From f628f14bae508ec1d86606cfb9fdad6096f8b29f Mon Sep 17 00:00:00 2001 From: Pjotr Prins Date: Tue, 13 Apr 2021 02:41:20 -0500 Subject: SQL notes --- doc/database.org | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/doc/database.org b/doc/database.org index f3d4d92e..cd833b83 100644 --- a/doc/database.org +++ b/doc/database.org @@ -1339,7 +1339,8 @@ The SNP count info for the BXD is calculated like this startMb += stepMb #+end_src -select * from BXDSnpPosition limit 5; +: select * from BXDSnpPosition limit 5; + +------+-----------+-----------+----------+ | Chr | StrainId1 | StrainId2 | Mb | +------+-----------+-----------+----------+ @@ -1435,7 +1436,7 @@ Tux01 has less indexes than P2(!): | ProbeSetFreeze | 0 | Name | 1 | Name | A | 911 | NULL | NULL | YES | BTREE | | | | ProbeSetFreeze | 1 | NameIndex | 1 | Name2 | A | 911 | NULL | NULL | | BTREE | | | +----------------+------------+-----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ -4 rows in set (0.000 sec) +: 4 rows in set (0.000 sec) +----------------+------------+-----------------+--------------+-----------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ | Table | Non_unique | Key_name | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment | @@ -1449,7 +1450,7 @@ Tux01 has less indexes than P2(!): | ProbeSetFreeze | 1 | conf_and_public | 1 | confidentiality | A | 3 | NULL | NULL | | BTREE | | | | ProbeSetFreeze | 1 | conf_and_public | 2 | public | A | 4 | NULL | NULL | | BTREE | | | +----------------+------------+-----------------+--------------+-----------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ -8 rows in set (0.00 sec) +: 8 rows in set (0.00 sec) *** ProbeSet @@ -1459,7 +1460,7 @@ Identical indexes Tux01 has less indexes than P2(!): -MariaDB [db_webqtl]> show indexes from ProbeSetXRef ; +: MariaDB [db_webqtl]> show indexes from ProbeSetXRef ; +--------------+------------+------------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ | Table | Non_unique | Key_name | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment | +--------------+------------+------------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ @@ -1468,10 +1469,10 @@ MariaDB [db_webqtl]> show indexes from ProbeSetXRef ; | ProbeSetXRef | 0 | DataId_IDX | 1 | DataId | A | 47713039 | NULL | NULL | | BTREE | | | | ProbeSetXRef | 1 | Locus_IDX | 1 | Locus | A | 15904346 | NULL | NULL | YES | BTREE | | | +--------------+------------+------------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ -4 rows in set (0.000 sec) +: 4 rows in set (0.000 sec) -MariaDB [db_webqtl]> show indexes from ProbeSetXRef ; +: MariaDB [db_webqtl]> show indexes from ProbeSetXRef ; +--------------+------------+-------------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ | Table | Non_unique | Key_name | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment | +--------------+------------+-------------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ @@ -1481,7 +1482,7 @@ MariaDB [db_webqtl]> show indexes from ProbeSetXRef ; | ProbeSetXRef | 1 | ProbeSetId1 | 1 | ProbeSetId | A | 5156905 | NULL | NULL | | BTREE | | | | ProbeSetXRef | 1 | Locus | 1 | Locus | A | 23206072 | NULL | NULL | YES | BTREE | | | +--------------+------------+-------------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+ -5 rows in set (0.00 sec) +: 5 rows in set (0.00 sec) ** Check storage -- cgit v1.2.3