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Project Type: WordPress Reference

Text Diff API

System for computing and rendering differences between two text strings, commonly used for revision comparison. Since: 2.6.0 Source: wp-includes/wp-diff.php, wp-includes/pluggable.php Components Component Description functions.md Main diff generation function class-wp-text-diff-renderer-table.md Table-based...

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Text Diff Functions

Core function for generating human-readable diff output. Source: wp-includes/pluggable.php wp_text_diff() Displays a human-readable HTML representation of the difference between two strings. Since: 2.6.0 Pluggable: Yes — can be overridden in...

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wp_usermeta

Key-value storage for user metadata. Stores capabilities, preferences, and custom user data. Schema Column Type Null Default Description umeta_id bigint(20) unsigned NO auto_increment Unique identifier for the meta entry user_id...

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wp_users

Stores WordPress user accounts. Core authentication and profile data. Schema Column Type Null Default Description ID bigint(20) unsigned NO auto_increment Unique user identifier user_login varchar(60) NO '' Username for login...

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class wpdb

WordPress database access abstraction class. Since: 0.71 Source: wp-includes/class-wpdb.php Overview The wpdb class provides methods for interacting with the WordPress database. A global instance $wpdb is available throughout WordPress. global...

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wp_term_relationships

Junction table linking posts (objects) to terms. Implements the many-to-many relationship between content and taxonomies. Schema Column Type Null Default Description object_id bigint(20) unsigned NO 0 Post ID (FK →...

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wp_term_taxonomy

Links terms to their taxonomies and stores taxonomy-specific data. Each term can appear in multiple taxonomies. Schema Column Type Null Default Description term_taxonomy_id bigint(20) unsigned NO auto_increment Unique identifier term_id...

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wp_termmeta

Key-value storage for term metadata. Added in WordPress 4.4 to extend terms with custom data. Schema Column Type Null Default Description meta_id bigint(20) unsigned NO auto_increment Unique identifier term_id bigint(20)...

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wp_terms

Stores the basic term data (name and slug) for categories, tags, and custom taxonomies. Schema Column Type Null Default Description term_id bigint(20) unsigned NO auto_increment Unique identifier for the term...

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Table Prefixes

WordPress uses configurable table prefixes for security and multi-installation support. Default Prefix // wp-config.php $table_prefix = 'wp_'; All core tables will be named wp_posts, wp_users, etc. Why Use Custom Prefixes...

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