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sql: --list-tables implemented. %-encode all elements of DBURL.
Passes sql-part of unittest.
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92
src/sql
92
src/sql
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@ -7,7 +7,10 @@ sql - execute a command on a database determined by a dburl
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=head1 SYNOPSIS
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B<sql> [B<-hnr>] [B<--table-size>] [B<--db-size>] [B<-p>
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I<pass-through>] [B<-s> I<string>] I<dburl> [I<sqlcommand>]
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I<pass-through>] [B<-s> I<string>] I<dburl> [I<commands>]
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B<sql> [B<-hnr>] [B<--table-size>] [B<--db-size>] [B<-p>
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I<pass-through>] [B<-s> I<string>] I<dburl> < commandfile
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B<#!/usr/bin/sql> B<--shebang> [options] I<dburl>
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@ -19,8 +22,8 @@ clients. So far the focus has been on giving a common way to specify
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login information (protocol, username, password, hostname, and port
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number), size (database and table size), and running queries.
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The database is addressed using a dburl. If I<command> is left out you
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will get that database's interactive shell.
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The database is addressed using a DBURL. If I<commands> are left out
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you will get that database's interactive shell.
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GNU B<sql> is often used in combination with GNU B<parallel>.
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@ -29,22 +32,19 @@ GNU B<sql> is often used in combination with GNU B<parallel>.
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=item I<dburl>
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A DBURL has the following syntax:
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vendor://[[user][:password]@][host][:port]/[database]
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[sql:]vendor://[[user][:password]@][host][:port]/[database][?sqlquery]
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See the section DBURL below.
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=item I<command>
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=item I<commands>
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The SQL command to run.
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The SQL commands to run. Each argument will have a newline appended.
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Example: select 1+2
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Example: "SELECT 1+2;" "SELECT 'SQL';"
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If you use * or ? remember to quote them, as the shell may otherwise
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expand them.
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If no commands are given SQL is read from the keyboard or STDIN.
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If no command is given SQL is read from the keyboard or STDIN.
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Example: echo 'select 1+2' | sql mysql:///
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Example: echo 'SELECT 1+2;' | sql mysql:///
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=item B<--db-size>
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@ -75,6 +75,15 @@ HTML output. Turn on HTML tabular output.
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Show the list of running queries.
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=item B<--show-tables>
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=item B<--list-tables>
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=item B<--table-list>
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List the tables in the database
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=item B<--noheaders>
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=item B<--no-headers>
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@ -151,7 +160,11 @@ For this to work B<--shebang> or B<-Y> must be set as the first option.
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A DBURL has the following syntax:
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[sql:]vendor://[user[:password]@][host][:port]/[database][?sqlquery]
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Examples:
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To quote special characters use %-encoding specified in
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http://tools.ietf.org/html/rfc3986#section-2.1 (E.g. a password
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containing '/' would contain '%2F').
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Examples:
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mysql://user:pa55w0rd@mysqlserver/database
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sql:oracle://scott:tiger@oracleserver/xe
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postgresql://user:pa55w0rd@pg.example.com/db
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@ -394,6 +407,10 @@ if(defined $::opt_processlist) {
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unshift @ARGV, processlist($database_driver,%dburl);
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}
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if(defined $::opt_tablelist) {
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unshift @ARGV, tablelist($database_driver,%dburl);
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}
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if(defined $::opt_dbsize) {
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unshift @ARGV, dbsize($database_driver,%dburl);
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}
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@ -453,6 +470,8 @@ sub parse_options {
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"sep|s=s" => \$::opt_s,
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"html" => \$::opt_html,
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"show-processlist|proclist|listproc" => \$::opt_processlist,
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"show-tables|showtables|listtables|list-tables|tablelist|table-list"
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=> \$::opt_tablelist,
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"db-size|dbsize" => \$::opt_dbsize,
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"table-size|tablesize" => \$::opt_tablesize,
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"noheaders|no-headers|n" => \$::opt_n,
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@ -621,7 +640,7 @@ sub sqlite_commands {
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sub processlist {
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my $dbdriver = shift;
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my %dburl = @_;
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my %processlist =
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my %statement =
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("mysql" => "show processlist;",
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"postgresql" => ("SELECT ".
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" datname AS database,".
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@ -639,19 +658,36 @@ sub processlist {
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"AND username IS NOT NULL ".
