From b8f445d46e4a3c9cb93dd6f11292f807b0d3e8fb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Dani=C3=ABl=20van=20Eeden?= Date: Mon, 15 Apr 2024 07:09:05 +0200 Subject: [PATCH 1/2] This is an automated cherry-pick of #17051 Signed-off-by: ti-chi-bot --- TOC-tidb-cloud.md | 2 +- TOC.md | 2 +- ...=> sql-statement-show-stats-histograms.md} | 31 +++++++++---------- 3 files changed, 16 insertions(+), 19 deletions(-) rename sql-statements/{sql-statement-show-histograms.md => sql-statement-show-stats-histograms.md} (79%) diff --git a/TOC-tidb-cloud.md b/TOC-tidb-cloud.md index 7fb4dcaede862..9d94661207d67 100644 --- a/TOC-tidb-cloud.md +++ b/TOC-tidb-cloud.md @@ -472,7 +472,7 @@ - [`SHOW PROFILES`](/sql-statements/sql-statement-show-profiles.md) - [`SHOW SCHEMAS`](/sql-statements/sql-statement-show-schemas.md) - [`SHOW STATS_HEALTHY`](/sql-statements/sql-statement-show-stats-healthy.md) - - [`SHOW STATS_HISTOGRAMS`](/sql-statements/sql-statement-show-histograms.md) + - [`SHOW STATS_HISTOGRAMS`](/sql-statements/sql-statement-show-stats-histograms.md) - [`SHOW STATS_LOCKED`](/sql-statements/sql-statement-show-stats-locked.md) - [`SHOW STATS_META`](/sql-statements/sql-statement-show-stats-meta.md) - [`SHOW STATUS`](/sql-statements/sql-statement-show-status.md) diff --git a/TOC.md b/TOC.md index 36162ead99e57..79fed1e43bf87 100644 --- a/TOC.md +++ b/TOC.md @@ -846,7 +846,7 @@ - [`SHOW PUMP STATUS`](/sql-statements/sql-statement-show-pump-status.md) - [`SHOW SCHEMAS`](/sql-statements/sql-statement-show-schemas.md) - [`SHOW STATS_HEALTHY`](/sql-statements/sql-statement-show-stats-healthy.md) - - [`SHOW STATS_HISTOGRAMS`](/sql-statements/sql-statement-show-histograms.md) + - [`SHOW STATS_HISTOGRAMS`](/sql-statements/sql-statement-show-stats-histograms.md) - [`SHOW STATS_LOCKED`](/sql-statements/sql-statement-show-stats-locked.md) - [`SHOW STATS_META`](/sql-statements/sql-statement-show-stats-meta.md) - [`SHOW STATUS`](/sql-statements/sql-statement-show-status.md) diff --git a/sql-statements/sql-statement-show-histograms.md b/sql-statements/sql-statement-show-stats-histograms.md similarity index 79% rename from sql-statements/sql-statement-show-histograms.md rename to sql-statements/sql-statement-show-stats-histograms.md index 091aa0e7fa677..27e16e0200f27 100644 --- a/sql-statements/sql-statement-show-histograms.md +++ b/sql-statements/sql-statement-show-stats-histograms.md @@ -1,32 +1,31 @@ --- title: SHOW STATS_HISTOGRAMS summary: An overview of the usage of SHOW HISTOGRAMS for TiDB database. +<<<<<<< HEAD:sql-statements/sql-statement-show-histograms.md +======= +aliases: ['/docs/dev/sql-statements/sql-statement-show-histograms/','/tidb/dev/sql-statement-show-histograms'] +>>>>>>> 36427f3df4 (ebnf show stats_histograms (#17051)):sql-statements/sql-statement-show-stats-histograms.md --- # SHOW STATS_HISTOGRAMS -This statement shows the histogram information collected by the `ANALYZE` statement. +This statement shows the histogram information collected by the [`ANALYZE` statement](/sql-statements/sql-statement-analyze-table.md) as part of database [statistics](/statistics.md). ## Synopsis -**ShowStmt** +```ebnf+diagram +ShowStatsHistogramsStmt ::= + "SHOW" "STATS_HISTOGRAMS" ShowLikeOrWhere? -![ShowStmt](/media/sqlgram/ShowStmt.png) - -**ShowTargetFiltertable** - -![ShowTargetFilterable](/media/sqlgram/ShowTargetFilterable.png) - -**ShowLikeOrWhereOpt** - -![ShowLikeOrWhereOpt](/media/sqlgram/ShowLikeOrWhereOpt.png) +ShowLikeOrWhere ::= + "LIKE" SimpleExpr +| "WHERE" Expression +``` ## Examples -{{< copyable "sql" >}} - ```sql -show stats_histograms; +SHOW STATS_HISTOGRAMS; ``` ```sql @@ -40,10 +39,8 @@ show stats_histograms; 3 rows in set (0.00 sec) ``` -{{< copyable "sql" >}} - ```sql -show stats_histograms where table_name = 't2'; +SHOW STATS_HISTOGRAMS WHERE table_name = 't2'; ``` ```sql From f9493ffbab86ca74188dd5df135a3b50a6405f89 Mon Sep 17 00:00:00 2001 From: xixirangrang Date: Mon, 15 Apr 2024 13:10:43 +0800 Subject: [PATCH 2/2] Update sql-statements/sql-statement-show-stats-histograms.md --- sql-statements/sql-statement-show-stats-histograms.md | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/sql-statements/sql-statement-show-stats-histograms.md b/sql-statements/sql-statement-show-stats-histograms.md index 27e16e0200f27..a2584e7bcd58e 100644 --- a/sql-statements/sql-statement-show-stats-histograms.md +++ b/sql-statements/sql-statement-show-stats-histograms.md @@ -1,10 +1,7 @@ --- title: SHOW STATS_HISTOGRAMS summary: An overview of the usage of SHOW HISTOGRAMS for TiDB database. -<<<<<<< HEAD:sql-statements/sql-statement-show-histograms.md -======= -aliases: ['/docs/dev/sql-statements/sql-statement-show-histograms/','/tidb/dev/sql-statement-show-histograms'] ->>>>>>> 36427f3df4 (ebnf show stats_histograms (#17051)):sql-statements/sql-statement-show-stats-histograms.md +aliases: ['/tidb/v8.0/sql-statement-show-histograms'] --- # SHOW STATS_HISTOGRAMS