问如何使用PowerShell 2.0在循环中运行带参数的不同MySql语句？

EN

$server= "localhost"
$username= "root"
$password= "pass1234"
$database= "RD"
[void][system.reflection.Assembly]::LoadFrom("C:\Program Files (x86)\MySQL
 \MySQLConnector Net 6.8.3\Assemblies\v2.0\MySql.Data.dll")
$myconnection = New-Object MySql.Data.MySqlClient.MySqlConnection
$myconnection.ConnectionString = "server=$server;user id=$username;password=$password;
 database=$database;pooling=false;Allow Zero Datetime=True;"
$myconnection.Open()

#Params for MySqls:
$OUTPath="c:/RD/BAN-OUT/tmp/distinct_"
$OUTPath1="c:/RD/BAN-OUT/tmp/load_"
$INPath="c:/RD/BAN-OUT/"

#File-list:
$RDS= get-content c:\RD\BV-OUT\test.txt

foreach ($RD in $RDS)
{
 echo $RD
 $bv_out_distinct="$OUTPath$RD"
 $bv_out_load_new_bvs="$OUTPath1$RD"
 $RDDATEI="$INPath$RD"

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand
 $sql.Connection = $myconnection
 $sql.CommandText = "LOAD DATA LOCAL INFILE '$RDDATEI' INTO TABLE bv_tmp_all FIELDS TERMINATED BY ';'"
 $sql.ExecuteReader()

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand
 $sql.Connection = $myconnection
 $sql.CommandText = "SELECT * FROM bv_tmp_all GROUP BY BAN INTO OUTFILE 
                    '$bv_out_distinct' FIELDS TERMINATED BY ';'"
 $sql.ExecuteReader()

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand  
 $sql.Connection = $myconnection
 $sql.CommandText = "LOAD DATA LOCAL INFILE '$bv_out_distinct' INTO TABLE  
  bv_tmp_distinct FIELDS TERMINATED BY ';'"
 $sql.ExecuteReader()

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand
 $sql.Connection = $myconnection
 $sql.CommandText = "UPDATE bv, bv_tmp_distinct SET 
 bv.RD=bv_tmp_distinct.RD,bv.LEV21=bv_tmp_distinct.LEV21 where 
                bv.BAN=bv_tmp_distinct.BAN"
 $sql.ExecuteReader()

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand
 $sql.Connection = $myconnection
 $sql.CommandText = "SELECT * FROM bv_tmp_distinct WHERE BAN NOT IN (SELECT BAN FROM bv) INTO OUTFILE '$bv_out_load_new_bvs' FIELDS TERMINATED BY ';'"
 $sql.ExecuteReader()

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand
 $sql.Connection = $myconnection
 $sql.CommandText = "LOAD DATA LOCAL INFILE '$bv_out_load_new_bvs' INTO TABLE bv FIELDS TERMINATED BY ';'"
 $sql.ExecuteReader()

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand
 $sql.Connection = $myconnection
 $sql.CommandText = "TRUNCATE TABLE bv_tmp_distinct"
 $sql.ExecuteReader()

 $sql = New-Object MySql.Data.MySqlClient.MySqlCommand
 $sql.Connection = $myconnection
 $sql.CommandText = "TRUNCATE TABLE bv_tmp_all"
 $sql.ExecuteReader()
}
$myconnection.Close()

 "Connection must be valid and open." at C:\Users\Admin\Documents\ps_rd_update.ps1:69 Zeichen:19
+ $sql.ExecuteReader <<<< ()
+ CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
+ FullyQualifiedErrorId : DotNetMethodException

#!/bin/bash
OUTPath="/home/bono/RD/BV-OUT/tmp/distinct_"
OUTPath1="/home/bono/RD/BV-OUT/tmp/load_"
INPath="/home/bono/RD/BV-OUT/"
RD=" "

while read line; do
    RD="$line"
    bv_out_distinct="$OUTPath$RD"
    bv_out_load_new_bvs="$OUTPath1$RD"
    RDDATEI="$INPath$RD"
    echo $RDDATEI
    if ! test -f "$RDDATEI"; then
       echo error: file does not exist: $RDDATEI
       continue
    fi
###MYSQLs:
mysql -u root -D RD --local-infile << EOF
LOAD DATA LOCAL INFILE '$RDDATEI' INTO TABLE bv_tmp_all FIELDS TERMINATED BY ';' LINES TERMINATED BY '\r\n';
SELECT * FROM bv_tmp_all GROUP BY BAN INTO OUTFILE '$bv_out_distinct' FIELDS TERMINATED BY ';';
LOAD DATA LOCAL INFILE '$bv_out_distinct' INTO TABLE bv_tmp_distinct FIELDS TERMINATED BY ';';
UPDATE bv, bv_tmp_distinct SET bv.RD=bv_tmp_distinct.RD,bv.LEV21=bv_tmp_distinct.LEV21 where bv.BAN=bv_tmp_distinct.BAN;
SELECT * FROM bv_tmp_distinct WHERE BAN NOT IN (SELECT BAN FROM bv) INTO OUTFILE  '$bv_out_load_new_bvs' FIELDS TERMINATED BY ';';
LOAD DATA LOCAL INFILE '$bv_out_load_new_bvs' INTO TABLE bv FIELDS TERMINATED BY ';';
TRUNCATE TABLE bv_tmp_distinct;
TRUNCATE TABLE bv_tmp_all;
EOF
##### EOSQL

done < /home/bono/RD/BAN-OUT/test