From 5753521d729b38f61efd3fb7bc1c98a563b2d113 Mon Sep 17 00:00:00 2001
From: Jovan Popovic <jocapc@gmail.com>
Date: Tue, 7 May 2019 09:03:52 +0200
Subject: [PATCH] Compare environment settings

---
 .../compare-properties.sql                    | 41 +++++++++++++++++++
 .../get-properties.sql                        | 41 +++++++++++++++++++
 2 files changed, 82 insertions(+)
 create mode 100644 samples/manage/azure-sql-db-managed-instance/compare-environment-settings/compare-properties.sql
 create mode 100644 samples/manage/azure-sql-db-managed-instance/compare-environment-settings/get-properties.sql

diff --git a/samples/manage/azure-sql-db-managed-instance/compare-environment-settings/compare-properties.sql b/samples/manage/azure-sql-db-managed-instance/compare-environment-settings/compare-properties.sql
new file mode 100644
index 00000000..b9fcbdb5
--- /dev/null
+++ b/samples/manage/azure-sql-db-managed-instance/compare-environment-settings/compare-properties.sql
@@ -0,0 +1,41 @@
+declare @source xml = '<place source XML result here>';
+declare @target xml = '<place target xml result here>';
+
+with 
+src as(
+select property = x.v.value('name[1]', 'nvarchar(300)'),
+		value = x.v.value('value[1]', 'nvarchar(300)')
+from @source.nodes('//row') x(v)
+UNION ALL
+select property = 'DB-CONFIG:'+y.v.value('local-name(.)', 'nvarchar(300)'),
+		value = y.v.value('.[1]', 'nvarchar(300)')
+from @source.nodes('//db') x(v)
+cross apply x.v.nodes('*') y(v)
+UNION ALL
+select property = 'TEMPDB:'+y.v.value('local-name(.)', 'nvarchar(300)'),
+		value = y.v.value('.[1]', 'nvarchar(300)')
+from @source.nodes('//tempdb') x(v)
+cross apply x.v.nodes('*') y(v)
+),
+tgt as(
+select property = x.v.value('name[1]', 'nvarchar(300)'),
+		value = x.v.value('value[1]', 'nvarchar(300)')
+from @target.nodes('//row') x(v)
+UNION ALL
+select property = 'DB-CONFIG:'+y.v.value('local-name(.)', 'nvarchar(300)'),
+		value = y.v.value('.[1]', 'nvarchar(300)')
+from @target.nodes('//db') x(v)
+cross apply x.v.nodes('*') y(v)
+UNION ALL
+select property = 'TEMPDB:'+y.v.value('local-name(.)', 'nvarchar(300)'),
+		value = y.v.value('.[1]', 'nvarchar(300)')
+from @target.nodes('//tempdb') x(v)
+cross apply x.v.nodes('*') y(v)
+)
+select property = isnull(src.property, tgt.property),
+		source = src.value, target = tgt.value
+from src full outer join tgt on src.property = tgt.property
+where (src.value <> tgt.value
+or src.value is null and tgt.value is not null
+or src.value is not null and tgt.value is null)
+order by isnull(src.property, tgt.property)
diff --git a/samples/manage/azure-sql-db-managed-instance/compare-environment-settings/get-properties.sql b/samples/manage/azure-sql-db-managed-instance/compare-environment-settings/get-properties.sql
new file mode 100644
index 00000000..a56ebf1f
--- /dev/null
+++ b/samples/manage/azure-sql-db-managed-instance/compare-environment-settings/get-properties.sql
@@ -0,0 +1,41 @@
+declare @db_name sysname = 'master'
+
+begin
+declare @result NVARCHAR(MAX);
+set @result = (select compatibility_level, snapshot_isolation_state_desc, is_read_committed_snapshot_on, 
+					is_auto_update_stats_on, is_auto_update_stats_async_on, delayed_durability_desc,
+					is_encrypted, is_auto_create_stats_incremental_on, is_arithabort_on, is_ansi_warnings_on, is_parameterization_forced
+from sys.databases
+where name = @db_name 
+for xml raw('db'), elements);
+set @result += (select compatibility_level, snapshot_isolation_state_desc, is_read_committed_snapshot_on, 
+					is_auto_update_stats_on, is_auto_update_stats_async_on, delayed_durability_desc,
+					is_encrypted, is_auto_create_stats_incremental_on, is_arithabort_on, is_ansi_warnings_on, is_parameterization_forced
+from sys.databases
+where name = 'tempdb' 
+for xml raw('tempdb'), elements);
+set @result += (
+select name = CONCAT('DB-CONFIG:',name), value
+from sys.database_scoped_configurations
+for xml raw, elements );
+declare @tf table (TraceFlag smallint, status bit,global bit, session bit) 
+insert into @tf execute('DBCC TRACESTATUS(-1)');
+set @result += (
+select name=CONCAT('TF:',TraceFlag), value=status from @tf
+where global=1 and session=0
+for xml raw, elements
+);
+set @result += (
+select name = CONCAT('CONFIG:',name), value from sys.configurations
+where name in ('cost threshold for parallelism','cursor threshold','fill factor (%)'
+,'index create memory (KB)','lightweight pooling'
+,'locks','max degree of parallelism','max full-text crawl range','max text repl size (B)'
+,'max worker threads','min memory per query (KB)','nested triggers'
+,'network packet size (B)','optimize for ad hoc workloads'
+,'priority boost','query governor cost limit','query wait (s)','recovery interval (min)'
+,'set working set size','user connections')
+for xml raw, elements
+);
+select cast(@result as xml);
+end;
+