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"ORDER BY CPU_TIME DESC;"),
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);
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if($processlist{$dbdriver}) {
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return $processlist{$dbdriver};
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if($statement{$dbdriver}) {
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return $statement{$dbdriver};
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} else {
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print STDERR "processlist is not implemented for $dbdriver\n";
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exit 1;
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}
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}
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# Return the code for 'show tables' in the chosen database dialect
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sub tablelist {
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my $dbdriver = shift;
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my %dburl = @_;
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my %statement =
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("mysql" => "show tables;",
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"postgresql" => '\dt',
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"oracle" => ("SELECT object_name FROM user_objects WHERE object_type = 'TABLE';"),
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);
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if($statement{$dbdriver}) {
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return $statement{$dbdriver};
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} else {
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print STDERR "tablelist is not implemented for $dbdriver\n";
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exit 1;
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}
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}
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# Return the code for 'show database size' in the chosen database dialect
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sub dbsize {
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my $dbdriver = shift;
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my %dburl = @_;
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my %processlist =
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my %statement =
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("mysql" => (
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'SELECT '.
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' table_schema "Data Base Name", '.
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@ -667,8 +703,8 @@ sub dbsize {
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"sqlite3" => (
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"SELECT ".(undef_as_zero(-s $dburl{'database'}))." AS bytes;"),
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);
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if($processlist{$dbdriver}) {
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return $processlist{$dbdriver};
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if($statement{$dbdriver}) {
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return $statement{$dbdriver};
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} else {
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print STDERR "dbsize is not implemented for $dbdriver\n";
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exit 1;
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@ -680,7 +716,7 @@ sub dbsize {
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sub tablesize {
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my $dbdriver = shift;
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my $database = shift;
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my %processlist =
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my %statement =
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("postgresql" => (
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"SELECT relname, relpages*8 AS kb, reltuples::int AS \"live+dead rows\" ".
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"FROM pg_class c ".
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@ -688,8 +724,8 @@ sub tablesize {
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"mysql" => (
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"select table_name, TABLE_ROWS, DATA_LENGTH,INDEX_LENGTH from INFORMATION_SCHEMA.tables;"),
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);
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if($processlist{$dbdriver}) {
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return $processlist{$dbdriver};
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if($statement{$dbdriver}) {
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return $statement{$dbdriver};
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} else {
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print STDERR "table size is not implemented for $dbdriver\n";
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exit 1;
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@ -816,12 +852,12 @@ sub parse_dburl {
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(.*)? # Query ($7)
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)?
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!x) {
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$options{databasedriver} = undef_if_empty($1);
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$options{user} = undef_if_empty($2);
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$options{password} = undef_if_empty($3);
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$options{host} = undef_if_empty($4);
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$options{port} = undef_if_empty($5);
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$options{database} = undef_if_empty($6);
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$options{databasedriver} = undef_if_empty(uri_unescape($1));
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$options{user} = undef_if_empty(uri_unescape($2));
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$options{password} = undef_if_empty(uri_unescape($3));
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$options{host} = undef_if_empty(uri_unescape($4));
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$options{port} = undef_if_empty(uri_unescape($5));
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$options{database} = undef_if_empty(uri_unescape($6));
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$options{query} = undef_if_empty(uri_unescape($7));
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debug("dburl $url\n");
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debug("databasedriver ",$options{databasedriver}, " user ", $options{user},
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@ -1,73 +0,0 @@
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### Test basic --arg-sep
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a
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b
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### Run commands using --arg-sep
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echo a
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a
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echo b
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b
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### Change --arg-sep
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echo a
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a
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echo b
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b
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echo a
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a
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echo b
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b
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echo a
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a
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echo b
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b
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echo a
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a
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echo b
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b
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### Test stdin goes to first command only ("-" as argument)
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cat -
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via first cat
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cat -
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via pseudotty
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### Test stdin goes to first command only ("cat" as argument)
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echo a
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a
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cat
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via pseudotty
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### Test stdin goes to first command only
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cat
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via cat
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echo b
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b
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cat
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via cat
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echo b
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b
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### Bug made 4 5 go before 1 2 3
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1
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2
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3
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4
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5
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### Bug made 3 go before 1 2
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1
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2
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3
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### Bug did not quote
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echo \>
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>
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echo \>
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>
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echo \> 2
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> 2
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> 2
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### Must not quote
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echo | wc -l
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1
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echo | wc -l
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1
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echo a b c | wc -w
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3
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echo a b c | wc -w
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3
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echo a b | wc -w
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2
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