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1. Shell Programming and Scripting
Hi,
I have a comma separated file. I would like to print every alternate columns into a new row.
Example input file:
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Example output:
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This is a question that is related to one I had last August when I was trying to sort/merge two files by millsecond time column (in this case column 6).
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My original files are like this below and I distinguish them from the AP_ID (file1 has 572 and file2 has 544). Also, the header on file1 has “G_” pre-pended. NOTE: these are only snippets of very large files and much of the data is not present here.
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Hi. How can I read row number from one file and print that corresponding record present at that row in another file.
eg
file1
1
3
5
7
9
file2
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file with this content
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Hi Friends,
I have a single column data like below.
1
2
3
4
5
I need the output like below.
0
1
2
3
4
where each row (including first row) subtracting from first row and the result should print below like the way shown in output file.
Thanks
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hi guys, today i'm stuck in a new problem.
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Hi
I want to append line 2n to 2n-1 line where n=1...LastLine in my file.
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Hello
Everyone
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I need
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Required File:
HelloEveryone
WelcomeTO Unix
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I want to write a shell script which increments a particular column in a row from a text file and then adds another row below the current row with the incremented value .
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DB2_STATISTICS(3) 1 DB2_STATISTICS(3)
db2_statistics - Returns a result set listing the index and statistics for a table
SYNOPSIS
resource db2_statistics (resource $connection, string $qualifier, string $schema, string $table-name, bool $unique)
DESCRIPTION
Returns a result set listing the index and statistics for a table.
PARAMETERS
o $connection
- A valid connection to an IBM DB2, Cloudscape, or Apache Derby database.
o $qualifier
- A qualifier for DB2 databases running on OS/390 or z/OS servers. For other databases, pass NULL or an empty string.
o $schema
- The schema that contains the targeted table. If this parameter is NULL, the statistics and indexes are returned for the schema
of the current user.
o $table_name
- The name of the table.
o $unique
- An integer value representing the type of index information to return.
o $0
- Return only the information for unique indexes on the table.
o $1
- Return the information for all indexes on the table.
RETURN VALUES
Returns a statement resource with a result set containing rows describing the statistics and indexes for the base tables matching the
specified parameters. The rows are composed of the following columns:
+--------------+---------------------------------------------------+
| Column name | |
| | |
| | Description |
| | |
+--------------+---------------------------------------------------+
| TABLE_CAT | |
| | |
| | The catalog that contains the table. The value is |
| | NULL if this table does not have catalogs. |
| | |
| TABLE_SCHEM | |
| | |
| | Name of the schema that contains the table. |
| | |
| TABLE_NAME | |
| | |
| | Name of the table. |
| | |
| NON_UNIQUE | |
| | |
| | An integer value representing whether the index |
| | prohibits unique values, or whether the row rep- |
| | resents statistics on the table itself: |
| | |
| | box, tab (|); c | c | . T{ Return value |
| | |
| | Parameter type |
| | |
+--------------+---------------------------------------------------+
|0 (SQL_FALSE) | |
| | |
| | The index allows duplicate values. |
| | |
|1 (SQL_TRUE) | |
| | |
| | The index values must be unique. |
| | |
| | |
| NULL | |
| | |
| | This row is statistics information for the table |
| | itself. |
| | |
+--------------+---------------------------------------------------+
T} T{ INDEX_QUALIFIER
T} |T{ A string value representing the qualifier that would have to be prepended to INDEX_NAME to fully qualify the index.
T} T{ INDEX_NAME
T} |T{ A string representing the name of the index.
T} T{ TYPE
T} |T{
An integer value representing the type of information contained in this row of the result set:
+------------------------+---------------------------------------------------+
| Return value | |
| | |
| | Parameter type |
| | |
+------------------------+---------------------------------------------------+
| 0 (SQL_TABLE_STAT) | |
| | |
| | The row contains statistics about the table |
| | itself. |
| | |
|1 (SQL_INDEX_CLUSTERED) | |
| | |
| | The row contains information about a clustered |
| | index. |
| | |
| 2 (SQL_INDEX_HASH) | |
| | |
| | The row contains information about a hashed |
| | index. |
| | |
| 3 (SQL_INDEX_OTHER) | |
| | |
| | The row contains information about a type of |
| | index that is neither clustered nor hashed. |
| | |
+------------------------+---------------------------------------------------+
T} T{ ORDINAL_POSITION
T} |T{ The 1-indexed position of the column in the index. NULL if the row contains statistics information about the table itself.
T} T{ COLUMN_NAME
T} |T{ The name of the column in the index. NULL if the row contains statistics information about the table itself.
T} T{ ASC_OR_DESC
T} |T{
A if the column is sorted in ascending order, D if the column is sorted in descending order, NULL if the row contains statistics informa-
tion about the table itself.
T} T{ CARDINALITY
T} |T{
If the row contains information about an index, this column contains an integer value representing the number of unique values in the
index. If the row contains information about the table itself, this column contains an integer value representing the number of rows in
the table.
T} T{ PAGES
T} |T{
If the row contains information about an index, this column contains an integer value representing the number of pages used to store the
index. If the row contains information about the table itself, this column contains an integer value representing the number of pages used
to store the table.
T} T{ FILTER_CONDITION
T} |T{ Always returns NULL.
T}
SEE ALSO
db2_column_privileges(3), db2_columns(3), db2_foreign_keys(3), db2_primary_keys(3), db2_procedure_columns(3), db2_procedures(3), db2_spe-
cial_columns(3), db2_table_privileges(3), db2_tables(3).
PHP Documentation Group DB2_STATISTICS(3)