We have a table (D2545) that appears to not be regularly updating its statics which leads to inefficient query plan/cardinality issues.
Global statistics settings for [AcmeIndex]:
Automatic update statistics: ON
Automatic create statistics: ON
settings for table [D2545]
Index Name AUTOSTATS Last Updated
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- --------- -----------------------
[PK_D2545] ON 2013-01-13 20:38:17.853
[_WA_Sys_0000001E_56E69DEC] ON 2013-01-13 20:38:18.517
[_WA_Sys_0000001D_56E69DEC] ON 2013-01-13 20:38:18.743
[_WA_Sys_00000002_56E69DEC] ON 2013-03-12 14:30:04.550
[_WA_Sys_00000019_56E69DEC] ON 2013-02-20 10:09:16.673
[_WA_Sys_00000010_56E69DEC] ON 2013-01-13 20:38:20.003
[_WA_Sys_00000016_56E69DEC] ON 2013-01-13 20:38:20.330
[_WA_Sys_0000001A_56E69DEC] ON 2013-01-13 20:38:20.857
[_WA_Sys_00000014_56E69DEC] ON 2013-01-13 20:38:21.130
[_WA_Sys_00000021_56E69DEC] ON 2013-01-13 20:38:21.410
[_WA_Sys_00000020_56E69DEC] ON 2013-01-13 20:38:21.690
[_WA_Sys_0000001F_56E69DEC] ON 2013-01-13 20:38:22.020
[_WA_Sys_0000001C_56E69DEC] ON 2013-01-13 20:38:22.787
[_WA_Sys_0000001B_56E69DEC] ON 2013-01-13 20:38:23.000
[_WA_Sys_00000018_56E69DEC] ON 2013-01-13 20:38:23.380
[_WA_Sys_00000017_56E69DEC] ON 2013-01-13 20:38:23.637
[_WA_Sys_00000015_56E69DEC] ON 2013-01-13 20:38:23.980
[_WA_Sys_00000013_56E69DEC] ON 2013-01-13 20:38:24.407
[_WA_Sys_00000012_56E69DEC] ON 2013-02-28 16:15:17.397
[_WA_Sys_00000011_56E69DEC] ON 2013-01-13 20:38:25.340
[_WA_Sys_0000000F_56E69DEC] ON 2013-01-13 20:38:25.863
[_WA_Sys_0000000E_56E69DEC] ON 2013-01-13 20:38:26.663
[_WA_Sys_0000000D_56E69DEC] ON 2013-01-13 20:38:27.420
[_WA_Sys_0000000C_56E69DEC] ON 2013-01-13 20:38:27.817
[_WA_Sys_0000000B_56E69DEC] ON 2013-01-13 20:38:28.067
[_WA_Sys_0000000A_56E69DEC] ON 2013-01-13 20:38:28.377
[_WA_Sys_00000008_56E69DEC] ON 2013-01-13 20:38:28.647
[_WA_Sys_00000004_56E69DEC] ON 2013-04-05 05:51:11.543
[_WA_Sys_00000009_56E69DEC] ON 2013-01-13 20:38:29.127
[_WA_Sys_00000007_56E69DEC] ON 2013-01-13 20:38:29.423
[_WA_Sys_00000006_56E69DEC] ON 2013-01-13 20:38:29.600
[_WA_Sys_00000005_56E69DEC] ON 2013-01-13 20:38:29.760
[_WA_Sys_00000003_56E69DEC] ON 2013-02-15 15:28:19.327
[_WA_Sys_00000026_56E69DEC] ON 2013-01-13 20:38:30.290
[_WA_Sys_00000025_56E69DEC] ON 2013-01-13 20:38:30.523
[_WA_Sys_00000024_56E69DEC] ON 2013-01-13 20:38:30.800
[_WA_Sys_00000023_56E69DEC] ON 2013-01-13 20:38:30.993
[_WA_Sys_00000022_56E69DEC] ON 2013-01-13 20:38:31.200
[IX_D2545] ON 2013-01-13 20:38:31.560
[IX_D2545_1] ON 2013-01-13 20:38:31.843
[IX_D2545_2] ON 2013-01-13 20:38:32.110
[IX_D2545_3] ON 2013-01-13 20:38:32.447
[IX_D2545_4] ON 2013-01-13 20:38:32.810
[IX_D2545_5] ON 2013-01-13 20:38:33.087
[IX_D2545_6] ON 2013-01-13 20:38:33.340
[IX_D2545_7] ON 2013-01-13 20:38:33.637
[IX_D2545_8] ON 2013-01-13 20:38:34.270
[IX_D2545_9] ON 2013-02-20 10:09:16.893
[IX_D2545_10] ON 2013-01-13 20:38:34.800
[IX_D2545_11] ON 2013-01-13 20:38:35.130
[IX_D2545_12] ON 2013-01-13 20:38:35.307
[IX_D2545_13] ON 2013-01-13 20:38:35.473
[IX_D2545_14] ON 2013-01-13 20:38:35.720
(53 row(s) affected)
name rows reserved data index_size unused
----------- ----------- ------------------ ------------------ ------------------ ------------------
D2545 2946802 1348224 KB 568680 KB 777888 KB 1656 KB
Microsoft SQL Server 2008 (SP2) - 10.0.4064.0 (X64)
Feb 25 2011 13:56:11
Copyright (c) 1988-2008 Microsoft Corporation
Enterprise Edition (64-bit) on Windows NT 6.1 <X64> (Build 7600: )
Please advise why the stats aren't auto updating and how to correct.
