How to avoid duplicate posts queried from custom meta?

Related Posts:

1. Display custom post on home page based on a metabox selection
2. loop through custom post-type with two meta_keys
3. Help Creating a Slideshow Custom Post Type with Custom Meta Boxes?
4. Custom Post Type – Taxonomy Dropdown Menu?
5. How can I add a column/s to wp_posts table?
6. echo value from ‘select’ field type into page template using cmb2?
7. How to get custom metabox image field?
8. Detect meta value changes when post is updated (post_updated)
9. Custom field being erased after autosave
10. Order custom posts by a date metabox
11. How to select one major category (or custom taxonomy) for a custom post type?
12. How to sort CPT by custom meta value (date), and return posts month by month
13. How to solve suspected memory issue in custom WordPress loop?
14. Use Custom Post Type as Custom Field
15. WP_Query on custom post type not displaying, multiple loops & get_template_part
16. Saving multiple Metabox contents
17. Using new WP_Query in shortcode in a custom field causes the main post content to not display
18. Using ‘strtotime’ function to convert a custom-meta-box to a date-stamp
19. Metabox saving values
20. add_meta_box: Datepicker like the one for postdate?
21. Displaying Meta Box Image
22. Get_post_meta() won’t return value
23. Multiple information using custom post type
24. how to set default value for checkbox in wordpress
25. Formatting custom meta box date from YYYY/MM/DD to a more readable alternative
26. Displaying custom posts only if custom meta box’s date is not expired
27. wp_query to find posts by year and month
28. Create a random unique 6 digit number as custom field for custom post type
29. Why do I lose the content of meta boxes when I leave the page?
30. Dynamically add / duplicate custom meta in custom post types
31. How to insert content from another Custom Post type into Post?
32. WordPress custom meta field for custom post not storing data
33. How to Duplicate (multiple meta box)?
34. window.send_to_editor and jQuery .attr() conflicts with multiple custom upload image meta boxes
35. List of Posts in a Custom Field
36. Save an array from drop-down in custom meta box
37. Populate Custom Fields in a Custom Post Type?
38. Adding dropdown select meta box to custom post type – seems restAPI is interfering
39. WP_Query orderby modified to include custom meta changes
40. Keep display metadata value on backend – Custom Metabox
41. Two near-identical custom field types – one works, the other doesn’t . What can cause this?
42. Meta Key Value in current-user-only loop
43. Calculate all custom field values in the post loop
44. How to check if user meta field is empty in conditional else statement
45. Why is my select meta data not saving?
46. dynamically add a custom field or metabox to custom post type [duplicate]
47. What is the recommended / best way to do this: Event calendar post/type in a block-based theme?
48. Visual editor issue by having multiple tiny mce editors in a CPT
49. Found 2 elements with non-unique id (#_ajax_nonce) and (#_wpnonce)
50. A better way to add a meta box to custom post types
51. Plugin – Combine Meta Box Input Fields into single saveble record
52. Store CPT ‘Reviews’ average ratings to a WordPress DB table or to a DB custom table?
53. Meta Query Filtering not working on Custom Meta Box using Radio Buttons
54. Grouping metadatas into one
55. Repeatable Fields Metabox with Textarea (or wp_editor)
56. How to use TinyMCE Editor for one of my custom post meta field?
57. Cannot save CPT meta box
58. Adding Page Templates to post but it ignored it
59. Permalinks: custom structure for taxonomy – tags?
60. Custom “radio button meta box” not saving correctly
61. Add additional field to custom post_type
62. Custom Post Meta from custom metaboxes is randomly being deleted
63. Add a custom meta box for client to order CPT posts how they want
64. Display Repeatable Meta Box Content
65. create custom meta box with default value
66. What do the numbers mean at the end of add_action(‘save_post’)…?
67. A meta box (in a custom post type) with two different type of fields
68. How to conditionally add Custom Post Type to Front Page
69. hide specific div on single.php [closed]
70. Having Issue on Ordering CPT by Custom Field In Custom WP Query
71. How do you output an unknown number of images in a custom post type with desired markup?
72. Get data from PHP to JavaScript to set position of each post on front page
73. Get post content from another section in custom single page
74. Reusable metabox backend and frontend
75. Get custom term meta problem on single post type
76. Display custom meta on page that has been check in custom post type
77. How can I output WPAlchemy repeating fields meta values in my page template?
78. How can I modify a custom post type and custom page template for a child theme if all content seams to be handled by theme’s ‘native’ plugin?
79. How to retrive Custom Post Type Meta Fields in Custom WP_Query
80. Adding an extra parameter [string] to my posts’ permalink?
81. Displaying information from custom field on custom post type
82. Problem On Retrieving Post Meta Data on Custom Column [closed]
83. Add a class to post_class if more than one post shares same meta_value_num
84. Get post-meta value of all custom-posts – lowest to highest year-count?
85. Add a meta field to the list of results for a custom post type
86. Empty meta-box returns publishdate if no value is set?
87. Saving metabox keys and storing values as array
88. Custom PT, Taxonomys and wordpress query
89. Custom Post Type Meta Box Text Input Field Won’t Save When Blank
90. Displaying Posts Using a Custom Query with a Custom Field and a term_id
91. How do I list a custom field and custom taxonomies for each result in a loop?
92. How can i loop through custom post type according to custom meta field?
93. How to sort WP_Query by a custom text field (written as a date dd/mm/yyyy)
94. Custom Post Type meta data getting deleted on bulk editing taxonomies
95. when looping through custom post data not appearing
96. Custom Metabox Info Not Saving
97. PHP Warning with Custom Fields
98. Custom meta fields not showing up in WP_Response Object via custom endpoint
99. How to consume external API from WordPress post editor and display the response data in the custom field?
100. custom post type with metabox custom fields