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nexedi
MariaDB
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3b48e8f6
Commit
3b48e8f6
authored
Jul 13, 2001
by
unknown
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Put those back after I forgot to push.
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e7dcb51d
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Docs/manual.texi
View file @
3b48e8f6
...
@@ -19267,7 +19267,7 @@ key that can have @code{NULL} values (In this case the packed key length will
...
@@ -19267,7 +19267,7 @@ key that can have @code{NULL} values (In this case the packed key length will
be stored in the same byte that is used to mark if a key is @code{NULL}.)
be stored in the same byte that is used to mark if a key is @code{NULL}.)
@item
@item
If you specify a @code{SELECT} after the @code{CREATE
STATEMENT}
,
If you specify a @code{SELECT} after the @code{CREATE
} statement
,
@strong{MySQL} will create new fields for all elements in the
@strong{MySQL} will create new fields for all elements in the
@code{SELECT}. For example:
@code{SELECT}. For example:
...
@@ -19277,9 +19277,37 @@ mysql> CREATE TABLE test (a int not null auto_increment,
...
@@ -19277,9 +19277,37 @@ mysql> CREATE TABLE test (a int not null auto_increment,
TYPE=MyISAM SELECT b,c from test2;
TYPE=MyISAM SELECT b,c from test2;
@end example
@end example
This will create a @code{MyISAM} table with 3 columns. Note that the
This will create a @code{MyISAM} table with three columns, a, b, and c.
table will automatically be deleted if any errors occur while copying
Notice that the columns from the @code{SELECT} statement are appended to
data into the table.
the right side of the table, not overlapped onto it. Take the following
example:
@example
mysql> select * from foo;
+---+
| n |
+---+
| 1 |
+---+
mysql> create table bar (m int) select n from foo;
Query OK, 1 row affected (0.02 sec)
Records: 1 Duplicates: 0 Warnings: 0
mysql> select * from bar;
+------+---+
| m | n |
+------+---+
| NULL | 1 |
+------+---+
1 row in set (0.00 sec)
@end example
For each row in table @code{foo}, a row is inserted in @code{bar} with
the values from @code{foo} and default values for the new columns.
If any errors occur while copying the data to the table, it will
automatically be deleted.
To ensure that the update log/binary log can be used to re-create the
To ensure that the update log/binary log can be used to re-create the
original tables, @strong{MySQL} will not allow concurrent inserts during
original tables, @strong{MySQL} will not allow concurrent inserts during
...
@@ -23119,7 +23147,8 @@ for replication of tables with fancy column names to work.
...
@@ -23119,7 +23147,8 @@ for replication of tables with fancy column names to work.
@item TIMESTAMP = timestamp_value | DEFAULT
@item TIMESTAMP = timestamp_value | DEFAULT
Set the time for this client. This is used to get the original timestamp if
Set the time for this client. This is used to get the original timestamp if
you use the update log to restore rows.
you use the update log to restore rows. @code{timestamp_value} should be a
UNIX Epoch timestamp, not a @strong{MySQL} timestamp.
@item LAST_INSERT_ID = #
@item LAST_INSERT_ID = #
Set the value to be returned from @code{LAST_INSERT_ID()}. This is stored in
Set the value to be returned from @code{LAST_INSERT_ID()}. This is stored in
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