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Complete collection of SQL query statements
SQL query statements include SELECT statement, INSERT INTO statement, UPDATE statement, DELETE FROM statement, SELECT DISTINCT statement, WHERE clause, ORDER BY statement, GROUP BY statement, JOIN statement, IN statement, LIKE statement and BETWEEN statement. For more knowledge about SQL query statements, welcome to learn on the php Chinese website.
Complete collection of SQL query statementsSQL query statements include SELECT statement, INSERT INTO statement, UPDATE statement, DELETE FROM statement, SELECT DISTINCT statement, WHERE clause, ORDER BY statement, GROUP BY statement, JOIN statement, IN statement, LIKE statement and BETWEEN statement.
How to use the MySQL select statementThe select statement can be separated by carriage return. Both $sql="select*fromarticlewhereid=1" and $sql="select*fromarticlewhereid=1" can get the correct result, but sometimes it may be clearer to write it separately, especially when the sql statement Relatively long. Batch query data can be implemented using in $sql="select*fromarticlewhereid;in(1,3,5)" using concat to connect the query results $sql="selectconcat(i
How to use insert into statement in mysqlThe general form of insertinto statement in mysql insert[into] table name [(column name 1, column name 2, column name 3,...)] values (value 1, value 2, value 3,...); in mysql Three ways to write the insertinto statement 1. Insert a record into certain fields in the original table. insertinto+table name (field in the table,,) value (record corresponding to the field,,); 2. Method 1 of inserting multiple records into the fields in the original table. insertinto+table name (field in the table,,) values (record corresponding to the field,,) (record corresponding to the field); 3. Method 2 of inserting multiple records into the fields in the original table. language
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