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Adds support for dropping views in script: mysql-drop-tables #15

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Mar 31, 2023
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Adds support for dropping views in script: mysql-drop-tables #15

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29 changes: 20 additions & 9 deletions mysql/scripts/mysql-drop-tables
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Original file line number Diff line number Diff line change
Expand Up @@ -39,17 +39,28 @@ if [[ "${BASH_SOURCE[0]}" = "$0" ]]; then
# Grep is wrapped in { COMMAND || true; } because it returns an exit code of 1 if no results are found.
# We have set -e for this script so if we don't do this wrapping the script will exit right here if no tables are found.
# This script will fail on new environments with an empty database and break initial imports.
TABLES=$($CONNECTION_STRING -e 'show tables' | awk '{ print $1}' | { grep -v '^Tables' || true; } )
TABLES=$($CONNECTION_STRING -e 'show full tables where Table_Type = "BASE TABLE"' | awk '{ print $1}' | { grep -v '^Tables' || true; } )

if [ "$TABLES" == "" ]
if [ "$TABLES" != "" ]
then
info "No tables found in $DATABASE_NAME database!"
exit 0
for table in $TABLES
do
info "Deleting $DATABASE_NAME/$table"
$CONNECTION_STRING -e "drop table $table"
done
fi

for table in $TABLES
do
info "Deleting $DATABASE_NAME/$table"
$CONNECTION_STRING -e "drop table $table"
done
# Grep is wrapped in { COMMAND || true; } because it returns an exit code of 1 if no results are found.
# We have set -e for this script so if we don't do this wrapping the script will exit right here if no tables are found.
# This script will fail on new environments with an empty database and break initial imports.
VIEWS=$($CONNECTION_STRING -e 'show full tables where Table_Type = "VIEW"' | awk '{ print $1}' | { grep -v '^Tables' || true; } )

if [ "$VIEWS" != "" ]
then
for view in $VIEWS
do
info "Deleting view $DATABASE_NAME/$view"
$CONNECTION_STRING -e "drop view $view"
done
fi
fi