELETE_LIMIT" then + engine._have_delete_limit = true; + end + end + end end end); engines[sql.db2uri(params)] = engine; -- cgit v1.2.3