update hanamgr

hanamgr.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# Version: 1.0.0
+# Version: 1.1.0
 # Author: Tomi Eckert
 # ==============================================================================
 # HANA Database Manager Menu (hanamgr.sh)
@@ -45,12 +45,73 @@ execute_sql() {
     fi
 }
 
+# Function to interactively select a schema from the database
+# Sets the global variable SELECTED_SCHEMA
+select_schema() {
+    local user_key="$1"
+    SELECTED_SCHEMA=""
+    
+    echo "[🔎] Fetching available schemas..."
+    local query="SELECT SCHEMA_NAME FROM SCHEMAS WHERE SCHEMA_OWNER = 'SYSTEM' AND SCHEMA_NAME NOT IN ('_SYS_SECURITY', 'IFSERV', 'B1if', 'SYSTEM', 'RSP');"
+    
+    local raw_output
+    raw_output=$("$HDBSQL_CMD" -U "$user_key" "$query" 2>/dev/null)
+    
+    if [ $? -ne 0 ]; then
+        echo -e "\033[31m[❌] Error: Failed to fetch schemas. Check your HDBUSERSTORE key.\033[0m"
+        # Fallback to manual entry
+        read -p "Enter Schema Name manually: " SELECTED_SCHEMA
+        return 1
+    fi
+    
+    local schemas=()
+    while IFS= read -r line; do
+        if [[ -z "$line" || "$line" == SCHEMA_NAME* || "$line" == *"rows selected"* || "$line" == *"row selected"* || "$line" == *"overall time"* || "$line" == -* ]]; then
+            continue
+        fi
+        local clean_name
+        clean_name=$(echo "$line" | tr -d '"' | xargs)
+        if [[ -n "$clean_name" ]]; then
+            schemas+=("$clean_name")
+        fi
+    done <<< "$raw_output"
+    
+    if [ ${#schemas[@]} -eq 0 ]; then
+        echo -e "\033[33m[⚠️] No eligible schemas found in the database.\033[0m"
+        # Fallback to manual
+        read -p "Enter Schema Name manually: " SELECTED_SCHEMA
+        return 0
+    fi
+    
+    echo -e "\n\033[1mAvailable Schemas:\033[0m"
+    for i in "${!schemas[@]}"; do
+        echo "$((i+1))) ${schemas[$i]}"
+    fi
+    echo "0) Enter manually"
+    echo
+    
+    local choice
+    while true; do
+        read -p "Select a schema (0-${#schemas[@]}): " choice
+        if [[ "$choice" == "0" ]]; then
+            read -p "Enter Schema Name manually: " SELECTED_SCHEMA
+            break
+        elif [[ "$choice" =~ ^[0-9]+$ ]] && [ "$choice" -ge 1 ] && [ "$choice" -le "${#schemas[@]}" ]; then
+            SELECTED_SCHEMA="${schemas[$((choice-1))]}"
+            break
+        else
+            echo -e "\033[31m[❌] Invalid selection. Please try again.\033[0m"
+        fi
+    done
+}
+
 # --- Operation Functions ---
 
 do_export() {
     echo -e "\n\033[1m=== Export Schema ===\033[0m"
     read -p "Enter HDBUSERSTORE Key: " user_key
-    read -p "Enter Schema Name to export: " schema_name
+    select_schema "$user_key"
+    local schema_name="$SELECTED_SCHEMA"
     read -p "Enter Target Directory Path: " target_path
     read -p "Number of threads (default: 1): " threads
     threads=${threads:-1}
@@ -182,7 +243,8 @@ do_import() {
 do_drop() {
     echo -e "\n\033[1m=== Drop Schema ===\033[0m"
     read -p "Enter HDBUSERSTORE Key: " user_key
-    read -p "Enter Schema Name to DROP: " schema_name
+    select_schema "$user_key"
+    local schema_name="$SELECTED_SCHEMA"
 
     if [[ -z "$user_key" || -z "$schema_name" ]]; then
         echo -e "\033[31m[❌] Error: Key and Schema Name are required.\033[0m"
@@ -208,7 +270,8 @@ do_drop() {
 do_rename_db() {
     echo -e "\n\033[1m=== Rename Database (Company Name) ===\033[0m"
     read -p "Enter HDBUSERSTORE Key: " user_key
-    read -p "Enter Schema Name to update: " schema_name
+    select_schema "$user_key"
+    local schema_name="$SELECTED_SCHEMA"
     read -p "Enter NEW Company Name: " new_compny_name
 
     if [[ -z "$user_key" || -z "$schema_name" || -z "$new_compny_name" ]]; then