Global statistics settings for [AcmeIndex]:
Automatic update statistics: ON
Automatic create statistics: ON
settings for table [D2545]
Index Name AUTOSTATS Last Updated
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- --------- -----------------------
[PK_D2545] ON 2013-01-13 20:38:17.853
[_WA_Sys_0000001E_56E69DEC] ON 2013-01-13 20:38:18.517
[_WA_Sys_0000001D_56E69DEC] ON 2013-01-13 20:38:18.743
[_WA_Sys_00000002_56E69DEC] ON 2013-03-12 14:30:04.550
[_WA_Sys_00000019_56E69DEC] ON 2013-02-20 10:09:16.673
[_WA_Sys_00000010_56E69DEC] ON 2013-01-13 20:38:20.003
[_WA_Sys_00000016_56E69DEC] ON 2013-01-13 20:38:20.330
[_WA_Sys_0000001A_56E69DEC] ON 2013-01-13 20:38:20.857
[_WA_Sys_00000014_56E69DEC] ON 2013-01-13 20:38:21.130
[_WA_Sys_00000021_56E69DEC] ON 2013-01-13 20:38:21.410
[_WA_Sys_00000020_56E69DEC] ON 2013-01-13 20:38:21.690
[_WA_Sys_0000001F_56E69DEC] ON 2013-01-13 20:38:22.020
[_WA_Sys_0000001C_56E69DEC] ON 2013-01-13 20:38:22.787
[_WA_Sys_0000001B_56E69DEC] ON 2013-01-13 20:38:23.000
[_WA_Sys_00000018_56E69DEC] ON 2013-01-13 20:38:23.380
[_WA_Sys_00000017_56E69DEC] ON 2013-01-13 20:38:23.637
[_WA_Sys_00000015_56E69DEC] ON 2013-01-13 20:38:23.980
[_WA_Sys_00000013_56E69DEC] ON 2013-01-13 20:38:24.407
[_WA_Sys_00000012_56E69DEC] ON 2013-02-28 16:15:17.397
[_WA_Sys_00000011_56E69DEC] ON 2013-01-13 20:38:25.340
[_WA_Sys_0000000F_56E69DEC] ON 2013-01-13 20:38:25.863
[_WA_Sys_0000000E_56E69DEC] ON 2013-01-13 20:38:26.663
[_WA_Sys_0000000D_56E69DEC] ON 2013-01-13 20:38:27.420
[_WA_Sys_0000000C_56E69DEC] ON 2013-01-13 20:38:27.817
[_WA_Sys_0000000B_56E69DEC] ON 2013-01-13 20:38:28.067
[_WA_Sys_0000000A_56E69DEC] ON 2013-01-13 20:38:28.377
[_WA_Sys_00000008_56E69DEC] ON 2013-01-13 20:38:28.647
[_WA_Sys_00000004_56E69DEC] ON 2013-04-05 05:51:11.543
[_WA_Sys_00000009_56E69DEC] ON 2013-01-13 20:38:29.127
[_WA_Sys_00000007_56E69DEC] ON 2013-01-13 20:38:29.423
[_WA_Sys_00000006_56E69DEC] ON 2013-01-13 20:38:29.600
[_WA_Sys_00000005_56E69DEC] ON 2013-01-13 20:38:29.760
[_WA_Sys_00000003_56E69DEC] ON 2013-02-15 15:28:19.327
[_WA_Sys_00000026_56E69DEC] ON 2013-01-13 20:38:30.290
[_WA_Sys_00000025_56E69DEC] ON 2013-01-13 20:38:30.523
[_WA_Sys_00000024_56E69DEC] ON 2013-01-13 20:38:30.800
[_WA_Sys_00000023_56E69DEC] ON 2013-01-13 20:38:30.993
[_WA_Sys_00000022_56E69DEC] ON 2013-01-13 20:38:31.200
[IX_D2545] ON 2013-01-13 20:38:31.560
[IX_D2545_1] ON 2013-01-13 20:38:31.843
[IX_D2545_2] ON 2013-01-13 20:38:32.110
[IX_D2545_3] ON 2013-01-13 20:38:32.447
[IX_D2545_4] ON 2013-01-13 20:38:32.810
[IX_D2545_5] ON 2013-01-13 20:38:33.087
[IX_D2545_6] ON 2013-01-13 20:38:33.340
[IX_D2545_7] ON 2013-01-13 20:38:33.637
[IX_D2545_8] ON 2013-01-13 20:38:34.270
[IX_D2545_9] ON 2013-02-20 10:09:16.893
[IX_D2545_10] ON 2013-01-13 20:38:34.800
[IX_D2545_11] ON 2013-01-13 20:38:35.130
[IX_D2545_12] ON 2013-01-13 20:38:35.307
[IX_D2545_13] ON 2013-01-13 20:38:35.473
[IX_D2545_14] ON 2013-01-13 20:38:35.720
(53 row(s) affected)
name rows reserved data index_size unused
----------- ----------- ------------------ ------------------ ------------------ ------------------
D2545 2946802 1348224 KB 568680 KB 777888 KB 1656 KB
Microsoft SQL Server 2008 (SP2) - 10.0.4064.0 (X64)
Feb 25 2011 13:56:11
Copyright (c) 1988-2008 Microsoft Corporation
Enterprise Edition (64-bit) on Windows NT 6.1 <X64> (Build 7600: )
Please advise why the stats aren't auto updating and how to correct.